diff options
Diffstat (limited to 'test-suite')
164 files changed, 6108 insertions, 213 deletions
diff --git a/test-suite/.csdp.cache b/test-suite/.csdp.cache Binary files differindex 75dd38fde..b8c07512f 100644 --- a/test-suite/.csdp.cache +++ b/test-suite/.csdp.cache diff --git a/test-suite/Makefile b/test-suite/Makefile index f1cb21ecd..b32071e80 100644 --- a/test-suite/Makefile +++ b/test-suite/Makefile @@ -49,6 +49,10 @@ SINGLE_QUOTE=" #" # double up on the quotes, in a comment, to appease the emacs syntax highlighter # wrap the arguments in parens, but only if they exist get_coq_prog_args_in_parens = $(subst $(SINGLE_QUOTE),,$(if $(call get_coq_prog_args,$(1)), ($(call get_coq_prog_args,$(1))))) +# get the command to use with this set of arguments; if there's -compile, use coqc, else use coqtop +has_compile_flag = $(filter "-compile",$(call get_coq_prog_args,$(1))) +has_profile_ltac_or_compile_flag = $(filter "-profile-ltac-cutoff" "-profile-ltac" "-compile",$(call get_coq_prog_args,$(1))) +get_command_based_on_flags = $(if $(call has_profile_ltac_or_compile_flag,$(1)),$(coqc),$(command)) bogomips:= @@ -79,7 +83,7 @@ COMPLEXITY := $(if $(bogomips),complexity) BUGS := bugs/opened bugs/closed VSUBSYSTEMS := prerequisite success failure $(BUGS) output \ - interactive micromega $(COMPLEXITY) modules stm + output-modulo-time interactive micromega $(COMPLEXITY) modules stm # All subsystems SUBSYSTEMS := $(VSUBSYSTEMS) misc bugs ide vio coqchk @@ -92,7 +96,7 @@ SUBSYSTEMS := $(VSUBSYSTEMS) misc bugs ide vio coqchk .PHONY: all run clean $(SUBSYSTEMS) all: run - $(MAKE) --quiet summary.log + $(MAKE) report run: $(SUBSYSTEMS) bugs: $(BUGS) @@ -133,6 +137,7 @@ summary: $(call summary_dir, "Failure tests", failure); \ $(call summary_dir, "Bugs tests", bugs); \ $(call summary_dir, "Output tests", output); \ + $(call summary_dir, "Output (modulo time changes) tests", output-modulo-time); \ $(call summary_dir, "Interactive tests", interactive); \ $(call summary_dir, "Micromega tests", micromega); \ $(call summary_dir, "Miscellaneous tests", misc); \ @@ -151,11 +156,11 @@ summary: } summary.log: - $(SHOW) SUMMARY + $(SHOW) BUILDING SUMMARY FILE $(HIDE)$(MAKE) --quiet summary > "$@" report: summary.log - $(HIDE)if grep -F 'Error!' summary.log ; then false; fi + $(HIDE)if grep -q -F 'Error!' summary.log ; then echo FAILURES; grep -F 'Error!' summary.log; false; else echo NO FAILURES; fi ####################################################################### # Regression (and progression) tests @@ -172,7 +177,7 @@ $(addsuffix .log,$(wildcard bugs/opened/*.v)): %.v.log: %.v @echo "TEST $< $(call get_coq_prog_args_in_parens,"$<")" $(HIDE){ \ echo $(call log_intro,$<); \ - $(command) "$<" $(call get_coq_prog_args,"$<") 2>&1; R=$$?; times; \ + $(call get_command_based_on_flags,"$<") "$<" $(call get_coq_prog_args,"$<") 2>&1; R=$$?; times; \ if [ $$R = 0 ]; then \ echo $(log_success); \ echo " $<...still active"; \ @@ -193,7 +198,7 @@ $(addsuffix .log,$(wildcard bugs/closed/*.v)): %.v.log: %.v @echo "TEST $< $(call get_coq_prog_args_in_parens,"$<")" $(HIDE){ \ echo $(call log_intro,$<); \ - $(command) "$<" $(call get_coq_prog_args,"$<") 2>&1; R=$$?; times; \ + $(call get_command_based_on_flags,"$<") "$<" $(call get_coq_prog_args,"$<") 2>&1; R=$$?; times; \ if [ $$R = 0 ]; then \ echo $(log_success); \ echo " $<...Ok"; \ @@ -226,7 +231,7 @@ $(addsuffix .log,$(wildcard success/*.v micromega/*.v modules/*.v)): %.v.log: %. $(HIDE){ \ opts="$(if $(findstring modules/,$<),-R modules Mods -impredicative-set)"; \ echo $(call log_intro,$<); \ - $(command) "$<" $(call get_coq_prog_args,"$<") $$opts 2>&1; R=$$?; times; \ + $(call get_command_based_on_flags,"$<") "$<" $(call get_coq_prog_args,"$<") $$opts 2>&1; R=$$?; times; \ if [ $$R = 0 ]; then \ echo $(log_success); \ echo " $<...Ok"; \ @@ -242,7 +247,6 @@ $(addsuffix .log,$(wildcard stm/*.v)): %.v.log: %.v $(HIDE){ \ echo $(call log_intro,$<); \ $(coqc) "$<" $(call get_coq_prog_args,"$<") -async-proofs on \ - -async-proofs-private-flags fallback-to-lazy-if-marshal-error=no,fallback-to-lazy-if-slave-dies=no \ $$opts 2>&1; R=$$?; times; \ if [ $$R = 0 ]; then \ echo $(log_success); \ @@ -257,7 +261,7 @@ $(addsuffix .log,$(wildcard failure/*.v)): %.v.log: %.v @echo "TEST $< $(call get_coq_prog_args_in_parens,"$<")" $(HIDE){ \ echo $(call log_intro,$<); \ - $(command) "$<" $(call get_coq_prog_args,"$<") 2>&1; R=$$?; times; \ + $(call get_command_based_on_flags,"$<") "$<" $(call get_coq_prog_args,"$<") 2>&1; R=$$?; times; \ if [ $$R = 0 ]; then \ echo $(log_success); \ echo " $<...Ok"; \ @@ -272,11 +276,12 @@ $(addsuffix .log,$(wildcard output/*.v)): %.v.log: %.v %.out $(HIDE){ \ echo $(call log_intro,$<); \ tmpoutput=`mktemp /tmp/coqcheck.XXXXXX`; \ - $(command) "$<" $(call get_coq_prog_args,"$<") 2>&1 \ + $(call get_command_based_on_flags,"$<") "$<" $(call get_coq_prog_args,"$<") 2>&1 \ | grep -v "Welcome to Coq" \ | grep -v "\[Loading ML file" \ | grep -v "Skipping rcfile loading" \ | grep -v "^<W>" \ + | sed 's/File "[^"]*"/File "stdin"/' \ > $$tmpoutput; \ diff -u $*.out $$tmpoutput 2>&1; R=$$?; times; \ if [ $$R = 0 ]; then \ @@ -289,6 +294,42 @@ $(addsuffix .log,$(wildcard output/*.v)): %.v.log: %.v %.out rm $$tmpoutput; \ } > "$@" +$(addsuffix .log,$(wildcard output-modulo-time/*.v)): %.v.log: %.v %.out + @echo "TEST $< $(call get_coq_prog_args_in_parens,"$<")" + $(HIDE){ \ + echo $(call log_intro,$<); \ + tmpoutput=`mktemp /tmp/coqcheck.XXXXXX`; \ + tmpexpected=`mktemp /tmp/coqcheck.XXXXXX`; \ + $(call get_command_based_on_flags,"$<") "$<" $(call get_coq_prog_args,"$<") 2>&1 \ + | grep -v "Welcome to Coq" \ + | grep -v "\[Loading ML file" \ + | grep -v "Skipping rcfile loading" \ + | grep -v "^<W>" \ + | sed -e 's/\s*[-+0-9]*\.[0-9][0-9]*\s*//g' \ + -e 's/\s*0\.\s*//g' \ + -e 's/\s*[-+]nan\s*//g' \ + -e 's/\s*[-+]inf\s*//g' \ + -e 's/^[^a-zA-Z]*//' \ + | sort \ + > $$tmpoutput; \ + sed -e 's/\s*[-+0-9]*\.[0-9][0-9]*\s*//g' \ + -e 's/\s*0\.\s*//g' \ + -e 's/\s*[-+]nan\s*//g' \ + -e 's/\s*[-+]inf\s*//g' \ + -e 's/^[^a-zA-Z]*//' \ + $*.out | sort > $$tmpexpected; \ + diff -b -u $$tmpexpected $$tmpoutput 2>&1; R=$$?; times; \ + if [ $$R = 0 ]; then \ + echo $(log_success); \ + echo " $<...Ok"; \ + else \ + echo $(log_failure); \ + echo " $<...Error! (unexpected output)"; \ + fi; \ + rm $$tmpoutput; \ + rm $$tmpexpected; \ + } > "$@" + $(addsuffix .log,$(wildcard interactive/*.v)): %.v.log: %.v @echo "TEST $< $(call get_coq_prog_args_in_parens,"$<")" $(HIDE){ \ @@ -312,7 +353,7 @@ $(addsuffix .log,$(wildcard complexity/*.v)): %.v.log: %.v $(HIDE){ \ echo $(call log_intro,$<); \ true "extract effective user time"; \ - res=`$(command) "$<" $(call get_coq_prog_args,"$<") 2>&1 | sed -n -e "s/Finished transaction in .*(\([0-9]*\.[0-9]*\)u.*)/\1/p" | head -1`; \ + res=`$(call get_command_based_on_flags,"$<") "$<" $(call get_coq_prog_args,"$<") 2>&1 | sed -n -e "s/Finished transaction in .*(\([0-9]*\.[0-9]*\)u.*)/\1/p" | head -1`; \ R=$$?; times; \ if [ $$R != 0 ]; then \ echo $(log_failure); \ @@ -342,7 +383,7 @@ $(addsuffix .log,$(wildcard ideal-features/*.v)): %.v.log: %.v @echo "TEST $< $(call get_coq_prog_args_in_parens,"$<")" $(HIDE){ \ echo $(call log_intro,$<); \ - $(command) "$<" $(call get_coq_prog_args,"$<") 2>&1; R=$$?; times; \ + $(call get_command_based_on_flags,"$<") "$<" $(call get_coq_prog_args,"$<") 2>&1; R=$$?; times; \ if [ $$R != 0 ]; then \ echo $(log_success); \ echo " $<...still wished"; \ @@ -411,7 +452,7 @@ misc/deps-checksum.log: # Sort universes for the whole standard library -EXPECTED_UNIVERSES := 5 +EXPECTED_UNIVERSES := 4 # Prop is not counted universes: misc/universes.log misc/universes.log: misc/universes/all_stdlib.v @echo "TEST misc/universes" @@ -442,7 +483,7 @@ ide : $(patsubst %.fake,%.fake.log,$(wildcard ide/*.fake)) @echo "TEST $<" $(HIDE){ \ echo $(call log_intro,$<); \ - $(BIN)fake_ide $< "$(BIN)coqtop -boot -async-proofs on" 2>&1; \ + $(BIN)fake_ide $< "$(BIN)coqtop -boot -async-proofs on -async-proofs-tactic-error-resilience off -async-proofs-command-error-resilience off" 2>&1; \ if [ $$? = 0 ]; then \ echo $(log_success); \ echo " $<...Ok"; \ @@ -484,4 +525,3 @@ coqchk: $(patsubst %.v,%.chk.log,$(wildcard coqchk/*.v)) echo " $<...Error!"; \ fi; \ } > "$@" - diff --git a/test-suite/bugs/closed/1784.v b/test-suite/bugs/closed/1784.v index 0b63d7b56..25d1b192e 100644 --- a/test-suite/bugs/closed/1784.v +++ b/test-suite/bugs/closed/1784.v @@ -91,9 +91,8 @@ Next Obligation. intro H; inversion H. Defined. Next Obligation. intro H; inversion H; subst. Defined. Next Obligation. intro H1; contradict H. inversion H1; subst. assumption. - contradict H0; assumption. Defined. -Next Obligation. - intro H1; contradict H0. inversion H1; subst. assumption. Defined. + contradict H0; assumption. Defined. +Next Obligation. intro H1; contradict H0. inversion H1; subst. assumption. Defined. Next Obligation. intro H1; contradict H. inversion H1; subst. assumption. Defined. Next Obligation. diff --git a/test-suite/bugs/closed/1850.v b/test-suite/bugs/closed/1850.v new file mode 100644 index 000000000..26b48093b --- /dev/null +++ b/test-suite/bugs/closed/1850.v @@ -0,0 +1,4 @@ +Parameter P : Type -> Type -> Type. +Notation "e |= t --> v" := (P e t v) (at level 100, t at level 54). +Fail Check (nat |= nat --> nat). + diff --git a/test-suite/bugs/closed/2016.v b/test-suite/bugs/closed/2016.v index 13ec5bea9..536e6fabd 100644 --- a/test-suite/bugs/closed/2016.v +++ b/test-suite/bugs/closed/2016.v @@ -1,6 +1,8 @@ (* Coq 8.2beta4 *) Require Import Classical_Prop. +Unset Structural Injection. + Record coreSemantics : Type := CoreSemantics { core: Type; corestep: core -> core -> Prop; @@ -49,7 +51,7 @@ unfold oe_corestep; intros. assert (HH:= step_fun _ _ _ H H0); clear H H0. destruct q1; destruct q2; unfold oe2coreSem; simpl in *. generalize (inj_pairT1 _ _ _ _ _ _ HH); clear HH; intros. -injection H; clear H; intros. +injection H. revert in_q1 in_corestep1 in_corestep_fun1 H. pattern in_core1. @@ -59,4 +61,4 @@ apply sym_eq. (** good to here **) Show Universes. Print Universes. -Fail apply H0.
\ No newline at end of file +Fail apply H0. diff --git a/test-suite/bugs/closed/2021.v b/test-suite/bugs/closed/2021.v index e598e5aed..5df92998e 100644 --- a/test-suite/bugs/closed/2021.v +++ b/test-suite/bugs/closed/2021.v @@ -1,6 +1,8 @@ (* correct failure of injection/discriminate on types whose inductive status derives from the substitution of an argument *) +Unset Structural Injection. + Inductive t : nat -> Type := | M : forall n: nat, nat -> t n. diff --git a/test-suite/bugs/opened/2800.v b/test-suite/bugs/closed/2800.v index c559ab0c1..2ee438934 100644 --- a/test-suite/bugs/opened/2800.v +++ b/test-suite/bugs/closed/2800.v @@ -1,6 +1,6 @@ Goal False. -Fail intuition +intuition match goal with | |- _ => idtac " foo" end. diff --git a/test-suite/bugs/closed/2839.v b/test-suite/bugs/closed/2839.v index e396fe06e..e727e2606 100644 --- a/test-suite/bugs/closed/2839.v +++ b/test-suite/bugs/closed/2839.v @@ -5,6 +5,6 @@ intro. Fail let H := match goal with - | [ H : appcontext G [@eq _ _] |- _ ] => let H' := context G[@plus 2] in H' + | [ H : context G [@eq _ _] |- _ ] => let H' := context G[@plus 2] in H' end in pose H. diff --git a/test-suite/bugs/closed/3045.v b/test-suite/bugs/closed/3045.v index ef110ad0d..5f80013df 100644 --- a/test-suite/bugs/closed/3045.v +++ b/test-suite/bugs/closed/3045.v @@ -12,7 +12,7 @@ Record SpecializedCategory (obj : Type) := Compose : forall s d d', Morphism d d' -> Morphism s d -> Morphism s d' }. -Arguments Compose {obj} [C s d d'] m1 m2 : rename. +Arguments Compose {obj} [C s d d'] _ _ : rename. Inductive ReifiedMorphism : forall objC (C : SpecializedCategory objC), C -> C -> Type := | ReifiedComposedMorphism : forall objC C s d d', ReifiedMorphism C d d' -> ReifiedMorphism C s d -> @ReifiedMorphism objC C s d'. diff --git a/test-suite/bugs/closed/3070.v b/test-suite/bugs/closed/3070.v new file mode 100644 index 000000000..7a8feca58 --- /dev/null +++ b/test-suite/bugs/closed/3070.v @@ -0,0 +1,6 @@ +(* Testing subst wrt chains of dependencies *) + +Lemma foo (a1 a2 : Set) (b1 : a1 -> Prop) + (Ha : a1 = a2) (c : a1) (d : b1 c) : True. +Proof. + subst. diff --git a/test-suite/bugs/closed/3080.v b/test-suite/bugs/closed/3080.v new file mode 100644 index 000000000..7d0dc090e --- /dev/null +++ b/test-suite/bugs/closed/3080.v @@ -0,0 +1,18 @@ +(* -*- coq-prog-args: ("-emacs" "-nois") -*- *) +Delimit Scope type_scope with type. +Delimit Scope function_scope with function. + +Bind Scope type_scope with Sortclass. +Bind Scope function_scope with Funclass. + +Reserved Notation "x -> y" (at level 99, right associativity, y at level 200). +Notation "A -> B" := (forall (_ : A), B) : type_scope. + +Definition compose {A B C} (g : B -> C) (f : A -> B) := + fun x : A => g (f x). + +Notation " g ∘ f " := (compose g f) + (at level 40, left associativity) : function_scope. + +Fail Check (fun x => x) ∘ (fun x => x). (* this [Check] should fail, as [function_scope] is not opened *) +Check compose ((fun x => x) ∘ (fun x => x)) (fun x => x). (* this check should succeed, as [function_scope] should be automatically bound in the arugments to [compose] *) diff --git a/test-suite/bugs/closed/3251.v b/test-suite/bugs/closed/3251.v index 5a7ae2002..d4ce050c5 100644 --- a/test-suite/bugs/closed/3251.v +++ b/test-suite/bugs/closed/3251.v @@ -1,4 +1,5 @@ Goal True. +idtac. Ltac foo := idtac. (* print out happens twice: foo is defined diff --git a/test-suite/bugs/closed/3383.v b/test-suite/bugs/closed/3383.v new file mode 100644 index 000000000..25257644a --- /dev/null +++ b/test-suite/bugs/closed/3383.v @@ -0,0 +1,6 @@ +Goal forall b : bool, match b as b' return if b' then True else True with true => I | false => I end = match b as b' return if b' then True else True with true => I | false => I end. +intro. +lazymatch goal with +| [ |- context[match ?b as b' in bool return @?P b' with true => ?t | false => ?f end] ] + => change (match b as b' in bool return P b' with true => t | false => f end) with (@bool_rect P t f b) +end. diff --git a/test-suite/bugs/closed/3424.v b/test-suite/bugs/closed/3424.v index f9b2c3861..ee8cabf17 100644 --- a/test-suite/bugs/closed/3424.v +++ b/test-suite/bugs/closed/3424.v @@ -13,6 +13,7 @@ Notation "0" := (trunc_S minus_one) : trunc_scope. Class IsTrunc (n : trunc_index) (A : Type) : Type := Trunc_is_trunc : IsTrunc_internal n A. Notation IsHProp := (IsTrunc minus_one). Notation IsHSet := (IsTrunc 0). +Set Refolding Reduction. Goal forall (A : Type) (a b : A) (H' : IsHSet A), { x : Type & IsHProp x }. Proof. intros. diff --git a/test-suite/bugs/closed/3563.v b/test-suite/bugs/closed/3563.v index 679721667..961563ed4 100644 --- a/test-suite/bugs/closed/3563.v +++ b/test-suite/bugs/closed/3563.v @@ -16,11 +16,11 @@ Goal forall (H H0 H1 : Type) (H2 : H1) (H3 : H1 -> H * H0) transport (fun y : H1 -> H * H0 => H5 (fst (y H2))) H4 H6 = H7. intros. match goal with - | [ |- appcontext ctx [transport (fun y => (?g (@fst ?C ?h (y H2)))) H4 H6] ] + | [ |- context ctx [transport (fun y => (?g (@fst ?C ?h (y H2)))) H4 H6] ] => set(foo:=h); idtac end. match goal with - | [ |- appcontext ctx [transport (fun y => (?g (fst (y H2))))] ] + | [ |- context ctx [transport (fun y => (?g (fst (y H2))))] ] => idtac end. Abort. @@ -30,7 +30,7 @@ Goal forall (H H0 H1 : Type) (H2 : H1) (H3 : H1 -> (H1 -> H) * H0) transport (fun y : H1 -> (H1 -> H) * H0 => H5 (fst (y H2) H2)) H4 H6 = H7. intros. match goal with - | [ |- appcontext ctx [transport (fun y => (?g (@fst ?C ?D (y H2) ?X)))] ] + | [ |- context ctx [transport (fun y => (?g (@fst ?C ?D (y H2) ?X)))] ] => set(foo:=X) end. (* Anomaly: Uncaught exception Not_found(_). Please report. *) diff --git a/test-suite/bugs/closed/3612.v b/test-suite/bugs/closed/3612.v index 9125ab16d..a54768507 100644 --- a/test-suite/bugs/closed/3612.v +++ b/test-suite/bugs/closed/3612.v @@ -6,6 +6,8 @@ lines, then from 421 lines to 428 lines, then from 444 lines to 429 lines, then Reserved Notation "x -> y" (at level 99, right associativity, y at level 200). Reserved Notation "x = y :> T" (at level 70, y at next level, no associativity). Reserved Notation "x = y" (at level 70, no associativity). +Delimit Scope type_scope with type. +Bind Scope type_scope with Sortclass. Open Scope type_scope. Global Set Universe Polymorphism. Notation "A -> B" := (forall (_ : A), B) : type_scope. @@ -35,6 +37,9 @@ Axiom path_path_sigma : forall {A : Type} (P : A -> Type) (u v : sigT P) (r : p..1 = q..1) (s : transport (fun x => transport P x u.2 = v.2) r p..2 = q..2), p = q. + +Declare ML Module "coretactics". + Goal forall (A : Type) (B : forall _ : A, Type) (x : @sigT A (fun x : A => B x)) (xx : @paths (@sigT A (fun x0 : A => B x0)) x x), @paths (@paths (@sigT A (fun x0 : A => B x0)) x x) xx diff --git a/test-suite/bugs/closed/3649.v b/test-suite/bugs/closed/3649.v index 06188e7b1..fc4c171e2 100644 --- a/test-suite/bugs/closed/3649.v +++ b/test-suite/bugs/closed/3649.v @@ -2,8 +2,11 @@ (* File reduced by coq-bug-finder from original input, then from 9518 lines to 404 lines, then from 410 lines to 208 lines, then from 162 lines to 77 lines *) (* coqc version trunk (September 2014) compiled on Sep 18 2014 21:0:5 with OCaml 4.01.0 coqtop version cagnode16:/afs/csail.mit.edu/u/j/jgross/coq-trunk,trunk (07e4438bd758c2ced8caf09a6961ccd77d84e42b) *) +Declare ML Module "coretactics". Reserved Notation "x -> y" (at level 99, right associativity, y at level 200). Reserved Notation "x = y" (at level 70, no associativity). +Delimit Scope type_scope with type. +Bind Scope type_scope with Sortclass. Open Scope type_scope. Axiom admit : forall {T}, T. Notation "A -> B" := (forall (_ : A), B) : type_scope. @@ -54,4 +57,4 @@ Goal forall (C D : PreCategory) (G G' : Functor C D) (** This [change] succeeded, but did not progress, in 07e4438bd758c2ced8caf09a6961ccd77d84e42b, because [T0 x o T1 x] was not found in the goal *) let T0 := match goal with |- context[components_of ?T0 ?x o components_of ?T1 ?x] => constr:(T0) end in let T1 := match goal with |- context[components_of ?T0 ?x o components_of ?T1 ?x] => constr:(T1) end in - progress change (T0 x o T1 x) with ((fun y => y) (T0 x o T1 x)).
\ No newline at end of file + progress change (T0 x o T1 x) with ((fun y => y) (T0 x o T1 x)). diff --git a/test-suite/bugs/closed/3690.v b/test-suite/bugs/closed/3690.v index c24173abf..fd9640b89 100644 --- a/test-suite/bugs/closed/3690.v +++ b/test-suite/bugs/closed/3690.v @@ -47,7 +47,7 @@ Type@{Top.21} -> Type@{Top.23} Top.23 < Top.22 *) *) Fail Check @qux@{Set Set}. -Fail Check @qux@{Set Set Set}. +Check @qux@{Type Type Type Type}. (* [qux] should only need two universes *) -Check @qux@{i j k}. (* Error: The command has not failed!, but I think this is suboptimal *) +Check @qux@{i j k l}. (* Error: The command has not failed!, but I think this is suboptimal *) Fail Check @qux@{i j}. diff --git a/test-suite/bugs/closed/3699.v b/test-suite/bugs/closed/3699.v index aad0bb44d..8dadc2419 100644 --- a/test-suite/bugs/closed/3699.v +++ b/test-suite/bugs/closed/3699.v @@ -65,7 +65,7 @@ Module NonPrim. set (fibermap := fun a0p : hfiber f (f a) => let (a0, p) := a0p in transport P p (d a0)). Set Printing Implicit. - let G := match goal with |- ?G => constr:G end in + let G := match goal with |- ?G => constr:(G) end in first [ match goal with | [ |- (@isconnected_elim n (@hfiber A B f (f a)) (@isconnected_hfiber_conn_map n A B f H (f a)) @@ -142,7 +142,7 @@ Module Prim. set (fibermap := fun a0p : hfiber f (f a) => let (a0, p) := a0p in transport P p (d a0)). Set Printing Implicit. - let G := match goal with |- ?G => constr:G end in + let G := match goal with |- ?G => constr:(G) end in first [ match goal with | [ |- (@isconnected_elim n (@hfiber A B f (f a)) (@isconnected_hfiber_conn_map n A B f H (f a)) diff --git a/test-suite/bugs/opened/3753.v b/test-suite/bugs/closed/3753.v index 05d77c831..5bfbee949 100644 --- a/test-suite/bugs/opened/3753.v +++ b/test-suite/bugs/closed/3753.v @@ -1,4 +1,4 @@ Axiom foo : Type -> Type. Axiom bar : forall (T : Type), T -> foo T. Arguments bar A x : rename. -Fail About bar. +About bar.
\ No newline at end of file diff --git a/test-suite/bugs/opened/3849.v b/test-suite/bugs/closed/3849.v index 5290054a0..a8dc3af9c 100644 --- a/test-suite/bugs/opened/3849.v +++ b/test-suite/bugs/closed/3849.v @@ -5,4 +5,4 @@ Tactic Notation "bar" hyp_list(hs) := foo hs. Goal True. do 5 pose proof 0 as ?n0. foo n1 n2. -Fail bar n3 n4. +bar n3 n4. diff --git a/test-suite/bugs/closed/3881.v b/test-suite/bugs/closed/3881.v index 070d1e9c7..a327bbf2a 100644 --- a/test-suite/bugs/closed/3881.v +++ b/test-suite/bugs/closed/3881.v @@ -23,7 +23,7 @@ Proof. pose (fun H => @isequiv_homotopic _ _ ((g o f) o f^-1) _ H (fun b => ap g (eisretr f b))) as k. revert k. - let x := match goal with |- let k := ?x in _ => constr:x end in + let x := match goal with |- let k := ?x in _ => constr:(x) end in intro k; clear k; pose (x _). pose (@isequiv_homotopic _ _ ((g o f) o f^-1) g _ diff --git a/test-suite/bugs/closed/3911.v b/test-suite/bugs/closed/3911.v new file mode 100644 index 000000000..b289eafbf --- /dev/null +++ b/test-suite/bugs/closed/3911.v @@ -0,0 +1,26 @@ +(* Tested against coq ee596bc *) + +Set Nonrecursive Elimination Schemes. +Set Primitive Projections. +Set Universe Polymorphism. + +Record setoid := { base : Type }. + +Definition catdata (Obj Arr : Type) : Type := nat. + (* [nat] can be replaced by any other type, it seems, + without changing the error *) + +Record cat : Type := + { + obj : setoid; + arr : Type; + dta : catdata (base obj) arr + }. + +Definition bcwa (C:cat) (B:setoid) :Type := nat. + (* As above, nothing special about [nat] here. *) + +Record temp {C}{B} (e:bcwa C B) := + { fld : base (obj C) }. + +Print temp_rect. diff --git a/test-suite/bugs/closed/3920.v b/test-suite/bugs/closed/3920.v new file mode 100644 index 000000000..a4adb23cc --- /dev/null +++ b/test-suite/bugs/closed/3920.v @@ -0,0 +1,7 @@ +Require Import Setoid. +Axiom P : nat -> Prop. +Axiom P_or : forall x y, P (x + y) <-> P x \/ P y. +Lemma foo (H : P 3) : False. +eapply or_introl in H. +erewrite <- P_or in H. +(* Error: No such hypothesis: H *) diff --git a/test-suite/bugs/closed/3929.v b/test-suite/bugs/closed/3929.v new file mode 100644 index 000000000..955581ef2 --- /dev/null +++ b/test-suite/bugs/closed/3929.v @@ -0,0 +1,67 @@ +Universes i j. +Set Printing Universes. +Set Printing All. +Polymorphic Definition lt@{x y} : Type@{y} := Type@{x}. +Goal True. +evar (T:Type@{i}). +set (Z := nat : Type@{j}). simpl in Z. +let Tv:=eval cbv [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +(** This enforces i <= j *) +Fail pose (lt@{i j}). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +exact I. +Defined. + +Goal True. +evar (T:nat). +pose (Z:=0). +let Tv:=eval cbv [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +Abort. + +Goal True. +evar (T:Set). +pose (Z:=nat). +let Tv:=eval cbv [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +Abort. + +Goal forall (A:Type)(a:A), True. +intros A a. +evar (T:A). +pose (Z:=a). +let Tv:=eval cbv delta [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +Abort. + +Goal True. +evar (T:Type). +pose (Z:=nat). +let Tv:=eval cbv [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +Abort. diff --git a/test-suite/bugs/closed/3957.v b/test-suite/bugs/closed/3957.v new file mode 100644 index 000000000..e20a6e97f --- /dev/null +++ b/test-suite/bugs/closed/3957.v @@ -0,0 +1,6 @@ +Ltac foo tac := tac. + +Goal True. +Proof. +foo subst. +Admitted. diff --git a/test-suite/bugs/closed/4187.v b/test-suite/bugs/closed/4187.v new file mode 100644 index 000000000..b13ca36a3 --- /dev/null +++ b/test-suite/bugs/closed/4187.v @@ -0,0 +1,709 @@ +(* Lifted from https://coq.inria.fr/bugs/show_bug.cgi?id=4187 *) +(* File reduced by coq-bug-finder from original input, then from 715 lines to 696 lines *) +(* coqc version 8.4pl5 (December 2014) compiled on Dec 28 2014 03:23:16 with OCaml 4.01.0 + coqtop version 8.4pl5 (December 2014) *) +Set Asymmetric Patterns. +Axiom proof_admitted : False. +Tactic Notation "admit" := case proof_admitted. +Require Import Coq.Lists.List. +Require Import Coq.Setoids.Setoid. +Require Import Coq.Numbers.Natural.Peano.NPeano. +Global Set Implicit Arguments. +Global Generalizable All Variables. +Coercion is_true : bool >-> Sortclass. +Coercion bool_of_sumbool {A B} (x : {A} + {B}) : bool := if x then true else false. +Fixpoint ForallT {T} (P : T -> Type) (ls : list T) : Type + := match ls return Type with + | nil => True + | x::xs => (P x * ForallT P xs)%type + end. +Fixpoint Forall_tails {T} (P : list T -> Type) (ls : list T) : Type + := match ls with + | nil => P nil + | x::xs => (P (x::xs) * Forall_tails P xs)%type + end. + +Module Export ADTSynthesis_DOT_Common_DOT_Wf. +Module Export ADTSynthesis. +Module Export Common. +Module Export Wf. + +Section wf. + Section wf_prod. + Context A B (RA : relation A) (RB : relation B). +Definition prod_relation : relation (A * B). +exact (fun ab a'b' => + RA (fst ab) (fst a'b') \/ (fst a'b' = fst ab /\ RB (snd ab) (snd a'b'))). +Defined. + + Fixpoint well_founded_prod_relation_helper + a b + (wf_A : Acc RA a) (wf_B : well_founded RB) {struct wf_A} + : Acc prod_relation (a, b) + := match wf_A with + | Acc_intro fa => (fix wf_B_rec b' (wf_B' : Acc RB b') : Acc prod_relation (a, b') + := Acc_intro + _ + (fun ab => + match ab as ab return prod_relation ab (a, b') -> Acc prod_relation ab with + | (a'', b'') => + fun pf => + match pf with + | or_introl pf' + => @well_founded_prod_relation_helper + _ _ + (fa _ pf') + wf_B + | or_intror (conj pfa pfb) + => match wf_B' with + | Acc_intro fb + => eq_rect + _ + (fun a'' => Acc prod_relation (a'', b'')) + (wf_B_rec _ (fb _ pfb)) + _ + pfa + end + end + end) + ) b (wf_B b) + end. + + Definition well_founded_prod_relation : well_founded RA -> well_founded RB -> well_founded prod_relation. + Proof. + intros wf_A wf_B [a b]; hnf in *. + apply well_founded_prod_relation_helper; auto. + Defined. + End wf_prod. + + Section wf_projT1. + Context A (B : A -> Type) (R : relation A). +Definition projT1_relation : relation (sigT B). +exact (fun ab a'b' => + R (projT1 ab) (projT1 a'b')). +Defined. + + Definition well_founded_projT1_relation : well_founded R -> well_founded projT1_relation. + Proof. + intros wf [a b]; hnf in *. + induction (wf a) as [a H IH]. + constructor. + intros y r. + specialize (IH _ r (projT2 y)). + destruct y. + exact IH. + Defined. + End wf_projT1. +End wf. + +Section Fix3. + Context A (B : A -> Type) (C : forall a, B a -> Type) (D : forall a b, C a b -> Type) + (R : A -> A -> Prop) (Rwf : well_founded R) + (P : forall a b c, D a b c -> Type) + (F : forall x : A, (forall y : A, R y x -> forall b c d, P y b c d) -> forall b c d, P x b c d). +Definition Fix3 a b c d : @P a b c d. +exact (@Fix { a : A & { b : B a & { c : C b & D c } } } + (fun x y => R (projT1 x) (projT1 y)) + (well_founded_projT1_relation Rwf) + (fun abcd => P (projT2 (projT2 (projT2 abcd)))) + (fun x f => @F (projT1 x) (fun y r b c d => f (existT _ y (existT _ b (existT _ c d))) r) _ _ _) + (existT _ a (existT _ b (existT _ c d)))). +Defined. +End Fix3. + +End Wf. + +End Common. + +End ADTSynthesis. + +End ADTSynthesis_DOT_Common_DOT_Wf. + +Module Export ADTSynthesis_DOT_Parsers_DOT_StringLike_DOT_Core. +Module Export ADTSynthesis. +Module Export Parsers. +Module Export StringLike. +Module Export Core. +Import Coq.Setoids.Setoid. +Import Coq.Classes.Morphisms. + + + +Module Export StringLike. + Class StringLike {Char : Type} := + { + String :> Type; + is_char : String -> Char -> bool; + length : String -> nat; + take : nat -> String -> String; + drop : nat -> String -> String; + bool_eq : String -> String -> bool; + beq : relation String := fun x y => bool_eq x y + }. + + Arguments StringLike : clear implicits. + Infix "=s" := (@beq _ _) (at level 70, no associativity) : type_scope. + Notation "s ~= [ ch ]" := (is_char s ch) (at level 70, no associativity) : string_like_scope. + Local Open Scope string_like_scope. + + Definition str_le `{StringLike Char} (s1 s2 : String) + := length s1 < length s2 \/ s1 =s s2. + Infix "≤s" := str_le (at level 70, right associativity). + + Class StringLikeProperties (Char : Type) `{StringLike Char} := + { + singleton_unique : forall s ch ch', s ~= [ ch ] -> s ~= [ ch' ] -> ch = ch'; + length_singleton : forall s ch, s ~= [ ch ] -> length s = 1; + bool_eq_char : forall s s' ch, s ~= [ ch ] -> s' ~= [ ch ] -> s =s s'; + is_char_Proper :> Proper (beq ==> eq ==> eq) is_char; + length_Proper :> Proper (beq ==> eq) length; + take_Proper :> Proper (eq ==> beq ==> beq) take; + drop_Proper :> Proper (eq ==> beq ==> beq) drop; + bool_eq_Equivalence :> Equivalence beq; + bool_eq_empty : forall str str', length str = 0 -> length str' = 0 -> str =s str'; + take_short_length : forall str n, n <= length str -> length (take n str) = n; + take_long : forall str n, length str <= n -> take n str =s str; + take_take : forall str n m, take n (take m str) =s take (min n m) str; + drop_length : forall str n, length (drop n str) = length str - n; + drop_0 : forall str, drop 0 str =s str; + drop_drop : forall str n m, drop n (drop m str) =s drop (n + m) str; + drop_take : forall str n m, drop n (take m str) =s take (m - n) (drop n str); + take_drop : forall str n m, take n (drop m str) =s drop m (take (n + m) str) + }. + + Arguments StringLikeProperties Char {_}. +End StringLike. + +End Core. + +End StringLike. + +End Parsers. + +End ADTSynthesis. + +End ADTSynthesis_DOT_Parsers_DOT_StringLike_DOT_Core. + +Module Export ADTSynthesis. +Module Export Parsers. +Module Export ContextFreeGrammar. +Require Import Coq.Strings.String. +Require Import Coq.Lists.List. +Export ADTSynthesis.Parsers.StringLike.Core. +Import ADTSynthesis.Common. + +Local Open Scope string_like_scope. + +Section cfg. + Context {Char : Type}. + + Section definitions. + + Inductive item := + | Terminal (_ : Char) + | NonTerminal (_ : string). + + Definition production := list item. + Definition productions := list production. + + Record grammar := + { + Start_symbol :> string; + Lookup :> string -> productions; + Start_productions :> productions := Lookup Start_symbol; + Valid_nonterminals : list string; + Valid_productions : list productions := map Lookup Valid_nonterminals + }. + End definitions. + + Section parse. + Context {HSL : StringLike Char}. + Variable G : grammar. + + Inductive parse_of (str : String) : productions -> Type := + | ParseHead : forall pat pats, parse_of_production str pat + -> parse_of str (pat::pats) + | ParseTail : forall pat pats, parse_of str pats + -> parse_of str (pat::pats) + with parse_of_production (str : String) : production -> Type := + | ParseProductionNil : length str = 0 -> parse_of_production str nil + | ParseProductionCons : forall n pat pats, + parse_of_item (take n str) pat + -> parse_of_production (drop n str) pats + -> parse_of_production str (pat::pats) + with parse_of_item (str : String) : item -> Type := + | ParseTerminal : forall ch, str ~= [ ch ] -> parse_of_item str (Terminal ch) + | ParseNonTerminal : forall nt, parse_of str (Lookup G nt) + -> parse_of_item str (NonTerminal nt). + End parse. +End cfg. + +Arguments item _ : clear implicits. +Arguments production _ : clear implicits. +Arguments productions _ : clear implicits. +Arguments grammar _ : clear implicits. + +End ContextFreeGrammar. + +Module Export BaseTypes. + +Section recursive_descent_parser. + + Class parser_computational_predataT := + { nonterminals_listT : Type; + initial_nonterminals_data : nonterminals_listT; + is_valid_nonterminal : nonterminals_listT -> String.string -> bool; + remove_nonterminal : nonterminals_listT -> String.string -> nonterminals_listT; + nonterminals_listT_R : nonterminals_listT -> nonterminals_listT -> Prop; + remove_nonterminal_dec : forall ls nonterminal, + is_valid_nonterminal ls nonterminal + -> nonterminals_listT_R (remove_nonterminal ls nonterminal) ls; + ntl_wf : well_founded nonterminals_listT_R }. + + Class parser_removal_dataT' `{predata : parser_computational_predataT} := + { remove_nonterminal_1 + : forall ls ps ps', + is_valid_nonterminal (remove_nonterminal ls ps) ps' + -> is_valid_nonterminal ls ps'; + remove_nonterminal_2 + : forall ls ps ps', + is_valid_nonterminal (remove_nonterminal ls ps) ps' = false + <-> is_valid_nonterminal ls ps' = false \/ ps = ps' }. +End recursive_descent_parser. + +End BaseTypes. +Import Coq.Lists.List. +Import ADTSynthesis.Parsers.ContextFreeGrammar. + +Local Open Scope string_like_scope. + +Section cfg. + Context {Char} {HSL : StringLike Char} {G : grammar Char}. + Context {predata : @parser_computational_predataT} + {rdata' : @parser_removal_dataT' predata}. + + Inductive minimal_parse_of + : forall (str0 : String) (valid : nonterminals_listT) + (str : String), + productions Char -> Type := + | MinParseHead : forall str0 valid str pat pats, + @minimal_parse_of_production str0 valid str pat + -> @minimal_parse_of str0 valid str (pat::pats) + | MinParseTail : forall str0 valid str pat pats, + @minimal_parse_of str0 valid str pats + -> @minimal_parse_of str0 valid str (pat::pats) + with minimal_parse_of_production + : forall (str0 : String) (valid : nonterminals_listT) + (str : String), + production Char -> Type := + | MinParseProductionNil : forall str0 valid str, + length str = 0 + -> @minimal_parse_of_production str0 valid str nil + | MinParseProductionCons : forall str0 valid str n pat pats, + str ≤s str0 + -> @minimal_parse_of_item str0 valid (take n str) pat + -> @minimal_parse_of_production str0 valid (drop n str) pats + -> @minimal_parse_of_production str0 valid str (pat::pats) + with minimal_parse_of_item + : forall (str0 : String) (valid : nonterminals_listT) + (str : String), + item Char -> Type := + | MinParseTerminal : forall str0 valid str ch, + str ~= [ ch ] + -> @minimal_parse_of_item str0 valid str (Terminal ch) + | MinParseNonTerminal + : forall str0 valid str (nt : String.string), + @minimal_parse_of_nonterminal str0 valid str nt + -> @minimal_parse_of_item str0 valid str (NonTerminal nt) + with minimal_parse_of_nonterminal + : forall (str0 : String) (valid : nonterminals_listT) + (str : String), + String.string -> Type := + | MinParseNonTerminalStrLt + : forall str0 valid (nt : String.string) str, + length str < length str0 + -> is_valid_nonterminal initial_nonterminals_data nt + -> @minimal_parse_of str initial_nonterminals_data str (Lookup G nt) + -> @minimal_parse_of_nonterminal str0 valid str nt + | MinParseNonTerminalStrEq + : forall str0 str valid nonterminal, + str =s str0 + -> is_valid_nonterminal initial_nonterminals_data nonterminal + -> is_valid_nonterminal valid nonterminal + -> @minimal_parse_of str0 (remove_nonterminal valid nonterminal) str (Lookup G nonterminal) + -> @minimal_parse_of_nonterminal str0 valid str nonterminal. +End cfg. +Import ADTSynthesis.Common. + +Section general. + Context {Char} {HSL : StringLike Char} {G : grammar Char}. + + Class boolean_parser_dataT := + { predata :> parser_computational_predataT; + split_string_for_production + : item Char -> production Char -> String -> list nat }. + + Global Coercion predata : boolean_parser_dataT >-> parser_computational_predataT. + + Definition split_list_completeT `{data : @parser_computational_predataT} + {str0 valid} + (it : item Char) (its : production Char) + (str : String) + (pf : str ≤s str0) + (split_list : list nat) + + := ({ n : nat + & (minimal_parse_of_item (G := G) (predata := data) str0 valid (take n str) it) + * (minimal_parse_of_production (G := G) str0 valid (drop n str) its) }%type) + -> ({ n : nat + & (In n split_list) + * (minimal_parse_of_item (G := G) str0 valid (take n str) it) + * (minimal_parse_of_production (G := G) str0 valid (drop n str) its) }%type). + + Class boolean_parser_completeness_dataT' `{data : boolean_parser_dataT} := + { split_string_for_production_complete + : forall str0 valid str (pf : str ≤s str0) nt, + is_valid_nonterminal initial_nonterminals_data nt + -> ForallT + (Forall_tails + (fun prod + => match prod return Type with + | nil => True + | it::its + => @split_list_completeT data str0 valid it its str pf (split_string_for_production it its str) + end)) + (Lookup G nt) }. +End general. + +Module Export BooleanRecognizer. +Import Coq.Numbers.Natural.Peano.NPeano. +Import Coq.Arith.Compare_dec. +Import Coq.Arith.Wf_nat. + +Section recursive_descent_parser. + Context {Char} {HSL : StringLike Char} {HSLP : StringLikeProperties Char} {G : grammar Char}. + Context {data : @boolean_parser_dataT Char _}. + + Section bool. + Section parts. +Definition parse_item + (str_matches_nonterminal : String.string -> bool) + (str : String) + (it : item Char) + : bool. +Admitted. + + Section production. + Context {str0} + (parse_nonterminal + : forall (str : String), + str ≤s str0 + -> String.string + -> bool). + + Fixpoint parse_production + (str : String) + (pf : str ≤s str0) + (prod : production Char) + : bool. + Proof. + refine + match prod with + | nil => + + Nat.eq_dec (length str) 0 + | it::its + => let parse_production' := fun str pf => parse_production str pf its in + fold_right + orb + false + (map (fun n => + (parse_item + (parse_nonterminal (str := take n str) _) + (take n str) + it) + && parse_production' (drop n str) _)%bool + (split_string_for_production it its str)) + end; + revert pf; clear -HSLP; intros; admit. + Defined. + End production. + + Section productions. + Context {str0} + (parse_nonterminal + : forall (str : String) + (pf : str ≤s str0), + String.string -> bool). +Definition parse_productions + (str : String) + (pf : str ≤s str0) + (prods : productions Char) + : bool. +exact (fold_right orb + false + (map (parse_production parse_nonterminal pf) + prods)). +Defined. + End productions. + + Section nonterminals. + Section step. + Context {str0 valid} + (parse_nonterminal + : forall (p : String * nonterminals_listT), + prod_relation (ltof _ length) nonterminals_listT_R p (str0, valid) + -> forall str : String, + str ≤s fst p -> String.string -> bool). + + Definition parse_nonterminal_step + (str : String) + (pf : str ≤s str0) + (nt : String.string) + : bool. + Proof. + refine + (if lt_dec (length str) (length str0) + then + parse_productions + (@parse_nonterminal + (str : String, initial_nonterminals_data) + (or_introl _)) + (or_intror (reflexivity _)) + (Lookup G nt) + else + if Sumbool.sumbool_of_bool (is_valid_nonterminal valid nt) + then + parse_productions + (@parse_nonterminal + (str0 : String, remove_nonterminal valid nt) + (or_intror (conj eq_refl (remove_nonterminal_dec _ nt _)))) + (str := str) + _ + (Lookup G nt) + else + false); + assumption. + Defined. + End step. + + Section wf. +Definition parse_nonterminal_or_abort + : forall (p : String * nonterminals_listT) + (str : String), + str ≤s fst p + -> String.string + -> bool. +exact (Fix3 + _ _ _ + (well_founded_prod_relation + (well_founded_ltof _ length) + ntl_wf) + _ + (fun sl => @parse_nonterminal_step (fst sl) (snd sl))). +Defined. +Definition parse_nonterminal + (str : String) + (nt : String.string) + : bool. +exact (@parse_nonterminal_or_abort + (str : String, initial_nonterminals_data) str + (or_intror (reflexivity _)) nt). +Defined. + End wf. + End nonterminals. + End parts. + End bool. +End recursive_descent_parser. + +Section cfg. + Context {Char} {HSL : StringLike Char} {HSLP : @StringLikeProperties Char HSL} (G : grammar Char). + + Section definitions. + Context (P : String -> String.string -> Type). + + Definition Forall_parse_of_item' + (Forall_parse_of : forall {str pats} (p : parse_of G str pats), Type) + {str it} (p : parse_of_item G str it) + := match p return Type with + | ParseTerminal ch pf => unit + | ParseNonTerminal nt p' + => (P str nt * Forall_parse_of p')%type + end. + + Fixpoint Forall_parse_of {str pats} (p : parse_of G str pats) + := match p with + | ParseHead pat pats p' + => Forall_parse_of_production p' + | ParseTail _ _ p' + => Forall_parse_of p' + end + with Forall_parse_of_production {str pat} (p : parse_of_production G str pat) + := match p return Type with + | ParseProductionNil pf => unit + | ParseProductionCons pat strs pats p' p'' + => (Forall_parse_of_item' (@Forall_parse_of) p' * Forall_parse_of_production p'')%type + end. + + Definition Forall_parse_of_item {str it} (p : parse_of_item G str it) + := @Forall_parse_of_item' (@Forall_parse_of) str it p. + End definitions. + + End cfg. + +Section recursive_descent_parser_list. + Context {Char} {HSL : StringLike Char} {HLSP : StringLikeProperties Char} {G : grammar Char}. +Definition rdp_list_nonterminals_listT : Type. +exact (list String.string). +Defined. +Definition rdp_list_is_valid_nonterminal : rdp_list_nonterminals_listT -> String.string -> bool. +admit. +Defined. +Definition rdp_list_remove_nonterminal : rdp_list_nonterminals_listT -> String.string -> rdp_list_nonterminals_listT. +admit. +Defined. +Definition rdp_list_nonterminals_listT_R : rdp_list_nonterminals_listT -> rdp_list_nonterminals_listT -> Prop. +exact (ltof _ (@List.length _)). +Defined. + Lemma rdp_list_remove_nonterminal_dec : forall ls prods, + @rdp_list_is_valid_nonterminal ls prods = true + -> @rdp_list_nonterminals_listT_R (@rdp_list_remove_nonterminal ls prods) ls. +admit. +Defined. + Lemma rdp_list_ntl_wf : well_founded rdp_list_nonterminals_listT_R. + Proof. + unfold rdp_list_nonterminals_listT_R. + intro. + apply well_founded_ltof. + Defined. + + Global Instance rdp_list_predata : parser_computational_predataT + := { nonterminals_listT := rdp_list_nonterminals_listT; + initial_nonterminals_data := Valid_nonterminals G; + is_valid_nonterminal := rdp_list_is_valid_nonterminal; + remove_nonterminal := rdp_list_remove_nonterminal; + nonterminals_listT_R := rdp_list_nonterminals_listT_R; + remove_nonterminal_dec := rdp_list_remove_nonterminal_dec; + ntl_wf := rdp_list_ntl_wf }. +End recursive_descent_parser_list. + +Section sound. + Section general. + Context {Char} {HSL : StringLike Char} {HSLP : StringLikeProperties Char} (G : grammar Char). + Context {data : @boolean_parser_dataT Char _} + {cdata : @boolean_parser_completeness_dataT' Char _ G data} + {rdata : @parser_removal_dataT' predata}. + + Section parts. + + Section nonterminals. + Section wf. + + Lemma parse_nonterminal_sound + (str : String) (nonterminal : String.string) + : parse_nonterminal (G := G) str nonterminal + = true + -> parse_of_item G str (NonTerminal nonterminal). +admit. +Defined. + End wf. + End nonterminals. + End parts. + End general. +End sound. + +Import Coq.Strings.String. +Import ADTSynthesis.Parsers.ContextFreeGrammar. + +Fixpoint list_to_productions {T} (default : T) (ls : list (string * T)) : string -> T + := match ls with + | nil => fun _ => default + | (str, t)::ls' => fun s => if string_dec str s + then t + else list_to_productions default ls' s + end. + +Fixpoint list_to_grammar {T} (default : productions T) (ls : list (string * productions T)) : grammar T + := {| Start_symbol := hd ""%string (map (@fst _ _) ls); + Lookup := list_to_productions default ls; + Valid_nonterminals := map (@fst _ _) ls |}. + +Section interface. + Context {Char} (G : grammar Char). +Definition production_is_reachable (p : production Char) : Prop. +admit. +Defined. +Definition split_list_is_complete `{HSL : StringLike Char} (str : String) (it : item Char) (its : production Char) + (splits : list nat) + : Prop. +exact (forall n, + n <= length str + -> parse_of_item G (take n str) it + -> parse_of_production G (drop n str) its + -> production_is_reachable (it::its) + -> List.In n splits). +Defined. + + Record Splitter := + { + string_type :> StringLike Char; + splits_for : String -> item Char -> production Char -> list nat; + + string_type_properties :> StringLikeProperties Char; + splits_for_complete : forall str it its, + split_list_is_complete str it its (splits_for str it its) + + }. + Global Existing Instance string_type_properties. + + Record Parser (HSL : StringLike Char) := + { + has_parse : @String Char HSL -> bool; + + has_parse_sound : forall str, + has_parse str = true + -> parse_of_item G str (NonTerminal (Start_symbol G)); + + has_parse_complete : forall str (p : parse_of_item G str (NonTerminal (Start_symbol G))), + Forall_parse_of_item + (fun _ nt => List.In nt (Valid_nonterminals G)) + p + -> has_parse str = true + }. +End interface. + +Module Export ParserImplementation. + +Section implementation. + Context {Char} {G : grammar Char}. + Context (splitter : Splitter G). + + Local Instance parser_data : @boolean_parser_dataT Char _ := + { predata := rdp_list_predata (G := G); + split_string_for_production it its str + := splits_for splitter str it its }. + + Program Definition parser : Parser G splitter + := {| has_parse str := parse_nonterminal (G := G) (data := parser_data) str (Start_symbol G); + has_parse_sound str Hparse := parse_nonterminal_sound G _ _ Hparse; + has_parse_complete str p Hp := _ |}. + Next Obligation. +admit. +Defined. +End implementation. + +End ParserImplementation. + +Section implementation. + Context {Char} {ls : list (String.string * productions Char)}. + Local Notation G := (list_to_grammar (nil::nil) ls) (only parsing). + Context (splitter : Splitter G). + + Local Instance parser_data : @boolean_parser_dataT Char _ := parser_data splitter. + + Goal forall str : @String Char splitter, + let G' := + @BooleanRecognizer.parse_nonterminal Char splitter splitter G parser_data str G = true in + G'. + intros str G'. + Timeout 1 assert (pf' : G' -> Prop) by abstract admit. diff --git a/test-suite/bugs/closed/4198.v b/test-suite/bugs/closed/4198.v index f85a60264..eb37141bc 100644 --- a/test-suite/bugs/closed/4198.v +++ b/test-suite/bugs/closed/4198.v @@ -11,7 +11,7 @@ Goal forall A (x x' : A) (xs xs' : list A) (H : x::xs = x'::xs'), simpl. intros. match goal with - | [ |- appcontext G[@hd] ] => idtac + | [ |- context G[@hd] ] => idtac end. (* This second example comes from CFGV where inspecting subterms of a diff --git a/test-suite/bugs/opened/4214.v b/test-suite/bugs/closed/4214.v index 3daf45213..d684e8cf4 100644 --- a/test-suite/bugs/opened/4214.v +++ b/test-suite/bugs/closed/4214.v @@ -2,4 +2,5 @@ Goal forall A (a b c : A), b = a -> b = c -> a = c. intros. subst. -Fail reflexivity. +reflexivity. +Qed.
\ No newline at end of file diff --git a/test-suite/bugs/closed/4416.v b/test-suite/bugs/closed/4416.v new file mode 100644 index 000000000..b97a8ce64 --- /dev/null +++ b/test-suite/bugs/closed/4416.v @@ -0,0 +1,3 @@ +Goal exists x, x. +unshelve refine (ex_intro _ _ _); match goal with _ => refine (_ _) end. +(* Error: Incorrect number of goals (expected 2 tactics). *)
\ No newline at end of file diff --git a/test-suite/bugs/closed/4464.v b/test-suite/bugs/closed/4464.v new file mode 100644 index 000000000..f8e9405d9 --- /dev/null +++ b/test-suite/bugs/closed/4464.v @@ -0,0 +1,4 @@ +Goal True -> True. +Proof. + intro H'. + let H := H' in destruct H; try destruct H. diff --git a/test-suite/bugs/closed/4471.v b/test-suite/bugs/closed/4471.v new file mode 100644 index 000000000..36efc42d4 --- /dev/null +++ b/test-suite/bugs/closed/4471.v @@ -0,0 +1,6 @@ +Goal forall (A B : Type) (P : forall _ : prod A B, Type) (a : A) (b : B) (p p0 : forall (x : A) (x' : B), P (@pair A B x x')), + @eq (P (@pair A B a b)) (p (@fst A B (@pair A B a b)) (@snd A B (@pair A B a b))) + (p0 (@fst A B (@pair A B a b)) (@snd A B (@pair A B a b))). +Proof. + intros. + Fail generalize dependent (a, b). diff --git a/test-suite/bugs/closed/4479.v b/test-suite/bugs/closed/4479.v new file mode 100644 index 000000000..921579d1e --- /dev/null +++ b/test-suite/bugs/closed/4479.v @@ -0,0 +1,3 @@ +Goal True. +Fail autorewrite with foo. +try autorewrite with foo. diff --git a/test-suite/bugs/closed/4527.v b/test-suite/bugs/closed/4527.v new file mode 100644 index 000000000..4ca6fe78c --- /dev/null +++ b/test-suite/bugs/closed/4527.v @@ -0,0 +1,267 @@ +(* -*- mode: coq; coq-prog-args: ("-emacs" "-nois" "-indices-matter" "-R" "." "Top" "-top" "bug_bad_univ_length_01") -*- *) +(* File reduced by coq-bug-finder from original input, then from 1199 lines to +430 lines, then from 444 lines to 430 lines, then from 964 lines to 255 lines, +then from 269 lines to 255 lines *) +(* coqc version 8.5 (January 2016) compiled on Jan 23 2016 16:15:22 with OCaml +4.01.0 + coqtop version 8.5 (January 2016) *) +Inductive False := . +Axiom proof_admitted : False. +Tactic Notation "admit" := case proof_admitted. +Require Coq.Init.Datatypes. + +Import Coq.Init.Notations. + +Global Set Universe Polymorphism. + +Notation "A -> B" := (forall (_ : A), B) : type_scope. + +Inductive True : Type := + I : True. +Module Export Datatypes. + +Set Implicit Arguments. +Notation nat := Coq.Init.Datatypes.nat. +Notation S := Coq.Init.Datatypes.S. + +Record prod (A B : Type) := pair { fst : A ; snd : B }. + +Notation "x * y" := (prod x y) : type_scope. + +Open Scope nat_scope. + +End Datatypes. +Module Export Specif. + +Set Implicit Arguments. + +Record sig {A} (P : A -> Type) := exist { proj1_sig : A ; proj2_sig : P +proj1_sig }. + +Notation sigT := sig (only parsing). + +Notation "{ x : A & P }" := (sigT (fun x:A => P)) : type_scope. + +Notation projT1 := proj1_sig (only parsing). +Notation projT2 := proj2_sig (only parsing). + +End Specif. +Definition Type1@{i} := Eval hnf in let gt := (Set : Type@{i}) in Type@{i}. + +Definition Type2@{i j} := Eval hnf in let gt := (Type1@{j} : Type@{i}) in +Type@{i}. + +Definition Type2le@{i j} := Eval hnf in let gt := (Set : Type@{i}) in + let ge := ((fun x => x) : Type1@{j} -> +Type@{i}) in Type@{i}. + +Notation idmap := (fun x => x). +Delimit Scope function_scope with function. +Delimit Scope path_scope with path. +Delimit Scope fibration_scope with fibration. +Open Scope fibration_scope. +Open Scope function_scope. + +Notation pr1 := projT1. +Notation pr2 := projT2. + +Notation "x .1" := (pr1 x) (at level 3, format "x '.1'") : fibration_scope. +Notation "x .2" := (pr2 x) (at level 3, format "x '.2'") : fibration_scope. + +Notation compose := (fun g f x => g (f x)). + +Notation "g 'o' f" := (compose g%function f%function) (at level 40, left +associativity) : function_scope. + +Inductive paths {A : Type} (a : A) : A -> Type := + idpath : paths a a. + +Arguments idpath {A a} , [A] a. + +Notation "x = y :> A" := (@paths A x y) : type_scope. +Notation "x = y" := (x = y :>_) : type_scope. + +Definition inverse {A : Type} {x y : A} (p : x = y) : y = x + := match p with idpath => idpath end. + +Definition concat {A : Type} {x y z : A} (p : x = y) (q : y = z) : x = z := + match p, q with idpath, idpath => idpath end. + +Notation "p @ q" := (concat p%path q%path) (at level 20) : path_scope. + +Notation "p ^" := (inverse p%path) (at level 3, format "p '^'") : path_scope. + +Definition ap {A B:Type} (f:A -> B) {x y:A} (p:x = y) : f x = f y + := match p with idpath => idpath end. + +Definition pointwise_paths {A} {P:A->Type} (f g:forall x:A, P x) + := forall x:A, f x = g x. + +Notation "f == g" := (pointwise_paths f g) (at level 70, no associativity) : +type_scope. + +Definition Sect {A B : Type} (s : A -> B) (r : B -> A) := + forall x : A, r (s x) = x. + +Class IsEquiv {A B : Type} (f : A -> B) := BuildIsEquiv { + equiv_inv : B -> A ; + eisretr : Sect equiv_inv f; + eissect : Sect f equiv_inv; + eisadj : forall x : A, eisretr (f x) = ap f (eissect x) +}. + +Arguments eisretr {A B}%type_scope f%function_scope {_} _. +Arguments eissect {A B}%type_scope f%function_scope {_} _. + +Notation "f ^-1" := (@equiv_inv _ _ f _) (at level 3, format "f '^-1'") : +function_scope. + +Inductive Unit : Type1 := + tt : Unit. + +Local Open Scope path_scope. + +Section EquivInverse. + + Context {A B : Type} (f : A -> B) {feq : IsEquiv f}. + + Theorem other_adj (b : B) : eissect f (f^-1 b) = ap f^-1 (eisretr f b). +admit. +Defined. + + Global Instance isequiv_inverse : IsEquiv f^-1 | 10000 + := BuildIsEquiv B A f^-1 f (eissect f) (eisretr f) other_adj. +End EquivInverse. + +Section Adjointify. + + Context {A B : Type} (f : A -> B) (g : B -> A). + Context (isretr : Sect g f) (issect : Sect f g). + + Let issect' := fun x => + ap g (ap f (issect x)^) @ ap g (isretr (f x)) @ issect x. + + Let is_adjoint' (a : A) : isretr (f a) = ap f (issect' a). +admit. +Defined. + + Definition isequiv_adjointify : IsEquiv f + := BuildIsEquiv A B f g isretr issect' is_adjoint'. + +End Adjointify. + + Definition ExtensionAlong {A B : Type} (f : A -> B) + (P : B -> Type) (d : forall x:A, P (f x)) + := { s : forall y:B, P y & forall x:A, s (f x) = d x }. + + Fixpoint ExtendableAlong@{i j k l} + (n : nat) {A : Type@{i}} {B : Type@{j}} + (f : A -> B) (C : B -> Type@{k}) : Type@{l} + := match n with + | 0 => Unit@{l} + | S n => (forall (g : forall a, C (f a)), + ExtensionAlong@{i j k l l} f C g) * + forall (h k : forall b, C b), + ExtendableAlong n f (fun b => h b = k b) + end. + + Definition ooExtendableAlong@{i j k l} + {A : Type@{i}} {B : Type@{j}} + (f : A -> B) (C : B -> Type@{k}) : Type@{l} + := forall n, ExtendableAlong@{i j k l} n f C. + +Module Type ReflectiveSubuniverses. + + Parameter ReflectiveSubuniverse@{u a} : Type2@{u a}. + + Parameter O_reflector@{u a i} : forall (O : ReflectiveSubuniverse@{u a}), + Type2le@{i a} -> Type2le@{i a}. + + Parameter In@{u a i} : forall (O : ReflectiveSubuniverse@{u a}), + Type2le@{i a} -> Type2le@{i a}. + + Parameter O_inO@{u a i} : forall (O : ReflectiveSubuniverse@{u a}) (T : +Type@{i}), + In@{u a i} O (O_reflector@{u a i} O T). + + Parameter to@{u a i} : forall (O : ReflectiveSubuniverse@{u a}) (T : +Type@{i}), + T -> O_reflector@{u a i} O T. + + Parameter inO_equiv_inO@{u a i j k} : + forall (O : ReflectiveSubuniverse@{u a}) (T : Type@{i}) (U : Type@{j}) + (T_inO : In@{u a i} O T) (f : T -> U) (feq : IsEquiv f), + + let gei := ((fun x => x) : Type@{i} -> Type@{k}) in + let gej := ((fun x => x) : Type@{j} -> Type@{k}) in + In@{u a j} O U. + + Parameter extendable_to_O@{u a i j k} + : forall (O : ReflectiveSubuniverse@{u a}) {P : Type2le@{i a}} {Q : +Type2le@{j a}} {Q_inO : In@{u a j} O Q}, + ooExtendableAlong@{i i j k} (to O P) (fun _ => Q). + +End ReflectiveSubuniverses. + +Module ReflectiveSubuniverses_Theory (Os : ReflectiveSubuniverses). +Export Os. + +Existing Class In. + + Coercion O_reflector : ReflectiveSubuniverse >-> Funclass. + +Arguments inO_equiv_inO {O} T {U} {_} f {_}. +Global Existing Instance O_inO. + +Section ORecursion. + Context {O : ReflectiveSubuniverse}. + + Definition O_indpaths {P Q : Type} {Q_inO : In O Q} + (g h : O P -> Q) (p : g o to O P == h o to O P) + : g == h + := (fst (snd (extendable_to_O O 2) g h) p).1. + + Definition O_indpaths_beta {P Q : Type} {Q_inO : In O Q} + (g h : O P -> Q) (p : g o (to O P) == h o (to O P)) (x : P) + : O_indpaths g h p (to O P x) = p x + := (fst (snd (extendable_to_O O 2) g h) p).2 x. + +End ORecursion. + +Section Reflective_Subuniverse. + Universes Ou Oa. + Context (O : ReflectiveSubuniverse@{Ou Oa}). + + Definition inO_isequiv_to_O (T:Type) + : IsEquiv (to O T) -> In O T + := fun _ => inO_equiv_inO (O T) (to O T)^-1. + + Definition inO_to_O_retract (T:Type) (mu : O T -> T) + : Sect (to O T) mu -> In O T. + Proof. + unfold Sect; intros H. + apply inO_isequiv_to_O. + apply isequiv_adjointify with (g:=mu). + - + refine (O_indpaths (to O T o mu) idmap _). + intros x; exact (ap (to O T) (H x)). + - + exact H. + Defined. + + Definition inO_paths@{i j} (S : Type@{i}) {S_inO : In@{Ou Oa i} O S} (x y : +S) : In@{Ou Oa i} O (x=y). + Proof. + simple refine (inO_to_O_retract@{i j} _ _ _); intro u. + - + assert (p : (fun _ : O (x=y) => x) == (fun _=> y)). + { + refine (O_indpaths _ _ _); simpl. + intro v; exact v. +} + exact (p u). + - + hnf. + rewrite O_indpaths_beta; reflexivity. + Qed. + Check inO_paths@{Type Type}. diff --git a/test-suite/bugs/closed/4622.v b/test-suite/bugs/closed/4622.v new file mode 100644 index 000000000..ffa478cb8 --- /dev/null +++ b/test-suite/bugs/closed/4622.v @@ -0,0 +1,24 @@ +Set Primitive Projections. + +Record foo : Type := bar { x : unit }. + +Goal forall t u, bar t = bar u -> t = u. +Proof. + intros. + injection H. + trivial. +Qed. +(* Was: Error: Pattern-matching expression on an object of inductive type foo has invalid information. *) + +(** Dependent pattern-matching is ok on this one as it has eta *) +Definition baz (x : foo) := + match x as x' return x' = x' with + | bar u => eq_refl + end. + +Inductive foo' : Type := bar' {x' : unit; y: foo'}. +(** Dependent pattern-matching is not ok on this one *) +Fail Definition baz' (x : foo') := + match x as x' return x' = x' with + | bar' u y => eq_refl + end. diff --git a/test-suite/bugs/closed/4653.v b/test-suite/bugs/closed/4653.v new file mode 100644 index 000000000..4514342c5 --- /dev/null +++ b/test-suite/bugs/closed/4653.v @@ -0,0 +1,3 @@ +Definition T := Type. +Module Type S. Parameter foo : let A := T in True. End S. +Module M <: S. Lemma foo (A := T) : True. Proof I. End M. diff --git a/test-suite/bugs/closed/4661.v b/test-suite/bugs/closed/4661.v new file mode 100644 index 000000000..03d2350a6 --- /dev/null +++ b/test-suite/bugs/closed/4661.v @@ -0,0 +1,10 @@ +Module Type Test. + Parameter t : Type. +End Test. + +Module Type Func (T:Test). + Parameter x : Type. +End Func. + +Module Shortest_path (T : Test). +Print Func. diff --git a/test-suite/bugs/closed/4679.v b/test-suite/bugs/closed/4679.v new file mode 100644 index 000000000..c94fa31a9 --- /dev/null +++ b/test-suite/bugs/closed/4679.v @@ -0,0 +1,18 @@ +Require Import Coq.Setoids.Setoid. +Goal forall (T : nat -> Set -> Set) (U : Set) + (H : forall n : nat, T n (match n with + | 0 => fun x => x + | S _ => fun x => x + end (nat = nat)) = U), + T 0 (nat = nat) = U. +Proof. + intros. + let H := match goal with H : forall _, eq _ _ |- _ => H end in + rewrite H || fail 0 "too early". + Undo. + let H := match goal with H : forall _, eq _ _ |- _ => H end in + setoid_rewrite (H 0) || fail 0 "too early". + Undo. + setoid_rewrite H. (* Error: Tactic failure: setoid rewrite failed: Nothing to rewrite. *) + reflexivity. +Qed.
\ No newline at end of file diff --git a/test-suite/bugs/closed/4723.v b/test-suite/bugs/closed/4723.v new file mode 100644 index 000000000..888481210 --- /dev/null +++ b/test-suite/bugs/closed/4723.v @@ -0,0 +1,28 @@ + +Require Coq.Program.Tactics. + +Record Matrix (m n : nat). + +Definition kp {m n p q: nat} (A: Matrix m n) (B: Matrix p q): + Matrix (m*p) (n*q). Admitted. + +Fail Program Fact kp_assoc + (xr xc yr yc zr zc: nat) + (x: Matrix xr xc) (y: Matrix yr yc) (z: Matrix zr zc): + kp x (kp y z) = kp (kp x y) z. + +Ltac Obligation Tactic := admit. +Fail Program Fact kp_assoc + (xr xc yr yc zr zc: nat) + (x: Matrix xr xc) (y: Matrix yr yc) (z: Matrix zr zc): + kp x (kp y z) = kp (kp x y) z. + +Axiom cheat : forall {A}, A. +Obligation Tactic := apply cheat. + +Program Fact kp_assoc + (xr xc yr yc zr zc: nat) + (x: Matrix xr xc) (y: Matrix yr yc) (z: Matrix zr zc): + kp x (kp y z) = kp (kp x y) z. +admit. +Admitted.
\ No newline at end of file diff --git a/test-suite/bugs/closed/4726.v b/test-suite/bugs/closed/4726.v new file mode 100644 index 000000000..0037b6fde --- /dev/null +++ b/test-suite/bugs/closed/4726.v @@ -0,0 +1,19 @@ +Set Universe Polymorphism. + +Definition le@{i j} : Type@{j} := + (fun A : Type@{j} => A) + (unit : Type@{i}). +Definition eq@{i j} : Type@{j} := let x := le@{i j} in le@{j i}. + +Record Inj@{i j} (A : Type@{i}) (B : Type@{j}) : Type@{j} := + { inj : A }. + +Monomorphic Universe u1. +Let ty1 : Type@{u1} := Set. +Check Inj@{Set u1}. +(* Would fail with univ inconsistency if the universe was minimized *) + +Record Inj'@{i j} (A : Type@{i}) (B : Type@{j}) : Type@{j} := + { inj' : A; foo : Type@{j} := eq@{i j} }. +Fail Check Inj'@{Set u1}. (* Do not drop constraint i = j *) +Check Inj'@{Set Set}. diff --git a/test-suite/bugs/closed/4764.v b/test-suite/bugs/closed/4764.v new file mode 100644 index 000000000..e545cc1b7 --- /dev/null +++ b/test-suite/bugs/closed/4764.v @@ -0,0 +1,5 @@ +Notation prop_fun x y := (fun (x : Prop) => y). +Definition foo := fun (p : Prop) => p. +Definition bar := fun (_ : Prop) => O. +Print foo. +Print bar. diff --git a/test-suite/bugs/closed/4785.v b/test-suite/bugs/closed/4785.v new file mode 100644 index 000000000..14af2d91d --- /dev/null +++ b/test-suite/bugs/closed/4785.v @@ -0,0 +1,45 @@ +Require Coq.Lists.List Coq.Vectors.Vector. +Require Coq.Compat.Coq85. + +Module A. +Import Coq.Lists.List Coq.Vectors.Vector. +Import ListNotations. +Check [ ]%list : list _. +Import VectorNotations ListNotations. +Delimit Scope vector_scope with vector. +Check [ ]%vector : Vector.t _ _. +Check []%vector : Vector.t _ _. +Check [ ]%list : list _. +Check []%list : list _. + +Goal True. + idtac; []. (* Check that vector notations don't break the [ | .. | ] syntax of Ltac *) +Abort. + +Inductive mylist A := mynil | mycons (x : A) (xs : mylist A). +Delimit Scope mylist_scope with mylist. +Bind Scope mylist_scope with mylist. +Arguments mynil {_}, _. +Arguments mycons {_} _ _. +Notation " [] " := mynil : mylist_scope. +Notation " [ ] " := mynil (format "[ ]") : mylist_scope. +Notation " [ x ] " := (mycons x nil) : mylist_scope. +Notation " [ x ; y ; .. ; z ] " := (mycons x (mycons y .. (mycons z nil) ..)) : mylist_scope. + +Import Coq.Compat.Coq85. +Locate Module VectorNotations. +Import VectorDef.VectorNotations. + +Check []%vector : Vector.t _ _. +Check []%mylist : mylist _. +Check [ ]%mylist : mylist _. +Check [ ]%list : list _. +End A. + +Module B. +Import Coq.Compat.Coq85. + +Goal True. + idtac; []. (* Check that importing the compat file doesn't break the [ | .. | ] syntax of Ltac *) +Abort. +End B. diff --git a/test-suite/bugs/closed/4787.v b/test-suite/bugs/closed/4787.v new file mode 100644 index 000000000..b586cba50 --- /dev/null +++ b/test-suite/bugs/closed/4787.v @@ -0,0 +1,9 @@ +(* [Unset Bracketing Last Introduction Pattern] was not working *) + +Unset Bracketing Last Introduction Pattern. + +Goal forall T (x y : T * T), fst x = fst y /\ snd x = snd y -> x = y. +do 10 ((intros [] || intro); simpl); reflexivity. +Qed. + + diff --git a/test-suite/bugs/closed/4798.v b/test-suite/bugs/closed/4798.v new file mode 100644 index 000000000..dbc3d46fc --- /dev/null +++ b/test-suite/bugs/closed/4798.v @@ -0,0 +1,3 @@ +Check match 2 with 0 => 0 | S n => n end. +Notation "|" := 1 (compat "8.4"). +Check match 2 with 0 => 0 | S n => n end. (* fails *) diff --git a/test-suite/bugs/closed/4811.v b/test-suite/bugs/closed/4811.v new file mode 100644 index 000000000..a91496262 --- /dev/null +++ b/test-suite/bugs/closed/4811.v @@ -0,0 +1,1685 @@ +(* Test about a slowness of f_equal in 8.5pl1 *) + +(* Submitted by Jason Gross *) + +(* -*- mode: coq; coq-prog-args: ("-emacs" "-R" "src" "Crypto" "-R" "Bedrock" "Bedrock" "-R" "coqprime-8.5/Coqprime" "Coqprime" "-top" "GF255192") -*- *) +(* File reduced by coq-bug-finder from original input, then from 162 lines to 23 lines, then from 245 lines to 95 lines, then from 198 lines to 101 lines, then from 654 lines to 452 lines, then from 591 lines to 505 lines, then from 1770 lines to 580 lines, then from 2238 lines to 1715 lines, then from 1776 lines to 1738 lines, then from 1750 lines to 1679 lines, then from 1693 lines to 1679 lines *) +(* coqc version 8.5pl1 (April 2016) compiled on Apr 18 2016 14:48:5 with OCaml 4.02.3 + coqtop version 8.5pl1 (April 2016) *) +Require Coq.ZArith.ZArith. + +Import Coq.ZArith.ZArith. + +Axiom F : Z -> Set. +Definition Let_In {A P} (x : A) (f : forall y : A, P y) + := let y := x in f y. +Local Open Scope Z_scope. +Definition modulus : Z := 2^255 - 19. +Axiom decode : list Z -> F modulus. +Goal forall x9 x8 x7 x6 x5 x4 x3 x2 x1 x0 y9 y8 y7 y6 y5 y4 y3 y2 y1 y0 : Z, + let Zmul := Z.mul in + let Zadd := Z.add in + let Zsub := Z.sub in + let Zpow_pos := Z.pow_pos in + @eq (F (Zsub (Zpow_pos (Zpos (xO xH)) (xI (xI (xI (xI (xI (xI (xI xH)))))))) (Zpos (xI (xI (xO (xO xH))))))) + (@decode + (@Let_In Z (fun _ : Z => list Z) + (Zadd (Zmul x0 y0) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zmul (Zmul x9 y1) (Zpos (xO xH))) (Zmul x8 y2)) (Zmul (Zmul x7 y3) (Zpos (xO xH)))) + (Zmul x6 y4)) (Zmul (Zmul x5 y5) (Zpos (xO xH)))) (Zmul x4 y6)) + (Zmul (Zmul x3 y7) (Zpos (xO xH)))) (Zmul x2 y8)) (Zmul (Zmul x1 y9) (Zpos (xO xH)))))) + (fun z : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z (Zpos (xO (xI (xO (xI xH)))))) + (Zadd (Zadd (Zmul x1 y0) (Zmul x0 y1)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd (Zadd (Zadd (Zadd (Zadd (Zmul x9 y2) (Zmul x8 y3)) (Zmul x7 y4)) (Zmul x6 y5)) (Zmul x5 y6)) + (Zmul x4 y7)) (Zmul x3 y8)) (Zmul x2 y9))))) + (fun z0 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z0 (Zpos (xI (xO (xO (xI xH)))))) + (Zadd (Zadd (Zadd (Zmul x2 y0) (Zmul (Zmul x1 y1) (Zpos (xO xH)))) (Zmul x0 y2)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zmul (Zmul x9 y3) (Zpos (xO xH))) (Zmul x8 y4)) + (Zmul (Zmul x7 y5) (Zpos (xO xH)))) (Zmul x6 y6)) (Zmul (Zmul x5 y7) (Zpos (xO xH)))) + (Zmul x4 y8)) (Zmul (Zmul x3 y9) (Zpos (xO xH))))))) + (fun z1 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z1 (Zpos (xO (xI (xO (xI xH)))))) + (Zadd (Zadd (Zadd (Zadd (Zmul x3 y0) (Zmul x2 y1)) (Zmul x1 y2)) (Zmul x0 y3)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd (Zadd (Zadd (Zadd (Zadd (Zmul x9 y4) (Zmul x8 y5)) (Zmul x7 y6)) (Zmul x6 y7)) (Zmul x5 y8)) + (Zmul x4 y9))))) + (fun z2 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z2 (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd (Zadd (Zadd (Zmul x4 y0) (Zmul (Zmul x3 y1) (Zpos (xO xH)))) (Zmul x2 y2)) + (Zmul (Zmul x1 y3) (Zpos (xO xH)))) (Zmul x0 y4)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd (Zadd (Zmul (Zmul x9 y5) (Zpos (xO xH))) (Zmul x8 y6)) + (Zmul (Zmul x7 y7) (Zpos (xO xH)))) (Zmul x6 y8)) (Zmul (Zmul x5 y9) (Zpos (xO xH))))))) + (fun z3 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z3 (Zpos (xO (xI (xO (xI xH)))))) + (Zadd + (Zadd (Zadd (Zadd (Zadd (Zadd (Zmul x5 y0) (Zmul x4 y1)) (Zmul x3 y2)) (Zmul x2 y3)) (Zmul x1 y4)) + (Zmul x0 y5)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd (Zadd (Zadd (Zmul x9 y6) (Zmul x8 y7)) (Zmul x7 y8)) (Zmul x6 y9))))) + (fun z4 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z4 (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zadd (Zmul x6 y0) (Zmul (Zmul x5 y1) (Zpos (xO xH)))) (Zmul x4 y2)) + (Zmul (Zmul x3 y3) (Zpos (xO xH)))) (Zmul x2 y4)) (Zmul (Zmul x1 y5) (Zpos (xO xH)))) + (Zmul x0 y6)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd (Zadd (Zmul (Zmul x9 y7) (Zpos (xO xH))) (Zmul x8 y8)) + (Zmul (Zmul x7 y9) (Zpos (xO xH))))))) + (fun z5 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z5 (Zpos (xO (xI (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zadd (Zadd (Zmul x7 y0) (Zmul x6 y1)) (Zmul x5 y2)) (Zmul x4 y3)) + (Zmul x3 y4)) (Zmul x2 y5)) (Zmul x1 y6)) (Zmul x0 y7)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) (Zadd (Zmul x9 y8) (Zmul x8 y9))))) + (fun z6 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z6 (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zmul x8 y0) (Zmul (Zmul x7 y1) (Zpos (xO xH)))) (Zmul x6 y2)) + (Zmul (Zmul x5 y3) (Zpos (xO xH)))) (Zmul x4 y4)) + (Zmul (Zmul x3 y5) (Zpos (xO xH)))) (Zmul x2 y6)) + (Zmul (Zmul x1 y7) (Zpos (xO xH)))) (Zmul x0 y8)) + (Zmul (Zmul (Zmul (Zpos (xI (xI (xO (xO xH))))) x9) y9) (Zpos (xO xH))))) + (fun z7 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Z.shiftr z7 (Zpos (xO (xI (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zadd (Zmul x9 y0) (Zmul x8 y1)) (Zmul x7 y2)) (Zmul x6 y3)) + (Zmul x5 y4)) (Zmul x4 y5)) (Zmul x3 y6)) (Zmul x2 y7)) + (Zmul x1 y8)) (Zmul x0 y9))) + (fun z8 : Z => + @Let_In Z (fun _ : Z => list Z) + (Zadd (Zmul (Zpos (xI (xI (xO (xO xH))))) (Z.shiftr z8 (Zpos (xI (xO (xO (xI xH))))))) + (Z.land z + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH)))))))))))))))))))))))))))) + (fun z9 : Z => + @cons Z + (Z.land z9 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH))))))))))))))))))))))))))) + (@cons Z + (Zadd (Z.shiftr z9 (Zpos (xO (xI (xO (xI xH)))))) + (Z.land z0 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH))))))))))))))))))))))))))) + (@cons Z + (Z.land z1 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH))))))))))))))))))))))))))) + (@cons Z + (Z.land z2 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH)))))))))))))))))))))))))) + (@cons Z + (Z.land z3 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH))))))))))))))))))))))))))) + (@cons Z + (Z.land z4 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH)))))))))))))))))))))))))) + (@cons Z + (Z.land z5 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH))))))))))))))))))))))))))) + (@cons Z + (Z.land z6 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH)))))))))))))))))))))))))) + (@cons Z + (Z.land z7 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH))))))))))))))))))))))))))) + (@cons Z + (Z.land z8 + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI xH)))))))))))))))))))))))))) + (@nil Z))))))))))))))))))))))) + (@decode + (@cons Z + (Z.land + (Zadd + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd (Zmul x0 y0) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zmul + (Zmul x9 y1) + (Zpos (xO xH))) + (Zmul x8 y2)) + (Zmul + (Zmul x7 y3) + (Zpos (xO xH)))) + (Zmul x6 y4)) + (Zmul (Zmul x5 y5) (Zpos (xO xH)))) + (Zmul x4 y6)) + (Zmul (Zmul x3 y7) (Zpos (xO xH)))) + (Zmul x2 y8)) + (Zmul (Zmul x1 y9) (Zpos (xO xH)))))) + (Zpos (xO (xI (xO (xI xH)))))) + (Zadd (Zadd (Zmul x1 y0) (Zmul x0 y1)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zmul x9 y2) (Zmul x8 y3)) + (Zmul x7 y4)) + (Zmul x6 y5)) + (Zmul x5 y6)) + (Zmul x4 y7)) (Zmul x3 y8)) + (Zmul x2 y9))))) (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd (Zadd (Zmul x2 y0) (Zmul (Zmul x1 y1) (Zpos (xO xH)))) + (Zmul x0 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(Zmul (Zpos (xI (xI (xO (xO xH))))) (Zadd (Zmul x9 y8) (Zmul x8 y9))))) + (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zmul x8 y0) (Zmul (Zmul x7 y1) (Zpos (xO xH)))) + (Zmul x6 y2)) (Zmul (Zmul x5 y3) (Zpos (xO xH)))) + (Zmul x4 y4)) (Zmul (Zmul x3 y5) (Zpos (xO xH)))) + (Zmul x2 y6)) (Zmul (Zmul x1 y7) (Zpos (xO xH)))) (Zmul x0 y8)) + (Zmul (Zmul (Zmul (Zpos (xI (xI (xO (xO xH))))) x9) y9) (Zpos (xO xH))))) + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI (xI (xI xH))))))))))))))))))))))))))) + (@cons Z + (Z.land + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd + (Z.shiftr + (Zadd (Zmul x0 y0) + (Zmul + (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zmul + (Zmul x9 y1) + (Zpos (xO xH))) + (Zmul x8 y2)) + (Zmul + (Zmul x7 y3) + (Zpos (xO xH)))) + (Zmul x6 y4)) + (Zmul + (Zmul x5 y5) + (Zpos (xO xH)))) + (Zmul x4 y6)) + (Zmul + (Zmul x3 y7) + (Zpos (xO xH)))) + (Zmul x2 y8)) + (Zmul + (Zmul x1 y9) + (Zpos (xO xH)))))) + (Zpos (xO (xI (xO (xI xH)))))) + (Zadd (Zadd (Zmul x1 y0) (Zmul x0 y1)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zmul x9 y2) + (Zmul x8 y3)) + (Zmul x7 y4)) + (Zmul x6 y5)) + (Zmul x5 y6)) + (Zmul x4 y7)) + (Zmul x3 y8)) + (Zmul x2 y9))))) + (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd (Zmul x2 y0) + (Zmul (Zmul x1 y1) (Zpos (xO xH)))) + (Zmul x0 y2)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zmul + (Zmul x9 y3) + (Zpos (xO xH))) + (Zmul x8 y4)) + (Zmul + (Zmul x7 y5) + (Zpos (xO xH)))) + (Zmul x6 y6)) + (Zmul + (Zmul x5 y7) + (Zpos (xO xH)))) + (Zmul x4 y8)) + (Zmul (Zmul x3 y9) (Zpos (xO xH))))))) + (Zpos (xO (xI (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd (Zadd (Zmul x3 y0) (Zmul x2 y1)) + (Zmul x1 y2)) (Zmul x0 y3)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zmul x9 y4) (Zmul x8 y5)) + (Zmul x7 y6)) + (Zmul x6 y7)) + (Zmul x5 y8)) + (Zmul x4 y9))))) + (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zmul x4 y0) + (Zmul (Zmul x3 y1) (Zpos (xO xH)))) + (Zmul x2 y2)) + (Zmul (Zmul x1 y3) (Zpos (xO xH)))) + (Zmul x0 y4)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd + (Zadd + (Zadd + (Zadd (Zmul (Zmul x9 y5) (Zpos (xO xH))) + (Zmul x8 y6)) + (Zmul (Zmul x7 y7) (Zpos (xO xH)))) + (Zmul x6 y8)) + (Zmul (Zmul x5 y9) (Zpos (xO xH))))))) + (Zpos (xO (xI (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zmul x5 y0) (Zmul x4 y1)) (Zmul x3 y2)) + (Zmul x2 y3)) (Zmul x1 y4)) + (Zmul x0 y5)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd (Zadd (Zadd (Zmul x9 y6) (Zmul x8 y7)) (Zmul x7 y8)) + (Zmul x6 y9))))) (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zmul x6 y0) + (Zmul (Zmul x5 y1) (Zpos (xO xH)))) + (Zmul x4 y2)) (Zmul (Zmul x3 y3) (Zpos (xO xH)))) + (Zmul x2 y4)) (Zmul (Zmul x1 y5) (Zpos (xO xH)))) + (Zmul x0 y6)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) + (Zadd (Zadd (Zmul (Zmul x9 y7) (Zpos (xO xH))) (Zmul x8 y8)) + (Zmul (Zmul x7 y9) (Zpos (xO xH))))))) + (Zpos (xO (xI (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zadd (Zmul x7 y0) (Zmul x6 y1)) (Zmul x5 y2)) + (Zmul x4 y3)) (Zmul x3 y4)) (Zmul x2 y5)) + (Zmul x1 y6)) (Zmul x0 y7)) + (Zmul (Zpos (xI (xI (xO (xO xH))))) (Zadd (Zmul x9 y8) (Zmul x8 y9))))) + (Zpos (xI (xO (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zmul x8 y0) (Zmul (Zmul x7 y1) (Zpos (xO xH)))) + (Zmul x6 y2)) (Zmul (Zmul x5 y3) (Zpos (xO xH)))) + (Zmul x4 y4)) (Zmul (Zmul x3 y5) (Zpos (xO xH)))) + (Zmul x2 y6)) (Zmul (Zmul x1 y7) (Zpos (xO xH)))) + (Zmul x0 y8)) + (Zmul (Zmul (Zmul (Zpos (xI (xI (xO (xO xH))))) x9) y9) (Zpos (xO xH))))) + (Zpos (xO (xI (xO (xI xH)))))) + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd + (Zadd (Zadd (Zadd (Zmul x9 y0) (Zmul x8 y1)) (Zmul x7 y2)) + (Zmul x6 y3)) (Zmul x5 y4)) (Zmul x4 y5)) + (Zmul x3 y6)) (Zmul x2 y7)) (Zmul x1 y8)) (Zmul x0 y9))) + (Zpos + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI + (xI (xI (xI (xI (xI (xI (xI xH)))))))))))))))))))))))))) + (@nil Z)))))))))))). + cbv beta zeta. + intros. + (timeout 1 (apply f_equal; reflexivity)) || fail 0 "too early". + Undo. + Time Timeout 1 f_equal. (* Finished transaction in 0. secs (0.3u,0.s) in 8.4 *) diff --git a/test-suite/bugs/closed/4816.v b/test-suite/bugs/closed/4816.v index 5ba0787ee..00a523842 100644 --- a/test-suite/bugs/closed/4816.v +++ b/test-suite/bugs/closed/4816.v @@ -1,11 +1,29 @@ +Section foo. +Polymorphic Universes A B. +Fail Constraint A <= B. +End foo. +(* gives an anomaly Universe undefined *) + +Universes X Y. +Section Foo. + Polymorphic Universes Z W. + Polymorphic Constraint W < Z. + + Fail Definition bla := Type@{W}. + Polymorphic Definition bla := Type@{W}. + Section Bar. + Fail Constraint X <= Z. + End Bar. +End Foo. + Require Coq.Classes.RelationClasses. Class PreOrder (A : Type) (r : A -> A -> Type) : Type := { refl : forall x, r x x }. -Section foo. +Section qux. Polymorphic Universes A. Section bar. Fail Context {A : Type@{A}} {rA : A -> A -> Prop} {PO : PreOrder A rA}. End bar. -End foo.
\ No newline at end of file +End qux. diff --git a/test-suite/bugs/closed/4863.v b/test-suite/bugs/closed/4863.v new file mode 100644 index 000000000..e884355fd --- /dev/null +++ b/test-suite/bugs/closed/4863.v @@ -0,0 +1,32 @@ +Require Import Classes.DecidableClass. + +Inductive Foo : Set := +| foo1 | foo2. + +Instance Decidable_sumbool : forall P, {P}+{~P} -> Decidable P. +Proof. + intros P H. + refine (Build_Decidable _ (if H then true else false) _). + intuition congruence. +Qed. + +Hint Extern 100 ({?A = ?B}+{~ ?A = ?B}) => abstract (abstract (abstract (decide equality))) : typeclass_instances. + +Goal forall (a b : Foo), {a=b}+{a<>b}. +intros. +abstract (abstract (decide equality)). (*abstract works here*) +Qed. + +Check ltac:(abstract (exact I)) : True. + +Goal forall (a b : Foo), Decidable (a=b) * Decidable (a=b). +intros. +split. typeclasses eauto. typeclasses eauto. Qed. + +Goal forall (a b : Foo), Decidable (a=b) * Decidable (a=b). +intros. +split. +refine _. +refine _. +Defined. +(*fails*) diff --git a/test-suite/bugs/closed/4865.v b/test-suite/bugs/closed/4865.v new file mode 100644 index 000000000..c5bf3289b --- /dev/null +++ b/test-suite/bugs/closed/4865.v @@ -0,0 +1,52 @@ +(* Check discharge of arguments scopes + other checks *) + +(* This is bug #4865 *) + +Notation "<T>" := true : bool_scope. +Section A. + Check negb <T>. + Global Arguments negb : clear scopes. + Fail Check negb <T>. +End A. + +(* Check that no scope is re-computed *) +Fail Check negb <T>. + +(* Another test about arguments scopes in sections *) + +Notation "0" := true. +Section B. + Variable x : nat. + Let T := nat -> nat. + Definition f y : T := fun z => x + y + z. + Fail Check f 1 0. (* 0 in nat, 0 in bool *) + Fail Check f 0 0. (* 0 in nat, 0 in bool *) + Check f 0 1. (* 0 and 1 in nat *) + Global Arguments f _%nat_scope _%nat_scope. + Check f 0 0. (* both 0 in nat *) +End B. + +(* Check that only the scope for the extra product on x is re-computed *) +Check f 0 0 0. (* All 0 in nat *) + +Section C. + Variable x : nat. + Let T := nat -> nat. + Definition g y : T := fun z => x + y + z. + Global Arguments g : clear scopes. + Check g 1. (* 1 in nat *) +End C. + +(* Check that only the scope for the extra product on x is re-computed *) +Check g 0. (* 0 in nat *) +Fail Check g 0 1 0. (* 2nd 0 in bool *) +Fail Check g 0 0 1. (* 2nd 0 in bool *) + +(* Another test on arguments scopes: checking scope for expanding arities *) +(* Not sure this is very useful, but why not *) + +Fixpoint arr n := match n with 0%nat => nat | S n => nat -> arr n end. +Fixpoint lam n : arr n := match n with 0%nat => 0%nat | S n => fun x => lam n end. +Notation "0" := true. +Arguments Scope lam [nat_scope nat_scope]. +Check (lam 1 0). diff --git a/test-suite/bugs/closed/4869.v b/test-suite/bugs/closed/4869.v new file mode 100644 index 000000000..6d21b66fe --- /dev/null +++ b/test-suite/bugs/closed/4869.v @@ -0,0 +1,18 @@ +Universes i. + +Fail Constraint i < Set. +Fail Constraint i <= Set. +Fail Constraint i = Set. +Constraint Set <= i. +Constraint Set < i. +Fail Constraint i < j. (* undeclared j *) +Fail Constraint i < Type. (* anonymous *) + +Set Universe Polymorphism. + +Section Foo. + Universe j. + Constraint Set < j. + + Definition foo := Type@{j}. +End Foo.
\ No newline at end of file diff --git a/test-suite/bugs/closed/4873.v b/test-suite/bugs/closed/4873.v new file mode 100644 index 000000000..f2f917b4e --- /dev/null +++ b/test-suite/bugs/closed/4873.v @@ -0,0 +1,72 @@ +Require Import Coq.Classes.Morphisms. +Require Import Relation_Definitions. +Require Import Coq.Compat.Coq85. + +Fixpoint tuple' T n : Type := + match n with + | O => T + | S n' => (tuple' T n' * T)%type + end. + +Definition tuple T n : Type := + match n with + | O => unit + | S n' => tuple' T n' + end. + +Fixpoint to_list' {T} (n:nat) {struct n} : tuple' T n -> list T := + match n with + | 0 => fun x => (x::nil)%list + | S n' => fun xs : tuple' T (S n') => let (xs', x) := xs in (x :: to_list' n' xs')%list + end. + +Definition to_list {T} (n:nat) : tuple T n -> list T := + match n with + | 0 => fun _ => nil + | S n' => fun xs : tuple T (S n') => to_list' n' xs + end. + +Program Fixpoint from_list' {T} (y:T) (n:nat) (xs:list T) : length xs = n -> tuple' T n := + match n return _ with + | 0 => + match xs return (length xs = 0 -> tuple' T 0) with + | nil => fun _ => y + | _ => _ (* impossible *) + end + | S n' => + match xs return (length xs = S n' -> tuple' T (S n')) with + | cons x xs' => fun _ => (from_list' x n' xs' _, y) + | _ => _ (* impossible *) + end + end. +Goal True. + pose from_list'_obligation_3 as e. + repeat (let e' := fresh in + rename e into e'; + (pose (e' nat) as e || pose (e' 0) as e || pose (e' nil) as e || pose (e' eq_refl) as e); + subst e'). + progress hnf in e. + pose (eq_refl : e = eq_refl). + exact I. +Qed. + +Program Definition from_list {T} (n:nat) (xs:list T) : length xs = n -> tuple T n := +match n return _ with +| 0 => + match xs return (length xs = 0 -> tuple T 0) with + | nil => fun _ : 0 = 0 => tt + | _ => _ (* impossible *) + end +| S n' => + match xs return (length xs = S n' -> tuple T (S n')) with + | cons x xs' => fun _ => from_list' x n' xs' _ + | _ => _ (* impossible *) + end +end. + +Lemma to_list_from_list : forall {T} (n:nat) (xs:list T) pf, to_list n (from_list n xs pf) = xs. +Proof. + destruct xs; simpl; intros; subst; auto. + generalize dependent t. simpl in *. + induction xs; simpl in *; intros; congruence. +Qed.
\ No newline at end of file diff --git a/test-suite/bugs/closed/4877.v b/test-suite/bugs/closed/4877.v new file mode 100644 index 000000000..7e3c78dc2 --- /dev/null +++ b/test-suite/bugs/closed/4877.v @@ -0,0 +1,12 @@ +Ltac induction_last := + let v := match goal with + | |- forall x y, _ = _ -> _ => 1 + | |- forall x y, _ -> _ = _ -> _ => 2 + | |- forall x y, _ -> _ -> _ = _ -> _ => 3 + end in + induction v. + +Goal forall n m : nat, True -> n = m -> m = n. + induction_last. + reflexivity. +Qed.
\ No newline at end of file diff --git a/test-suite/bugs/closed/4893.v b/test-suite/bugs/closed/4893.v new file mode 100644 index 000000000..9a35bcf95 --- /dev/null +++ b/test-suite/bugs/closed/4893.v @@ -0,0 +1,4 @@ +Goal True. +evar (P: Prop). +assert (H : P); [|subst P]; [exact I|]. +let T := type of H in not_evar T. diff --git a/test-suite/bugs/closed/4904.v b/test-suite/bugs/closed/4904.v new file mode 100644 index 000000000..a47c3b07a --- /dev/null +++ b/test-suite/bugs/closed/4904.v @@ -0,0 +1,11 @@ +Module A. +Module B. +Notation mynat := nat. +Notation nat := nat. +End B. +End A. + +Print A.B.nat. (* Notation A.B.nat := nat *) +Import A. +Print B.mynat. +Print B.nat. diff --git a/test-suite/bugs/closed/4932.v b/test-suite/bugs/closed/4932.v new file mode 100644 index 000000000..219d532ac --- /dev/null +++ b/test-suite/bugs/closed/4932.v @@ -0,0 +1,44 @@ +(* Testing recursive notations with binders seen as terms *) + +Inductive ftele : Type := +| fb {T:Type} : T -> ftele +| fr {T} : (T -> ftele) -> ftele. + +Fixpoint args ftele : Type := + match ftele with + | fb _ => unit + | fr f => sigT (fun t => args (f t)) + end. + +Definition fpack := sigT args. +Definition pack fp fa : fpack := existT _ fp fa. + +Notation "'tele' x .. z := b" := + ( + (fun x => .. + (fun z => + pack + (fr (fun x => .. ( fr (fun z => fb b) ) .. ) ) + (existT _ x .. (existT _ z tt) .. ) + ) .. + ) + ) (at level 85, x binder, z binder). + +Check fun '((y,z):nat*nat) => pack (fr (fun '((y,z):nat*nat) => fb tt)) + (existT _ (y,z) tt). + +Example test := tele (t : Type) := tt. +Example test' := test nat. +Print test. + +Example test2 := tele (t : Type) (x:t) := tt. +Example test2' := test2 nat 0. +Print test2. + +Example test3 := tele (t : Type) (y:=0) (x:t) := tt. +Example test3' := test3 nat 0. +Print test3. + +Example test4 := tele (t : Type) '((y,z):nat*nat) (x:t) := tt. +Example test4' := test4 nat (1,2) 3. +Print test4. diff --git a/test-suite/bugs/closed/5011.v b/test-suite/bugs/closed/5011.v new file mode 100644 index 000000000..c3043ca5d --- /dev/null +++ b/test-suite/bugs/closed/5011.v @@ -0,0 +1,2 @@ +Record decoder (n : nat) W := { decode : W -> nat }. +Existing Class decoder. diff --git a/test-suite/bugs/closed/5036.v b/test-suite/bugs/closed/5036.v new file mode 100644 index 000000000..12c958be6 --- /dev/null +++ b/test-suite/bugs/closed/5036.v @@ -0,0 +1,10 @@ +Section foo. + Context (F : Type -> Type). + Context (admit : forall {T}, F T = True). + Hint Rewrite (fun T => @admit T). + Lemma bad : F False. + Proof. + autorewrite with core. + constructor. + Qed. +End foo. (* Anomaly: Universe Top.16 undefined. Please report. *)
\ No newline at end of file diff --git a/test-suite/bugs/closed/5045.v b/test-suite/bugs/closed/5045.v new file mode 100644 index 000000000..dc38738d8 --- /dev/null +++ b/test-suite/bugs/closed/5045.v @@ -0,0 +1,3 @@ +Axiom silly : 1 = 1 -> nat -> nat. +Goal forall pf : 1 = 1, silly pf 0 = 0 -> True. + Fail generalize (@eq nat). diff --git a/test-suite/bugs/closed/5066.v b/test-suite/bugs/closed/5066.v new file mode 100644 index 000000000..eed7f0f3f --- /dev/null +++ b/test-suite/bugs/closed/5066.v @@ -0,0 +1,7 @@ +Require Import Vector. + +Fail Program Fixpoint vector_rev {A : Type} {n1 n2 : nat} (v1 : Vector.t A n1) (v2 : Vector.t A n2) : Vector.t A (n1+n2) := + match v1 with + | nil _ => v2 + | cons _ e n' sv => vector_rev sv (cons A e n2 v2) + end. diff --git a/test-suite/bugs/closed/5078.v b/test-suite/bugs/closed/5078.v new file mode 100644 index 000000000..ca73cbcc1 --- /dev/null +++ b/test-suite/bugs/closed/5078.v @@ -0,0 +1,5 @@ +(* Test coercion from ident to evaluable reference *) +Tactic Notation "unfold_hyp" hyp(H) := cbv delta [H]. +Goal True -> Type. + intro H''. + Fail unfold_hyp H''. diff --git a/test-suite/bugs/closed/5093.v b/test-suite/bugs/closed/5093.v new file mode 100644 index 000000000..3ded4dd30 --- /dev/null +++ b/test-suite/bugs/closed/5093.v @@ -0,0 +1,11 @@ +Axiom P : nat -> Prop. +Axiom PS : forall n, P n -> P (S n). +Axiom P0 : P 0. + +Hint Resolve PS : foobar. +Hint Resolve P0 : foobar. + +Goal P 100. +Proof. +Fail typeclasses eauto 100 with foobar. +typeclasses eauto 101 with foobar. diff --git a/test-suite/bugs/closed/5096.v b/test-suite/bugs/closed/5096.v new file mode 100644 index 000000000..20a537ab3 --- /dev/null +++ b/test-suite/bugs/closed/5096.v @@ -0,0 +1,219 @@ +Require Import Coq.FSets.FMapPositive Coq.PArith.BinPos Coq.Lists.List. + +Set Asymmetric Patterns. + +Notation eta x := (fst x, snd x). + +Inductive expr {var : Type} : Type := +| Const : expr +| LetIn : expr -> (var -> expr) -> expr. + +Definition Expr := forall var, @expr var. + +Fixpoint count_binders (e : @expr unit) : nat := +match e with +| LetIn _ eC => 1 + @count_binders (eC tt) +| _ => 0 +end. + +Definition CountBinders (e : Expr) : nat := count_binders (e _). + +Class Context (Name : Type) (var : Type) := + { ContextT : Type; + extendb : ContextT -> Name -> var -> ContextT; + empty : ContextT }. +Coercion ContextT : Context >-> Sortclass. +Arguments ContextT {_ _ _}, {_ _} _. +Arguments extendb {_ _ _} _ _ _. +Arguments empty {_ _ _}. + +Module Export Named. +Inductive expr Name : Type := +| Const : expr Name +| LetIn : Name -> expr Name -> expr Name -> expr Name. +End Named. + +Global Arguments Const {_}. +Global Arguments LetIn {_} _ _ _. + +Definition split_onames {Name : Type} (ls : list (option Name)) + : option (Name) * list (option Name) + := match ls with + | cons n ls' + => (n, ls') + | nil => (None, nil) + end. + +Section internal. + Context (InName OutName : Type) + {InContext : Context InName (OutName)} + {ReverseContext : Context OutName (InName)} + (InName_beq : InName -> InName -> bool). + + Fixpoint register_reassign (ctxi : InContext) (ctxr : ReverseContext) + (e : expr InName) (new_names : list (option OutName)) + : option (expr OutName) + := match e in Named.expr _ return option (expr _) with + | Const => Some Const + | LetIn n ex eC + => let '(n', new_names') := eta (split_onames new_names) in + match n', @register_reassign ctxi ctxr ex nil with + | Some n', Some x + => let ctxi := @extendb _ _ _ ctxi n n' in + let ctxr := @extendb _ _ _ ctxr n' n in + option_map (LetIn n' x) (@register_reassign ctxi ctxr eC new_names') + | None, Some x + => let ctxi := ctxi in + @register_reassign ctxi ctxr eC new_names' + | _, None => None + end + end. + +End internal. + +Global Instance pos_context (var : Type) : Context positive var + := { ContextT := PositiveMap.t var; + extendb ctx key v := PositiveMap.add key v ctx; + empty := PositiveMap.empty _ }. + +Global Arguments register_reassign {_ _ _ _} ctxi ctxr e _. + +Section language5. + Context (Name : Type). + + Local Notation expr := (@Top.expr Name). + Local Notation nexpr := (@Named.expr Name). + + Fixpoint ocompile (e : expr) (ls : list (option Name)) {struct e} + : option (nexpr) + := match e in @Top.expr _ return option (nexpr) with + | Top.Const => Some Named.Const + | Top.LetIn ex eC + => match @ocompile ex nil, split_onames ls with + | Some x, (Some n, ls')%core + => option_map (fun C => Named.LetIn n x C) (@ocompile (eC n) ls') + | _, _ => None + end + end. + + Definition compile (e : expr) (ls : list Name) := @ocompile e (List.map (@Some _) ls). +End language5. + +Global Arguments compile {_} e ls. + +Fixpoint merge_liveness (ls1 ls2 : list unit) := + match ls1, ls2 with + | cons x xs, cons y ys => cons tt (@merge_liveness xs ys) + | nil, ls | ls, nil => ls + end. + +Section internal1. + Context (Name : Type) + (OutName : Type) + {Context : Context Name (list unit)}. + + Definition compute_livenessf_step + (compute_livenessf : forall (ctx : Context) (e : expr Name) (prefix : list unit), list unit) + (ctx : Context) + (e : expr Name) (prefix : list unit) + : list unit + := match e with + | Const => prefix + | LetIn n ex eC + => let lx := @compute_livenessf ctx ex prefix in + let lx := merge_liveness lx (prefix ++ repeat tt 1) in + let ctx := @extendb _ _ _ ctx n (lx) in + @compute_livenessf ctx eC (prefix ++ repeat tt 1) + end. + + Fixpoint compute_liveness ctx e prefix + := @compute_livenessf_step (@compute_liveness) ctx e prefix. + + Fixpoint insert_dead_names_gen def (ls : list unit) (lsn : list OutName) + : list (option OutName) + := match ls with + | nil => nil + | cons live xs + => match lsn with + | cons n lsn' => Some n :: @insert_dead_names_gen def xs lsn' + | nil => def :: @insert_dead_names_gen def xs nil + end + end. + Definition insert_dead_names def (e : expr Name) + := insert_dead_names_gen def (compute_liveness empty e nil). +End internal1. + +Global Arguments insert_dead_names {_ _ _} def e lsn. + +Definition Let_In {A P} (x : A) (f : forall a : A, P a) : P x := let y := x in f y. + +Section language7. + Context {Context : Context unit (positive)}. + + Local Notation nexpr := (@Named.expr unit). + + Definition CompileAndEliminateDeadCode (e : Expr) (ls : list unit) + : option (nexpr) + := let e := compile (Name:=positive) (e _) (List.map Pos.of_nat (seq 1 (CountBinders e))) in + match e with + | Some e => Let_In (insert_dead_names None e ls) (* help vm_compute by factoring this out *) + (fun names => register_reassign empty empty e names) + | None => None + end. +End language7. + +Global Arguments CompileAndEliminateDeadCode {_} e ls. + +Definition ContextOn {Name1 Name2} f {var} (Ctx : Context Name1 var) : Context Name2 var + := {| ContextT := Ctx; + extendb ctx n v := extendb ctx (f n) v; + empty := empty |}. + +Definition Register := Datatypes.unit. + +Global Instance RegisterContext {var : Type} : Context Register var + := ContextOn (fun _ => 1%positive) (pos_context var). + +Definition syntax := Named.expr Register. + +Definition AssembleSyntax e ls (res := CompileAndEliminateDeadCode e ls) + := match res return match res with None => _ | _ => _ end with + | Some v => v + | None => I + end. + +Definition dummy_registers (n : nat) : list Register + := List.map (fun _ => tt) (seq 0 n). +Definition DefaultRegisters (e : Expr) : list Register + := dummy_registers (CountBinders e). + +Definition DefaultAssembleSyntax e := @AssembleSyntax e (DefaultRegisters e). + +Notation "'slet' x := A 'in' b" := (Top.LetIn A (fun x => b)) (at level 200, b at level 200). +Notation "#[ var ]#" := (@Top.Const var). + +Definition compiled_syntax : Expr := fun (var : Type) => +( + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + slet x1 := #[ var ]# in + @Top.Const var). + +Definition v := + Eval cbv [compiled_syntax] in (DefaultAssembleSyntax (compiled_syntax)). + +Timeout 2 Eval vm_compute in v. diff --git a/test-suite/bugs/closed/5123.v b/test-suite/bugs/closed/5123.v new file mode 100644 index 000000000..bcde510ee --- /dev/null +++ b/test-suite/bugs/closed/5123.v @@ -0,0 +1,33 @@ +(* IN 8.5pl2 and 8.6 (4da2131), the following shows different typeclass resolution behaviors following an unshelve tactical vs. an Unshelve command: *) + +(*Pose an open constr to prevent immediate typeclass resolution in holes:*) +Tactic Notation "opose" open_constr(x) "as" ident(H) := pose x as H. + +Inductive vect A : nat -> Type := +| vnil : vect A 0 +| vcons : forall (h:A) (n:nat), vect A n -> vect A (S n). + +Class Eqdec A := eqdec : forall a b : A, {a=b}+{a<>b}. + +Require Bool. + +Instance Bool_eqdec : Eqdec bool := Bool.bool_dec. + +Context `{vect_sigT_eqdec : forall A : Type, Eqdec A -> Eqdec {a : nat & vect A a}}. + +Typeclasses eauto := debug. + +Goal True. + unshelve opose (@vect_sigT_eqdec _ _ _ _) as H. + all:cycle 2. + eapply existT. (*BUG: Why does this do typeclass resolution in the evar?*) + Focus 5. +Abort. + +Goal True. + opose (@vect_sigT_eqdec _ _ _ _) as H. + Unshelve. + all:cycle 3. + eapply existT. (*This does no typeclass resultion, which is correct.*) + Focus 5. +Abort.
\ No newline at end of file diff --git a/test-suite/bugs/closed/5145.v b/test-suite/bugs/closed/5145.v new file mode 100644 index 000000000..0533d21e0 --- /dev/null +++ b/test-suite/bugs/closed/5145.v @@ -0,0 +1,10 @@ +Class instructions := + { + W : Type; + ldi : nat -> W + }. + +Fail Definition foo := + let y2 := ldi 0 in + let '(CF, _) := (true, 0) in + y2. diff --git a/test-suite/bugs/closed/HoTT_coq_020.v b/test-suite/bugs/closed/HoTT_coq_020.v index 008fb72c4..73da464bb 100644 --- a/test-suite/bugs/closed/HoTT_coq_020.v +++ b/test-suite/bugs/closed/HoTT_coq_020.v @@ -22,8 +22,8 @@ Polymorphic Record NaturalTransformation objC C objD D (F G : Functor (objC := o Ltac present_obj from to := match goal with - | [ _ : appcontext[from ?obj ?C] |- _ ] => progress change (from obj C) with (to obj C) in * - | [ |- appcontext[from ?obj ?C] ] => progress change (from obj C) with (to obj C) in * + | [ _ : context[from ?obj ?C] |- _ ] => progress change (from obj C) with (to obj C) in * + | [ |- context[from ?obj ?C] ] => progress change (from obj C) with (to obj C) in * end. Section NaturalTransformationComposition. diff --git a/test-suite/bugs/closed/HoTT_coq_047.v b/test-suite/bugs/closed/HoTT_coq_047.v index 29496be5e..bef3c33ca 100644 --- a/test-suite/bugs/closed/HoTT_coq_047.v +++ b/test-suite/bugs/closed/HoTT_coq_047.v @@ -1,3 +1,5 @@ +Unset Structural Injection. + Inductive nCk : nat -> nat -> Type := |zz : nCk 0 0 | incl { m n : nat } : nCk m n -> nCk (S m) (S n) diff --git a/test-suite/bugs/closed/HoTT_coq_058.v b/test-suite/bugs/closed/HoTT_coq_058.v index 5e5d5ab3e..3d16e7ac0 100644 --- a/test-suite/bugs/closed/HoTT_coq_058.v +++ b/test-suite/bugs/closed/HoTT_coq_058.v @@ -95,10 +95,10 @@ Goal forall (T : Type) (T0 : T -> T -> Type) | tt => idpath end)) (x1; p) = (x1; p). intros. -let F := match goal with |- appcontext[@transport _ (fun x0 => @?F x0) _ _ (@path_forall ?H ?X ?T ?f ?g ?e)] => constr:(F) end in -let H := match goal with |- appcontext[@transport _ (fun x0 => @?F x0) _ _ (@path_forall ?H ?X ?T ?f ?g ?e)] => constr:(H) end in -let X := match goal with |- appcontext[@transport _ (fun x0 => @?F x0) _ _ (@path_forall ?H ?X ?T ?f ?g ?e)] => constr:(X) end in -let T := match goal with |- appcontext[@transport _ (fun x0 => @?F x0) _ _ (@path_forall ?H ?X ?T ?f ?g ?e)] => constr:(T) end in +let F := match goal with |- context[@transport _ (fun x0 => @?F x0) _ _ (@path_forall ?H ?X ?T ?f ?g ?e)] => constr:(F) end in +let H := match goal with |- context[@transport _ (fun x0 => @?F x0) _ _ (@path_forall ?H ?X ?T ?f ?g ?e)] => constr:(H) end in +let X := match goal with |- context[@transport _ (fun x0 => @?F x0) _ _ (@path_forall ?H ?X ?T ?f ?g ?e)] => constr:(X) end in +let T := match goal with |- context[@transport _ (fun x0 => @?F x0) _ _ (@path_forall ?H ?X ?T ?f ?g ?e)] => constr:(T) end in let t0 := fresh "t0" in let t1 := fresh "t1" in let T1 := lazymatch type of F with (?T -> _) -> _ => constr:(T) end in @@ -116,7 +116,7 @@ let T1 := lazymatch type of F with (?T -> _) -> _ => constr:(T) end in let GL1' := fresh in set (GL0' := GL0); - let arg := match GL0 with appcontext[x0 ?arg] => constr:(arg) end in + let arg := match GL0 with context[x0 ?arg] => constr:(arg) end in assert (t1 = arg) by (subst t1; reflexivity); subst t1; pattern (x0 arg) in GL0'; match goal with diff --git a/test-suite/bugs/closed/PLACEHOLDER.v b/test-suite/bugs/closed/PLACEHOLDER.v new file mode 100644 index 000000000..e69de29bb --- /dev/null +++ b/test-suite/bugs/closed/PLACEHOLDER.v diff --git a/test-suite/bugs/closed/bug_4836.v b/test-suite/bugs/closed/bug_4836.v new file mode 100644 index 000000000..5838dcd8a --- /dev/null +++ b/test-suite/bugs/closed/bug_4836.v @@ -0,0 +1 @@ +(* -*- coq-prog-args: ("-compile" "bugs/closed/PLACEHOLDER.v") -*- *) diff --git a/test-suite/bugs/closed/bug_4836/PLACEHOLDER b/test-suite/bugs/closed/bug_4836/PLACEHOLDER new file mode 100644 index 000000000..e69de29bb --- /dev/null +++ b/test-suite/bugs/closed/bug_4836/PLACEHOLDER diff --git a/test-suite/bugs/opened/3383.v b/test-suite/bugs/opened/3383.v deleted file mode 100644 index 9a14641a5..000000000 --- a/test-suite/bugs/opened/3383.v +++ /dev/null @@ -1,7 +0,0 @@ -Goal forall b : bool, match b as b' return if b' then True else True with true => I | false => I end = match b as b' return if b' then True else True with true => I | false => I end. -intro. -Fail lazymatch goal with -| [ |- appcontext[match ?b as b' return @?P b' with true => ?t | false => ?f end] ] - => change (match b as b' return P b with true => t | false => f end) with (@bool_rect P t f) -end. (* Toplevel input, characters 153-154: -Error: The reference P was not found in the current environment. *) diff --git a/test-suite/bugs/opened/3410.v b/test-suite/bugs/opened/3410.v deleted file mode 100644 index 0d259181a..000000000 --- a/test-suite/bugs/opened/3410.v +++ /dev/null @@ -1 +0,0 @@ -Fail repeat match goal with H:_ |- _ => setoid_rewrite X in H end. diff --git a/test-suite/bugs/opened/3889.v b/test-suite/bugs/opened/3889.v new file mode 100644 index 000000000..6b287324c --- /dev/null +++ b/test-suite/bugs/opened/3889.v @@ -0,0 +1,11 @@ +Require Import Program. + +Inductive Even : nat -> Prop := +| evenO : Even O +| evenS : forall n, Odd n -> Even (S n) +with Odd : nat -> Prop := +| oddS : forall n, Even n -> Odd (S n). +Axiom admit : forall {T}, T. +Program Fixpoint doubleE {n} (e : Even n) : Even (2 * n) := admit +with doubleO {n} (o : Odd n) : Odd (S (2 * n)) := _. +Next Obligation of doubleE. diff --git a/test-suite/bugs/opened/3890.v b/test-suite/bugs/opened/3890.v new file mode 100644 index 000000000..f9ac9be2c --- /dev/null +++ b/test-suite/bugs/opened/3890.v @@ -0,0 +1,18 @@ +Class Foo. +Class Bar := b : Type. + +Instance foo : Foo := _. +(* 1 subgoals, subgoal 1 (ID 4) + + ============================ + Foo *) + +Instance bar : Bar. +exact Type. +Defined. +(* bar is defined *) + +About foo. +(* foo not a defined object. *) + +Fail Defined. diff --git a/test-suite/bugs/opened/3916.v b/test-suite/bugs/opened/3916.v new file mode 100644 index 000000000..fd95503e6 --- /dev/null +++ b/test-suite/bugs/opened/3916.v @@ -0,0 +1,3 @@ +Require Import List. + +Fail Hint Resolve -> in_map. (* Also happens when using <- instead of -> *) diff --git a/test-suite/bugs/opened/3919.v-disabled b/test-suite/bugs/opened/3919.v-disabled new file mode 100644 index 000000000..0d661de9c --- /dev/null +++ b/test-suite/bugs/opened/3919.v-disabled @@ -0,0 +1,13 @@ +Require Import MSets. +Require Import Orders. + +Declare Module Signal : OrderedType. + +Module S := MSetAVL.Make(Signal). +Module Sdec := Decide(S). +Export Sdec. + +Hint Extern 0 (Signal.eq ?x ?y) => now symmetry. + +Goal forall o s, Signal.eq o s. +Proof. fsetdec. Qed. diff --git a/test-suite/bugs/opened/3922.v-disabled b/test-suite/bugs/opened/3922.v-disabled new file mode 100644 index 000000000..ce4f509ca --- /dev/null +++ b/test-suite/bugs/opened/3922.v-disabled @@ -0,0 +1,83 @@ +Set Universe Polymorphism. +Notation Type0 := Set. + +Definition Type1 := Eval hnf in let gt := (Set : Type@{i}) in Type@{i}. + +Notation compose := (fun g f x => g (f x)). + +Notation "g 'o' f" := (compose g f) (at level 40, left associativity) : function_scope. +Open Scope function_scope. + +Definition pointwise_paths {A} {P:A->Type} (f g:forall x:A, P x) + := forall x:A, f x = g x. + +Notation "f == g" := (pointwise_paths f g) (at level 70, no associativity) : type_scope. + +Class Contr_internal (A : Type) := BuildContr { + center : A ; + contr : (forall y : A, center = y) +}. + +Inductive trunc_index : Type := +| minus_two : trunc_index +| trunc_S : trunc_index -> trunc_index. + +Notation "n .+1" := (trunc_S n) (at level 2, left associativity, format "n .+1") : trunc_scope. +Local Open Scope trunc_scope. +Notation "-2" := minus_two (at level 0) : trunc_scope. +Notation "-1" := (-2.+1) (at level 0) : trunc_scope. + +Fixpoint IsTrunc_internal (n : trunc_index) (A : Type) : Type := + match n with + | -2 => Contr_internal A + | n'.+1 => forall (x y : A), IsTrunc_internal n' (x = y) + end. + +Class IsTrunc (n : trunc_index) (A : Type) : Type := + Trunc_is_trunc : IsTrunc_internal n A. + +Notation Contr := (IsTrunc -2). +Notation IsHProp := (IsTrunc -1). + +Monomorphic Axiom dummy_funext_type : Type0. +Monomorphic Class Funext := { dummy_funext_value : dummy_funext_type }. + +Inductive Unit : Type1 := + tt : Unit. + +Record TruncType (n : trunc_index) := BuildTruncType { + trunctype_type : Type ; + istrunc_trunctype_type : IsTrunc n trunctype_type +}. + +Arguments BuildTruncType _ _ {_}. + +Coercion trunctype_type : TruncType >-> Sortclass. + +Notation "n -Type" := (TruncType n) (at level 1) : type_scope. +Notation hProp := (-1)-Type. + +Notation BuildhProp := (BuildTruncType -1). + +Private Inductive Trunc (n : trunc_index) (A :Type) : Type := + tr : A -> Trunc n A. +Arguments tr {n A} a. + +Global Instance istrunc_truncation (n : trunc_index) (A : Type@{i}) +: IsTrunc@{j} n (Trunc@{i} n A). +Admitted. + +Definition Trunc_ind {n A} + (P : Trunc n A -> Type) {Pt : forall aa, IsTrunc n (P aa)} + : (forall a, P (tr a)) -> (forall aa, P aa) +:= (fun f aa => match aa with tr a => fun _ => f a end Pt). +Definition merely (A : Type@{i}) : hProp@{i} := BuildhProp (Trunc -1 A). +Definition cconst_factors_contr `{Funext} {X Y : Type} (f : X -> Y) + (P : Type) `{Pc : X -> Contr P} + (g : X -> P) (h : P -> Y) (p : h o g == f) +: Unit. +Proof. + assert (merely X -> IsHProp P) by admit. + refine (let g' := Trunc_ind (fun _ => P) g : merely X -> P in _); + [ assumption.. | ]. + Fail pose (g' := Trunc_ind (fun _ => P) g : merely X -> P). diff --git a/test-suite/bugs/opened/3926.v b/test-suite/bugs/opened/3926.v new file mode 100644 index 000000000..cfad76357 --- /dev/null +++ b/test-suite/bugs/opened/3926.v @@ -0,0 +1,30 @@ +Notation compose := (fun g f x => g (f x)). +Notation "g 'o' f" := (compose g f) (at level 40, left associativity) : function_scope. +Open Scope function_scope. +Inductive paths {A : Type} (a : A) : A -> Type := idpath : paths a a where "x = y" := (@paths _ x y) : type_scope. +Arguments idpath {A a} , [A] a. +Definition ap {A B:Type} (f:A -> B) {x y:A} (p:x = y) : f x = f y := match p with idpath => idpath end. +Class IsEquiv {A B : Type} (f : A -> B) := { equiv_inv : B -> A }. +Notation "f ^-1" := (@equiv_inv _ _ f _) (at level 3, format "f '^-1'") : equiv_scope. +Local Open Scope equiv_scope. +Axiom eisretr : forall {A B} (f : A -> B) `{IsEquiv A B f} x, f (f^-1 x) = x. +Generalizable Variables A B C f g. +Global Instance isequiv_compose `{IsEquiv A B f} `{IsEquiv B C g} : IsEquiv (compose g f) | 1000 + := Build_IsEquiv A C (compose g f) (compose f^-1 g^-1). +Definition isequiv_homotopic {A B} (f : A -> B) {g : A -> B} `{IsEquiv A B f} (h : forall x, f x = g x) : IsEquiv g + := Build_IsEquiv _ _ g (f ^-1). +Global Instance isequiv_inverse {A B} (f : A -> B) `{IsEquiv A B f} : IsEquiv f^-1 | 10000 + := Build_IsEquiv B A f^-1 f. +Definition cancelR_isequiv {A B C} (f : A -> B) {g : B -> C} + `{IsEquiv A B f} `{IsEquiv A C (g o f)} + : IsEquiv g. +Proof. + Unset Typeclasses Modulo Eta. + exact (isequiv_homotopic (compose (compose g f) f^-1) + (fun b => ap g (eisretr f b))) || fail "too early". + Undo. + Set Typeclasses Modulo Eta. + Set Typeclasses Dependency Order. + Set Typeclasses Debug. + Fail exact (isequiv_homotopic (compose (compose g f) f^-1) + (fun b => ap g (eisretr f b))). diff --git a/test-suite/bugs/opened/3928.v-disabled b/test-suite/bugs/opened/3928.v-disabled new file mode 100644 index 000000000..b470eb229 --- /dev/null +++ b/test-suite/bugs/opened/3928.v-disabled @@ -0,0 +1,12 @@ +Typeclasses eauto := bfs. + +Class Foo := {}. +Class Bar := {}. + +Instance: Bar. +Instance: Foo -> Bar -> Foo -> Foo | 1. +Instance: Bar -> Foo | 100. +Instance: Foo -> Bar -> Foo -> Foo | 1. + +Set Typeclasses Debug. +Timeout 1 Check (_ : Foo). (* timeout *) diff --git a/test-suite/bugs/opened/3938.v b/test-suite/bugs/opened/3938.v new file mode 100644 index 000000000..2d0d1930f --- /dev/null +++ b/test-suite/bugs/opened/3938.v @@ -0,0 +1,6 @@ +Require Import Coq.Arith.PeanoNat. +Hint Extern 1 => admit : typeclass_instances. +Goal forall a b (f : nat -> Set), Nat.eq a b -> f a = f b. + intros a b f H. + rewrite H. (* Toplevel input, characters 15-25: +Anomaly: Evar ?X11 was not declared. Please report. *) diff --git a/test-suite/bugs/opened/3946.v b/test-suite/bugs/opened/3946.v new file mode 100644 index 000000000..e77bdbc65 --- /dev/null +++ b/test-suite/bugs/opened/3946.v @@ -0,0 +1,11 @@ +Require Import ZArith. + +Inductive foo := Foo : Z.le 0 1 -> foo. + +Definition bar (f : foo) := let (f) := f in f. + +(* Doesn't work: *) +(* Arguments bar f.*) + +(* Does work *) +Arguments bar f _. diff --git a/test-suite/bugs/opened/3948.v b/test-suite/bugs/opened/3948.v new file mode 100644 index 000000000..165813084 --- /dev/null +++ b/test-suite/bugs/opened/3948.v @@ -0,0 +1,25 @@ +Module Type S. +Parameter t : Type. +End S. + +Module Bar(X : S). +Proof. + Definition elt := X.t. + Axiom fold : elt. +End Bar. + +Module Make (X: S) := Bar(X). + +Declare Module X : S. + +Module Type Interface. + Parameter constant : unit. +End Interface. + +Module DepMap : Interface. + Module Dom := Make(X). + Definition constant : unit := + let _ := @Dom.fold in tt. +End DepMap. + +Print Assumptions DepMap.constant.
\ No newline at end of file diff --git a/test-suite/bugs/opened/4813.v b/test-suite/bugs/opened/4813.v new file mode 100644 index 000000000..b75170179 --- /dev/null +++ b/test-suite/bugs/opened/4813.v @@ -0,0 +1,5 @@ +(* An example one would like to see succeeding *) + +Record T := BT { t : Set }. +Record U (x : T) := BU { u : t x -> Prop }. +Fail Definition A (H : unit -> Prop) : U (BT unit) := BU _ H. diff --git a/test-suite/complexity/ring2.v b/test-suite/complexity/ring2.v index 52dae265b..04fa59075 100644 --- a/test-suite/complexity/ring2.v +++ b/test-suite/complexity/ring2.v @@ -39,7 +39,7 @@ Admitted. Ltac Zcst t := match isZcst t with true => t - | _ => constr:NotConstant + | _ => constr:(NotConstant) end. Add Ring Zr : Zth diff --git a/test-suite/failure/int31.v b/test-suite/failure/int31.v new file mode 100644 index 000000000..b1d112247 --- /dev/null +++ b/test-suite/failure/int31.v @@ -0,0 +1,17 @@ +Require Import Int31 BigN. + +Open Scope int31_scope. + +(* This used to go through because of an unbalanced stack bug in the bytecode +interpreter *) + +Lemma bad : False. +assert (1 = 2). +change 1 with (add31 (addmuldiv31 65 (add31 1 1) 2) 1). +Fail vm_compute; reflexivity. +(* +discriminate. +Qed. +*) +Abort. + diff --git a/test-suite/failure/positivity.v b/test-suite/failure/positivity.v index 91de87332..8089de2bf 100644 --- a/test-suite/failure/positivity.v +++ b/test-suite/failure/positivity.v @@ -5,5 +5,47 @@ (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) -Fail Inductive t : Set := - c : (t -> nat) -> t. + +(* Negative occurrence *) +Fail Inductive t : Type := + c : (t -> nat) -> t. + +(* Non-strictely positive occurrence *) +Fail Inductive t : Type := + c : ((t -> nat) -> nat) -> t. + +(* Self-nested type (no proof of + soundness yet *) +Fail Inductive t (A:Type) : Type := + c : t (t A) -> t A. + +(* Nested inductive types *) + +Inductive pos (A:Type) := + p : pos A -> pos A. + +Inductive nnpos (A:Type) := + nnp : ((A -> nat) -> nat) -> nnpos A. + +Inductive neg (A:Type) := + n : (A->neg A) -> neg A. + +Inductive arg : Type -> Prop := + a : forall A, arg A -> arg A. + +(* Strictly covariant parameter: accepted. *) +Fail Fail Inductive t := + c : pos t -> t. + +(* Non-strictly covariant parameter: not + strictly positive. *) +Fail Inductive t := + c : nnpos t -> t. + +(* Contravariant parameter: not positive. *) +Fail Inductive t := + c : neg t -> t. + +(* Strict index: not positive. *) +Fail Inductive t := + c : arg t -> t. diff --git a/test-suite/ide/undo013.fake b/test-suite/ide/undo013.fake index f44156aa3..921a9d0f0 100644 --- a/test-suite/ide/undo013.fake +++ b/test-suite/ide/undo013.fake @@ -23,5 +23,5 @@ ADD { Qed. } ADD { apply H. } # </replay> ADD { Qed. } -QUERY { Fail idtac. } +QUERY { Fail Show. } QUERY { Check (aa,bb,cc). } diff --git a/test-suite/ide/undo014.fake b/test-suite/ide/undo014.fake index 6d58b061e..f5fe77470 100644 --- a/test-suite/ide/undo014.fake +++ b/test-suite/ide/undo014.fake @@ -22,5 +22,5 @@ ADD { destruct H. } ADD { Qed. } ADD { apply H. } ADD { Qed. } -QUERY { Fail idtac. } +QUERY { Fail Show. } QUERY { Check (aa,bb,cc). } diff --git a/test-suite/ide/undo015.fake b/test-suite/ide/undo015.fake index ac17985aa..a1e5c947b 100644 --- a/test-suite/ide/undo015.fake +++ b/test-suite/ide/undo015.fake @@ -25,5 +25,5 @@ ADD { destruct H. } ADD { Qed. } ADD { apply H. } ADD { Qed. } -QUERY { Fail idtac. } +QUERY { Fail Show. } QUERY { Check (aa,bb,cc). } diff --git a/test-suite/ide/undo016.fake b/test-suite/ide/undo016.fake index bdb81ecd9..f9414c1ea 100644 --- a/test-suite/ide/undo016.fake +++ b/test-suite/ide/undo016.fake @@ -27,5 +27,5 @@ ADD { destruct H. } ADD { Qed. } ADD { apply H. } ADD { Qed. } -QUERY { Fail idtac. } +QUERY { Fail Show. } QUERY { Check (aa,bb,cc). } diff --git a/test-suite/interactive/proof_block.v b/test-suite/interactive/proof_block.v new file mode 100644 index 000000000..31e349376 --- /dev/null +++ b/test-suite/interactive/proof_block.v @@ -0,0 +1,66 @@ +Goal False /\ True. +Proof. +split. + idtac. + idtac. + exact I. +idtac. +idtac. +exact I. +Qed. + +Lemma baz : (exists n, n = 3 /\ n = 3) /\ True. +Proof. +split. { eexists. split. par: trivial. } +trivial. +Qed. + +Lemma baz1 : (True /\ False) /\ True. +Proof. +split. { split. par: trivial. } +trivial. +Qed. + +Lemma foo : (exists n, n = 3 /\ n = 3) /\ True. +Proof. +split. + { idtac. + unshelve eexists. + { apply 3. } + { split. + { idtac. trivialx. } + { reflexivity. } } } + trivial. +Qed. + +Lemma foo1 : False /\ True. +Proof. +split. + { exact I. } + { exact I. } +Qed. + +Definition banana := true + 4. + +Check banana. + +Lemma bar : (exists n, n = 3 /\ n = 3) /\ True. +Proof. +split. + - idtac. + unshelve eexists. + + apply 3. + + split. + * idtacx. trivial. + * reflexivity. + - trivial. +Qed. + +Lemma baz2 : ((1=0 /\ False) /\ True) /\ False. +Proof. +split. split. split. + - solve [ auto ]. + - solve [ trivial ]. + - solve [ trivial ]. + - exact 6. +Qed.
\ No newline at end of file diff --git a/test-suite/micromega/bertot.v b/test-suite/micromega/bertot.v index bcf222f92..29171aed9 100644 --- a/test-suite/micromega/bertot.v +++ b/test-suite/micromega/bertot.v @@ -11,6 +11,8 @@ Require Import Psatz. Open Scope Z_scope. + + Goal (forall x y n, ( ~ x < n /\ x <= n /\ 2 * y = x*(x+1) -> 2 * y = n*(n+1)) /\ diff --git a/test-suite/micromega/qexample.v b/test-suite/micromega/qexample.v index 47e6005b9..d001e8f7f 100644 --- a/test-suite/micromega/qexample.v +++ b/test-suite/micromega/qexample.v @@ -6,32 +6,29 @@ (* *) (************************************************************************) -Require Import Psatz. +Require Import Lqa. Require Import QArith. Lemma plus_minus : forall x y, 0 == x + y -> 0 == x -y -> 0 == x /\ 0 == y. Proof. intros. - psatzl Q. + lra. Qed. - - - (* Other (simple) examples *) Open Scope Q_scope. Lemma binomial : forall x y:Q, ((x+y)^2 == x^2 + (2 # 1) *x*y + y^2). Proof. intros. - psatzl Q. + lra. Qed. Lemma hol_light19 : forall m n, (2 # 1) * m + n == (n + m) + m. Proof. - intros ; psatzl Q. + intros ; lra. Qed. Open Scope Z_scope. Open Scope Q_scope. @@ -60,7 +57,11 @@ Lemma vcgen_25 : forall (( 1# 1) == (-2 # 1) * i + it). Proof. intros. - psatzl Q. + lra. +Qed. + +Goal forall x : Q, x * x >= 0. + intro; nra. Qed. Goal forall x, -x^2 >= 0 -> x - 1 >= 0 -> False. diff --git a/test-suite/micromega/rexample.v b/test-suite/micromega/rexample.v index 2eed7e951..bd5227010 100644 --- a/test-suite/micromega/rexample.v +++ b/test-suite/micromega/rexample.v @@ -6,16 +6,22 @@ (* *) (************************************************************************) -Require Import Psatz. +Require Import Lra. Require Import Reals. Open Scope R_scope. + +Lemma cst_test : 5^5 = 5 * 5 * 5 *5 *5. +Proof. + lra. +Qed. + Lemma yplus_minus : forall x y, 0 = x + y -> 0 = x -y -> 0 = x /\ 0 = y. Proof. intros. - psatzl R. + lra. Qed. (* Other (simple) examples *) @@ -23,13 +29,13 @@ Qed. Lemma binomial : forall x y, ((x+y)^2 = x^2 + 2 *x*y + y^2). Proof. intros. - psatzl R. + lra. Qed. Lemma hol_light19 : forall m n, 2 * m + n = (n + m) + m. Proof. - intros ; psatzl R. + intros ; lra. Qed. @@ -57,7 +63,7 @@ Lemma vcgen_25 : forall (( 1 ) = (-2 ) * i + it). Proof. intros. - psatzl R. + lra. Qed. Goal forall x, -x^2 >= 0 -> x - 1 >= 0 -> False. @@ -72,5 +78,11 @@ Proof. Qed. Lemma l1 : forall x y z : R, Rabs (x - z) <= Rabs (x - y) + Rabs (y - z). -intros; split_Rabs; psatzl R. -Qed.
\ No newline at end of file +intros; split_Rabs; lra. +Qed. + +(* Bug 5073 *) +Lemma opp_eq_0_iff a : -a = 0 <-> a = 0. +Proof. + lra. +Qed. diff --git a/test-suite/micromega/square.v b/test-suite/micromega/square.v index 8767f6874..abf8be72e 100644 --- a/test-suite/micromega/square.v +++ b/test-suite/micromega/square.v @@ -53,8 +53,7 @@ Qed. Theorem sqrt2_not_rational : ~exists x:Q, x^2==2#1. Proof. - unfold Qeq; intros [x]; simpl (Qden (2#1)); rewrite Z.mul_1_r. - intros HQeq. + unfold Qeq; intros (x,HQeq); simpl (Qden (2#1)) in HQeq; rewrite Z.mul_1_r in HQeq. assert (Heq : (Qnum x ^ 2 = 2 * ' Qden x ^ 2%Q)%Z) by (rewrite QnumZpower in HQeq ; rewrite QdenZpower in HQeq ; auto). assert (Hnx : (Qnum x <> 0)%Z) diff --git a/test-suite/micromega/zomicron.v b/test-suite/micromega/zomicron.v index 0ec1dbfbc..239bc6936 100644 --- a/test-suite/micromega/zomicron.v +++ b/test-suite/micromega/zomicron.v @@ -8,9 +8,10 @@ Proof. lia. Qed. + Lemma two_x_y_eq_1 : forall x y, 2 * x + 2 * y = 1 -> False. Proof. - intros. + intros. lia. Qed. @@ -20,6 +21,12 @@ Proof. lia. Qed. +Lemma unused : forall x y, y >= 0 /\ x = 1 -> x = 1. +Proof. + intros x y. + lia. +Qed. + Lemma omega_nightmare : forall x y, 27 <= 11 * x + 13 * y <= 45 -> -10 <= 7 * x - 9 * y <= 4 -> False. Proof. intros ; intuition auto. @@ -33,4 +40,53 @@ Lemma compact_proof : forall z, Proof. intros. lia. -Qed.
\ No newline at end of file +Qed. + +Lemma dummy_ex : exists (x:Z), x = x. +Proof. + eexists. + lia. + Unshelve. + exact Z0. +Qed. + +Lemma unused_concl : forall x, + False -> x > 0 -> x < 0. +Proof. + intro. + lia. +Qed. + +Lemma unused_concl_match : forall (x:Z), + False -> match x with + | Z0 => True + | _ => x = x + end. +Proof. + intros. + lia. +Qed. + +Lemma fresh : forall (__arith : Prop), + __arith -> True. +Proof. + intros. + lia. +Qed. + +Class Foo {x : Z} := { T : Type ; dec : T -> Z }. +Goal forall bound {F : @Foo bound} (x y : T), 0 <= dec x < bound -> 0 <= dec y +< bound -> dec x + dec y >= bound -> dec x + dec y < 2 * bound. +Proof. + intros. + lia. +Qed. + +(* Bug 5073 *) +Lemma opp_eq_0_iff a : -a = 0 <-> a = 0. +Proof. + lia. +Qed. + + + diff --git a/test-suite/output-modulo-time/ltacprof.out b/test-suite/output-modulo-time/ltacprof.out new file mode 100644 index 000000000..cc04c2c9b --- /dev/null +++ b/test-suite/output-modulo-time/ltacprof.out @@ -0,0 +1,12 @@ +total time: 1.528s + + tactic local total calls max +────────────────────────────────────────┴──────┴──────┴───────┴─────────┘ +─sleep' -------------------------------- 100.0% 100.0% 1 1.528s +─constructor --------------------------- 0.0% 0.0% 1 0.000s + + tactic local total calls max +────────────────────────────────────────┴──────┴──────┴───────┴─────────┘ +─sleep' -------------------------------- 100.0% 100.0% 1 1.528s +─constructor --------------------------- 0.0% 0.0% 1 0.000s + diff --git a/test-suite/output-modulo-time/ltacprof.v b/test-suite/output-modulo-time/ltacprof.v new file mode 100644 index 000000000..6611db70e --- /dev/null +++ b/test-suite/output-modulo-time/ltacprof.v @@ -0,0 +1,8 @@ +(* -*- coq-prog-args: ("-emacs" "-profile-ltac-cutoff" "0.0") -*- *) +Ltac sleep' := do 100 (do 100 (do 100 idtac)). +Ltac sleep := sleep'. + +Theorem x : True. +Proof. + idtac. idtac. sleep. constructor. +Defined. diff --git a/test-suite/output-modulo-time/ltacprof_cutoff.out b/test-suite/output-modulo-time/ltacprof_cutoff.out new file mode 100644 index 000000000..0cd5777cc --- /dev/null +++ b/test-suite/output-modulo-time/ltacprof_cutoff.out @@ -0,0 +1,31 @@ +total time: 1.584s + + tactic local total calls max +────────────────────────────────────────┴──────┴──────┴───────┴─────────┘ +─foo2 ---------------------------------- 0.0% 100.0% 1 1.584s +─sleep --------------------------------- 100.0% 100.0% 3 0.572s +─foo1 ---------------------------------- 0.0% 63.9% 1 1.012s + + tactic local total calls max +────────────────────────────────────────┴──────┴──────┴───────┴─────────┘ +─foo2 ---------------------------------- 0.0% 100.0% 1 1.584s +└foo1 ---------------------------------- 0.0% 63.9% 1 1.012s + +total time: 1.584s + + tactic local total calls max +────────────────────────────────────────┴──────┴──────┴───────┴─────────┘ +─sleep --------------------------------- 100.0% 100.0% 3 0.572s +─foo2 ---------------------------------- 0.0% 100.0% 1 1.584s +─foo1 ---------------------------------- 0.0% 63.9% 1 1.012s +─foo0 ---------------------------------- 0.0% 31.3% 1 0.496s + + tactic local total calls max +────────────────────────────────────────┴──────┴──────┴───────┴─────────┘ +─foo2 ---------------------------------- 0.0% 100.0% 1 1.584s + ├─foo1 -------------------------------- 0.0% 63.9% 1 1.012s + │ ├─sleep ----------------------------- 32.6% 32.6% 1 0.516s + │ └─foo0 ------------------------------ 0.0% 31.3% 1 0.496s + │ └sleep ----------------------------- 31.3% 31.3% 1 0.496s + └─sleep ------------------------------- 36.1% 36.1% 1 0.572s + diff --git a/test-suite/output-modulo-time/ltacprof_cutoff.v b/test-suite/output-modulo-time/ltacprof_cutoff.v new file mode 100644 index 000000000..50131470e --- /dev/null +++ b/test-suite/output-modulo-time/ltacprof_cutoff.v @@ -0,0 +1,12 @@ +(* -*- coq-prog-args: ("-emacs" "-profile-ltac") -*- *) +Require Coq.ZArith.BinInt. +Ltac sleep := do 50 (idtac; let sleep := (eval vm_compute in Coq.ZArith.BinInt.Z.div_eucl) in idtac). + +Ltac foo0 := idtac; sleep. +Ltac foo1 := sleep; foo0. +Ltac foo2 := sleep; foo1. +Goal True. + foo2. + Show Ltac Profile CutOff 47. + constructor. +Qed. diff --git a/test-suite/output/Arguments.v b/test-suite/output/Arguments.v index 05eeaac63..bd9240476 100644 --- a/test-suite/output/Arguments.v +++ b/test-suite/output/Arguments.v @@ -17,7 +17,7 @@ Definition fcomp A B C f (g : A -> B) (x : A) : C := f (g x). Arguments fcomp {_ _ _}%type_scope f g x /. About fcomp. Definition volatile := fun x : nat => x. -Arguments volatile /. +Arguments volatile / _. About volatile. Set Implicit Arguments. Section S1. diff --git a/test-suite/output/ArgumentsScope.v b/test-suite/output/ArgumentsScope.v index 1ff53294e..3a90cb79d 100644 --- a/test-suite/output/ArgumentsScope.v +++ b/test-suite/output/ArgumentsScope.v @@ -11,11 +11,11 @@ About b. About negb''. About negb'. About negb. -Global Arguments Scope negb'' [ _ ]. -Global Arguments Scope negb' [ _ ]. -Global Arguments Scope negb [ _ ]. -Global Arguments Scope a [ _ ]. -Global Arguments Scope b [ _ ]. +Global Arguments negb'' _ : clear scopes. +Global Arguments negb' _ : clear scopes. +Global Arguments negb _ : clear scopes. +Global Arguments a _ : clear scopes. +Global Arguments b _ : clear scopes. About a. About b. About negb. diff --git a/test-suite/output/Arguments_renaming.out b/test-suite/output/Arguments_renaming.out index 1e3cc37df..1633ad976 100644 --- a/test-suite/output/Arguments_renaming.out +++ b/test-suite/output/Arguments_renaming.out @@ -1,13 +1,26 @@ +File "stdin", line 1, characters 0-36: +Warning: Ignoring rename of x into y. Only implicit arguments can be renamed. +[arguments-ignore-rename-nonimpl,vernacular] The command has indeed failed with message: Error: To rename arguments the "rename" flag must be specified. Argument A renamed to B. -The command has indeed failed with message: -Error: To rename arguments the "rename" flag must be specified. -Argument A renamed to T. +File "stdin", line 2, characters 0-25: +Warning: Ignoring rename of A into T. Only implicit arguments can be renamed. +[arguments-ignore-rename-nonimpl,vernacular] +File "stdin", line 2, characters 0-25: +Warning: This command is just asserting the number and names of arguments of +identity. If this is what you want add ': assert' to silence the warning. If +you want to clear implicit arguments add ': clear implicits'. If you want to +clear notation scopes add ': clear scopes' [arguments-assert,vernacular] +File "stdin", line 4, characters 0-40: +Warning: Ignoring rename of x into y. Only implicit arguments can be renamed. +[arguments-ignore-rename-nonimpl,vernacular] @eq_refl : forall (B : Type) (y : B), y = y -@eq_refl nat - : forall x : nat, x = x +eq_refl + : ?y = ?y +where +?y : [ |- nat] Inductive eq (A : Type) (x : A) : A -> Prop := eq_refl : x = x For eq_refl: Arguments are renamed to B, y @@ -108,6 +121,9 @@ The command has indeed failed with message: Error: Argument z cannot be declared implicit. The command has indeed failed with message: Error: Extra argument y. +File "stdin", line 53, characters 0-26: +Warning: Ignoring rename of x into s. Only implicit arguments can be renamed. +[arguments-ignore-rename-nonimpl,vernacular] The command has indeed failed with message: Error: To rename arguments the "rename" flag must be specified. Argument A renamed to R. diff --git a/test-suite/output/Arguments_renaming.v b/test-suite/output/Arguments_renaming.v index e68fbd69f..e42c98336 100644 --- a/test-suite/output/Arguments_renaming.v +++ b/test-suite/output/Arguments_renaming.v @@ -1,6 +1,6 @@ Fail Arguments eq_refl {B y}, [B] y. -Fail Arguments identity T _ _. -Arguments eq_refl A x. +Arguments identity T _ _. +Arguments eq_refl A x : assert. Arguments eq_refl {B y}, [B] y : rename. Check @eq_refl. diff --git a/test-suite/output/Binder.out b/test-suite/output/Binder.out new file mode 100644 index 000000000..34558e9a6 --- /dev/null +++ b/test-suite/output/Binder.out @@ -0,0 +1,8 @@ +foo = fun '(x, y) => x + y + : nat * nat -> nat +forall '(a, b), a /\ b + : Prop +foo = λ '(x, y), x + y + : nat * nat → nat +∀ '(a, b), a ∧ b + : Prop diff --git a/test-suite/output/Binder.v b/test-suite/output/Binder.v new file mode 100644 index 000000000..9aced9f66 --- /dev/null +++ b/test-suite/output/Binder.v @@ -0,0 +1,7 @@ +Definition foo '(x,y) := x + y. +Print foo. +Check forall '(a,b), a /\ b. + +Require Import Utf8. +Print foo. +Check forall '(a,b), a /\ b. diff --git a/test-suite/output/Cases.out b/test-suite/output/Cases.out index 09f032d47..2b828d382 100644 --- a/test-suite/output/Cases.out +++ b/test-suite/output/Cases.out @@ -6,6 +6,8 @@ fix F (t : t) : P t := end : forall P : t -> Type, (let x := t in forall x0 : x, P x0 -> P (k x0)) -> forall t : t, P t + +Argument scopes are [function_scope function_scope _] = fun d : TT => match d with | @CTT _ _ b => b end @@ -24,7 +26,7 @@ match Nat.eq_dec x y with end : forall (x y : nat) (P : nat -> Type), P x -> P y -> P y -Argument scopes are [nat_scope nat_scope _ _ _] +Argument scopes are [nat_scope nat_scope function_scope _ _] foo = fix foo (A : Type) (l : list A) {struct l} : option A := match l with @@ -48,8 +50,8 @@ f = fun H : B => match H with | AC x => - (let b0 := b in - if b0 as b return (P b -> True) + let b0 := b in + (if b0 as b return (P b -> True) then fun _ : P true => Logic.I else fun _ : P false => Logic.I) x end diff --git a/test-suite/output/Cases.v b/test-suite/output/Cases.v index 4116a5ebc..3c2eaf42c 100644 --- a/test-suite/output/Cases.v +++ b/test-suite/output/Cases.v @@ -66,14 +66,14 @@ Print foo'. (* Was bug #3293 (eta-expansion at "match" printing time was failing because of let-in's interpreted as being part of the expansion) *) -Variable b : bool. -Variable P : bool -> Prop. +Axiom b : bool. +Axiom P : bool -> Prop. Inductive B : Prop := AC : P b -> B. Definition f : B -> True. Proof. -intros []. -destruct b as [|] ; intros _ ; exact Logic.I. +intros [x]. +destruct b as [|] ; exact Logic.I. Defined. Print f. diff --git a/test-suite/output/Errors.out b/test-suite/output/Errors.out index df8c3e650..06a6b2d15 100644 --- a/test-suite/output/Errors.out +++ b/test-suite/output/Errors.out @@ -6,4 +6,5 @@ The command has indeed failed with message: In nested Ltac calls to "f" and "apply x", last call failed. Unable to unify "nat" with "True". The command has indeed failed with message: +Ltac call to "instantiate ( (ident) := (lglob) )" failed. Error: Instance is not well-typed in the environment of ?x. diff --git a/test-suite/output/InitSyntax.out b/test-suite/output/InitSyntax.out index bbfd3405a..c17c63e72 100644 --- a/test-suite/output/InitSyntax.out +++ b/test-suite/output/InitSyntax.out @@ -4,7 +4,8 @@ Inductive sig2 (A : Type) (P Q : A -> Prop) : Type := For sig2: Argument A is implicit For exist2: Argument A is implicit For sig2: Argument scopes are [type_scope type_scope type_scope] -For exist2: Argument scopes are [type_scope _ _ _ _ _] +For exist2: Argument scopes are [type_scope function_scope function_scope _ _ + _] exists x : nat, x = x : Prop fun b : bool => if b then b else b diff --git a/test-suite/output/Notations.v b/test-suite/output/Notations.v index adba688e6..2ccca829d 100644 --- a/test-suite/output/Notations.v +++ b/test-suite/output/Notations.v @@ -133,8 +133,7 @@ Fail Notation "( x , y , .. , z )" := (pair x (pair y z)). Fail Notation "( x , y , .. , z )" := (pair x .. (pair y w) ..). (* Right-unbound variable *) -(* Now allowed with an only parsing restriction *) -Notation "( x , y , .. , z )" := (pair y .. (pair z 0) ..). +Notation "( x , y , .. , z )" := (pair y .. (pair z 0) ..) (only parsing). (* Not the right kind of recursive pattern *) Fail Notation "( x , y , .. , z )" := (ex (fun z => .. (ex (fun y => x)) ..)). diff --git a/test-suite/output/Notations2.out b/test-suite/output/Notations2.out index 13ed7816d..5541ccf57 100644 --- a/test-suite/output/Notations2.out +++ b/test-suite/output/Notations2.out @@ -12,7 +12,7 @@ let '(a, _, _) := (2, 3, 4) in a : nat exists myx y : bool, myx = y : Prop -fun (P : nat -> nat -> Prop) (x : nat) => exists x0, P x x0 +fun (P : nat -> nat -> Prop) (x : nat) => exists y, P x y : (nat -> nat -> Prop) -> nat -> Prop ∃ n p : nat, n + p = 0 : Prop @@ -54,5 +54,9 @@ end : ∀ x : nat, x <= 0 -> {x0 : nat | x <= x0} exist (Q x) y conj : {x0 : A | Q x x0} +% i + : nat -> nat +% j + : nat -> nat {1, 2} : nat -> Prop diff --git a/test-suite/output/Notations2.v b/test-suite/output/Notations2.v index 3f3945052..1d8278c08 100644 --- a/test-suite/output/Notations2.v +++ b/test-suite/output/Notations2.v @@ -107,6 +107,11 @@ Check fun x (H:le x 0) => exist (le x) 0 H. Parameters (A : Set) (x y : A) (Q : A -> A -> Prop) (conj : Q x y). Check (exist (Q x) y conj). +(* Check bug #4854 *) +Notation "% i" := (fun i : nat => i) (at level 0, i ident). +Check %i. +Check %j. + (* Check bug raised on coq-club on Sep 12, 2016 *) Notation "{ x , y , .. , v }" := (fun a => (or .. (or (a = x) (a = y)) .. (a = v))). diff --git a/test-suite/output/Notations3.out b/test-suite/output/Notations3.out new file mode 100644 index 000000000..360f37967 --- /dev/null +++ b/test-suite/output/Notations3.out @@ -0,0 +1,100 @@ +[<0, 2 >] + : nat * nat * (nat * nat) +[<0, 2 >] + : nat * nat * (nat * nat) +(0, 2, (2, 2)) + : nat * nat * (nat * nat) +pair (pair O (S (S O))) (pair (S (S O)) O) + : prod (prod nat nat) (prod nat nat) +<< 0, 2, 4 >> + : nat * nat * nat * (nat * (nat * nat)) +<< 0, 2, 4 >> + : nat * nat * nat * (nat * (nat * nat)) +(0, 2, 4, (2, (2, 0))) + : nat * nat * nat * (nat * (nat * nat)) +(0, 2, 4, (0, (2, 4))) + : nat * nat * nat * (nat * (nat * nat)) +pair (pair (pair O (S (S O))) (S (S (S (S O))))) + (pair (S (S (S (S O)))) (pair (S (S O)) O)) + : prod (prod (prod nat nat) nat) (prod nat (prod nat nat)) +ETA x y : nat, Nat.add + : nat -> nat -> nat +ETA x y : nat, Nat.add + : nat -> nat -> nat +ETA x y : nat, Nat.add + : nat -> nat -> nat +fun x y : nat => Nat.add x y + : forall (_ : nat) (_ : nat), nat +ETA x y : nat, le_S + : forall x y : nat, x <= y -> x <= S y +fun f : forall x : nat * (bool * unit), ?T => CURRY (x : nat) (y : bool), f + : (forall x : nat * (bool * unit), ?T) -> + forall (x : nat) (y : bool), ?T@{x:=(x, (y, tt))} +where +?T : [x : nat * (bool * unit) |- Type] +fun f : forall x : bool * (nat * unit), ?T => +CURRYINV (x : nat) (y : bool), f + : (forall x : bool * (nat * unit), ?T) -> + forall (x : nat) (y : bool), ?T@{x:=(y, (x, tt))} +where +?T : [x : bool * (nat * unit) |- Type] +fun f : forall x : unit * nat * bool, ?T => CURRYLEFT (x : nat) (y : bool), f + : (forall x : unit * nat * bool, ?T) -> + forall (x : nat) (y : bool), ?T@{x:=(tt, x, y)} +where +?T : [x : unit * nat * bool |- Type] +fun f : forall x : unit * bool * nat, ?T => +CURRYINVLEFT (x : nat) (y : bool), f + : (forall x : unit * bool * nat, ?T) -> + forall (x : nat) (y : bool), ?T@{x:=(tt, y, x)} +where +?T : [x : unit * bool * nat |- Type] +forall n : nat, {#n | 1 > n} + : Prop +forall x : nat, {|x | x > 0|} + : Prop +exists2 x : nat, x = 1 & x = 2 + : Prop +fun n : nat => +foo2 n (fun x y z : nat => (fun _ _ _ : nat => x + y + z = 0) z y x) + : nat -> Prop +fun n : nat => +foo2 n (fun a b c : nat => (fun _ _ _ : nat => a + b + c = 0) c b a) + : nat -> Prop +fun n : nat => +foo2 n (fun n0 y z : nat => (fun _ _ _ : nat => n0 + y + z = 0) z y n0) + : nat -> Prop +fun n : nat => +foo2 n (fun x n0 z : nat => (fun _ _ _ : nat => x + n0 + z = 0) z n0 x) + : nat -> Prop +fun n : nat => +foo2 n (fun x y n0 : nat => (fun _ _ _ : nat => x + y + n0 = 0) n0 y x) + : nat -> Prop +fun n : nat => {|n, y | fun _ _ _ : nat => n + y = 0 |}_2 + : nat -> Prop +fun n : nat => {|n, y | fun _ _ _ : nat => n + y = 0 |}_2 + : nat -> Prop +fun n : nat => {|n, n0 | fun _ _ _ : nat => n + n0 = 0 |}_2 + : nat -> Prop +fun n : nat => +foo2 n (fun x y z : nat => (fun _ _ _ : nat => x + y + n = 0) z y x) + : nat -> Prop +fun n : nat => +foo2 n (fun x y z : nat => (fun _ _ _ : nat => x + y + n = 0) z y x) + : nat -> Prop +fun n : nat => {|n, fun _ : nat => 0 = 0 |}_3 + : nat -> Prop +fun n : nat => {|n, fun _ : nat => n = 0 |}_3 + : nat -> Prop +fun n : nat => foo3 n (fun x _ : nat => ETA z : nat, (fun _ : nat => x = 0)) + : nat -> Prop +fun n : nat => {|n, fun _ : nat => 0 = 0 |}_4 + : nat -> Prop +fun n : nat => {|n, fun _ : nat => n = 0 |}_4 + : nat -> Prop +fun n : nat => foo4 n (fun _ _ : nat => ETA z : nat, (fun _ : nat => z = 0)) + : nat -> Prop +fun n : nat => foo4 n (fun _ y : nat => ETA z : nat, (fun _ : nat => y = 0)) + : nat -> Prop +tele (t : Type) '(y, z) (x : t0) := tt + : forall t : Type, nat * nat -> t -> fpack diff --git a/test-suite/output/Notations3.v b/test-suite/output/Notations3.v new file mode 100644 index 000000000..4b8bfe312 --- /dev/null +++ b/test-suite/output/Notations3.v @@ -0,0 +1,141 @@ +(**********************************************************************) +(* Check printing of notations with several instances of a recursive pattern *) +(* Was wrong but I could not trigger a problem due to the collision between *) +(* different instances of ".." *) + +Notation "[< x , y , .. , z >]" := (pair (.. (pair x y) ..) z,pair y ( .. (pair z x) ..)). +Check [<0,2>]. +Check ((0,2),(2,0)). +Check ((0,2),(2,2)). +Unset Printing Notations. +Check [<0,2>]. +Set Printing Notations. + +Notation "<< x , y , .. , z >>" := ((.. (x,y) .., z),(z, .. (y,x) ..)). +Check <<0,2,4>>. +Check (((0,2),4),(4,(2,0))). +Check (((0,2),4),(2,(2,0))). +Check (((0,2),4),(0,(2,4))). +Unset Printing Notations. +Check <<0,2,4>>. +Set Printing Notations. + +(**********************************************************************) +(* Check notations with recursive notations both in binders and terms *) + +Notation "'ETA' x .. y , f" := + (fun x => .. (fun y => (.. (f x) ..) y ) ..) + (at level 200, x binder, y binder). +Check ETA (x:nat) (y:nat), Nat.add. +Check ETA (x y:nat), Nat.add. +Check ETA x y, Nat.add. +Unset Printing Notations. +Check ETA (x:nat) (y:nat), Nat.add. +Set Printing Notations. +Check ETA x y, le_S. + +Notation "'CURRY' x .. y , f" := (fun x => .. (fun y => f (x, .. (y,tt) ..)) ..) + (at level 200, x binder, y binder). +Check fun f => CURRY (x:nat) (y:bool), f. + +Notation "'CURRYINV' x .. y , f" := (fun x => .. (fun y => f (y, .. (x,tt) ..)) ..) + (at level 200, x binder, y binder). +Check fun f => CURRYINV (x:nat) (y:bool), f. + +Notation "'CURRYLEFT' x .. y , f" := (fun x => .. (fun y => f (.. (tt,x) .., y)) ..) + (at level 200, x binder, y binder). +Check fun f => CURRYLEFT (x:nat) (y:bool), f. + +Notation "'CURRYINVLEFT' x .. y , f" := (fun x => .. (fun y => f (.. (tt,y) .., x)) ..) + (at level 200, x binder, y binder). +Check fun f => CURRYINVLEFT (x:nat) (y:bool), f. + +(**********************************************************************) +(* Notations with variables bound both as a term and as a binder *) +(* This is #4592 *) + +Notation "{# x | P }" := (ex2 (fun y => x = y) (fun x => P)). +Check forall n:nat, {# n | 1 > n}. + +Parameter foo : forall {T}(x : T)(P : T -> Prop), Prop. +Notation "{| x | P |}" := (foo x (fun x => P)). +Check forall x:nat, {| x | x > 0 |}. + +Check ex2 (fun x => x=1) (fun x0 => x0=2). + +(* Other tests about alpha-conversions: the following notation + contains all three kinds of bindings: + + - x is bound in the lhs as a term and a binder: its name is forced + by its position as a term; it can bind variables in P + - y is bound in the lhs as a binder only: its name is given by its + name as a binder in the term to display; it can bind variables in P + - z is a binder local to the rhs; it cannot bind a variable in P +*) + +Parameter foo2 : forall {T}(x : T)(P : T -> T -> T -> Prop), Prop. +Notation "{| x , y | P |}_2" := (foo2 x (fun x y z => P z y x)). + +(* Not printable: z (resp c, n) occurs in P *) +Check fun n => foo2 n (fun x y z => (fun _ _ _ => x+y+z=0) z y x). +Check fun n => foo2 n (fun a b c => (fun _ _ _ => a+b+c=0) c b a). +Check fun n => foo2 n (fun n y z => (fun _ _ _ => n+y+z=0) z y n). +Check fun n => foo2 n (fun x n z => (fun _ _ _ => x+n+z=0) z n x). +Check fun n => foo2 n (fun x y n => (fun _ _ _ => x+y+n=0) n y x). + +(* Printable *) +Check fun n => foo2 n (fun x y z => (fun _ _ _ => x+y=0) z y x). +Check fun n => foo2 n (fun n y z => (fun _ _ _ => n+y=0) z y n). +Check fun n => foo2 n (fun x n z => (fun _ _ _ => x+n=0) z n x). + +(* Not printable: renaming x into n would bind the 2nd occurrence of n *) +Check fun n => foo2 n (fun x y z => (fun _ _ _ => x+y+n=0) z y x). +Check fun n => foo2 n (fun x y z => (fun _ _ _ => x+y+n=0) z y x). + +(* Other tests *) +Parameter foo3 : forall {T}(x : T)(P : T -> T -> T -> Prop), Prop. +Notation "{| x , P |}_3" := (foo3 x (fun x x x => P x)). + +(* Printable *) +Check fun n : nat => foo3 n (fun x y z => (fun _ => 0=0) z). +Check fun n => foo3 n (fun x y z => (fun _ => z=0) z). + +(* Not printable: renaming z in n would hide the renaming of x into n *) +Check fun n => foo3 n (fun x y z => (fun _ => x=0) z). + +(* Other tests *) +Parameter foo4 : forall {T}(x : T)(P : T -> T -> T -> Prop), Prop. +Notation "{| x , P |}_4" := (foo4 x (fun x _ z => P z)). + +(* Printable *) +Check fun n : nat => foo4 n (fun x y z => (fun _ => 0=0) z). +Check fun n => foo4 n (fun x y z => (fun _ => x=0) z). + +(* Not printable: y, z not allowed to occur in P *) +Check fun n => foo4 n (fun x y z => (fun _ => z=0) z). +Check fun n => foo4 n (fun x y z => (fun _ => y=0) z). + +(**********************************************************************) +(* Test printing of #4932 *) + +Inductive ftele : Type := +| fb {T:Type} : T -> ftele +| fr {T} : (T -> ftele) -> ftele. + +Fixpoint args ftele : Type := + match ftele with + | fb _ => unit + | fr f => sigT (fun t => args (f t)) + end. + +Definition fpack := sigT args. +Definition pack fp fa : fpack := existT _ fp fa. + +Notation "'tele' x .. z := b" := + (fun x => .. (fun z => + pack (fr (fun x => .. ( fr (fun z => fb b) ) .. ) ) + (existT _ x .. (existT _ z tt) .. ) + ) ..) + (at level 85, x binder, z binder). + +Check tele (t:Type) '((y,z):nat*nat) (x:t) := tt. diff --git a/test-suite/output/PatternsInBinders.out b/test-suite/output/PatternsInBinders.out new file mode 100644 index 000000000..c012a86b0 --- /dev/null +++ b/test-suite/output/PatternsInBinders.out @@ -0,0 +1,39 @@ +swap = fun '(x, y) => (y, x) + : A * B -> B * A +fun '(x, y) => (y, x) + : A * B -> B * A +forall '(x, y), swap (x, y) = (y, x) + : Prop +proj_informative = fun '(exist _ x _) => x : A + : {x : A | P x} -> A +foo = fun '(Bar n b tt p) => if b then n + p else n - p + : Foo -> nat +baz = +fun '(Bar n1 _ tt p1) '(Bar _ _ tt _) => n1 + p1 + : Foo -> Foo -> nat +swap = +fun (A B : Type) '(x, y) => (y, x) + : forall A B : Type, A * B -> B * A + +Arguments A, B are implicit and maximally inserted +Argument scopes are [type_scope type_scope _] +fun (A B : Type) '(x, y) => swap (x, y) = (y, x) + : forall A B : Type, A * B -> Prop +forall (A B : Type) '(x, y), swap (x, y) = (y, x) + : Prop +exists '(x, y), swap (x, y) = (y, x) + : Prop +exists '(x, y) '(z, w), swap (x, y) = (z, w) + : Prop +λ '(x, y), (y, x) + : A * B → B * A +∀ '(x, y), swap (x, y) = (y, x) + : Prop +both_z = +fun pat : nat * nat => +let '(n, p) as pat0 := pat return (F pat0) in (Z n, Z p) : F (n, p) + : forall pat : nat * nat, F pat +fun '(x, y) '(z, t) => swap (x, y) = (z, t) + : A * B -> B * A -> Prop +forall '(x, y) '(z, t), swap (x, y) = (z, t) + : Prop diff --git a/test-suite/output/PatternsInBinders.v b/test-suite/output/PatternsInBinders.v new file mode 100644 index 000000000..fff86d6fa --- /dev/null +++ b/test-suite/output/PatternsInBinders.v @@ -0,0 +1,66 @@ +Require Coq.Unicode.Utf8. + +(** The purpose of this file is to test printing of the destructive + patterns used in binders ([fun] and [forall]). *) + +Parameters (A B : Type) (P:A->Prop). + +Definition swap '((x,y) : A*B) := (y,x). +Print swap. + +Check fun '((x,y) : A*B) => (y,x). + +Check forall '(x,y), swap (x,y) = (y,x). + +Definition proj_informative '(exist _ x _ : { x:A | P x }) : A := x. +Print proj_informative. + +Inductive Foo := Bar : nat -> bool -> unit -> nat -> Foo. +Definition foo '(Bar n b tt p) := + if b then n+p else n-p. +Print foo. + +Definition baz '(Bar n1 b1 tt p1) '(Bar n2 b2 tt p2) := n1+p1. +Print baz. + +Module WithParameters. + +Definition swap {A B} '((x,y) : A*B) := (y,x). +Print swap. + +Check fun (A B:Type) '((x,y) : A*B) => swap (x,y) = (y,x). +Check forall (A B:Type) '((x,y) : A*B), swap (x,y) = (y,x). + +Check exists '((x,y):A*A), swap (x,y) = (y,x). +Check exists '((x,y):A*A) '(z,w), swap (x,y) = (z,w). + +End WithParameters. + +(** Some test involving unicode notations. *) +Module WithUnicode. + + Import Coq.Unicode.Utf8. + + Check λ '((x,y) : A*B), (y,x). + Check ∀ '(x,y), swap (x,y) = (y,x). + +End WithUnicode. + +(** * Suboptimal printing *) + +Module Suboptimal. + +(** This test shows an example which exposes the [let] introduced by + the pattern notation in binders. *) + +Inductive Fin (n:nat) := Z : Fin n. +Definition F '(n,p) : Type := (Fin n * Fin p)%type. +Definition both_z '(n,p) : F (n,p) := (Z _,Z _). +Print both_z. + +(** These tests show examples which do not factorize binders *) + +Check fun '((x,y) : A*B) '(z,t) => swap (x,y) = (z,t). +Check forall '(x,y) '((z,t) : B*A), swap (x,y) = (z,t). + +End Suboptimal. diff --git a/test-suite/output/PrintInfos.out b/test-suite/output/PrintInfos.out index ba076f050..1307a8f26 100644 --- a/test-suite/output/PrintInfos.out +++ b/test-suite/output/PrintInfos.out @@ -2,7 +2,7 @@ existT : forall (A : Type) (P : A -> Type) (x : A), P x -> {x : A & P x} existT is template universe polymorphic Argument A is implicit -Argument scopes are [type_scope _ _ _] +Argument scopes are [type_scope function_scope _ _] Expands to: Constructor Coq.Init.Specif.existT Inductive sigT (A : Type) (P : A -> Type) : Type := existT : forall x : A, P x -> {x : A & P x} @@ -10,7 +10,7 @@ Inductive sigT (A : Type) (P : A -> Type) : Type := For sigT: Argument A is implicit For existT: Argument A is implicit For sigT: Argument scopes are [type_scope type_scope] -For existT: Argument scopes are [type_scope _ _ _] +For existT: Argument scopes are [type_scope function_scope _ _] existT : forall (A : Type) (P : A -> Type) (x : A), P x -> {x : A & P x} Argument A is implicit @@ -66,14 +66,6 @@ For le_S: Argument n is implicit and maximally inserted For le: Argument scopes are [nat_scope nat_scope] For le_n: Argument scope is [nat_scope] For le_S: Argument scopes are [nat_scope nat_scope _] -Inductive le (n : nat) : nat -> Prop := - le_n : n <= n | le_S : forall m : nat, n <= m -> n <= S m - -For le_S: Argument m is implicit -For le_S: Argument n is implicit and maximally inserted -For le: Argument scopes are [nat_scope nat_scope] -For le_n: Argument scope is [nat_scope] -For le_S: Argument scopes are [nat_scope nat_scope _] comparison : Set Expands to: Inductive Coq.Init.Datatypes.comparison @@ -92,19 +84,6 @@ Expanded type for implicit arguments bar : forall x : nat, x = 0 Argument x is implicit and maximally inserted -bar : foo - -Expanded type for implicit arguments -bar : forall x : nat, x = 0 - -Argument x is implicit and maximally inserted -Expands to: Constant Top.bar -*** [ bar : foo ] - -Expanded type for implicit arguments -bar : forall x : nat, x = 0 - -Argument x is implicit and maximally inserted Module Coq.Init.Peano Notation existS2 := existT2 Expands to: Notation Coq.Init.Specif.existS2 @@ -117,15 +96,6 @@ For eq_refl, when applied to 1 argument: Argument A is implicit and maximally inserted For eq: Argument scopes are [type_scope _ _] For eq_refl: Argument scopes are [type_scope _] -Inductive eq (A : Type) (x : A) : A -> Prop := eq_refl : x = x - -For eq: Argument A is implicit and maximally inserted -For eq_refl, when applied to no arguments: - Arguments A, x are implicit and maximally inserted -For eq_refl, when applied to 1 argument: - Argument A is implicit and maximally inserted -For eq: Argument scopes are [type_scope _ _] -For eq_refl: Argument scopes are [type_scope _] n:nat Hypothesis of the goal context. diff --git a/test-suite/output/PrintInfos.v b/test-suite/output/PrintInfos.v index 3c623346b..08918981a 100644 --- a/test-suite/output/PrintInfos.v +++ b/test-suite/output/PrintInfos.v @@ -12,10 +12,7 @@ Print Implicit Nat.add. About plus_n_O. -Implicit Arguments le_S [[n] m]. -Print le_S. - -Arguments le_S {n} [m] _. (* Test new syntax *) +Arguments le_S {n} [m] _. Print le_S. About comparison. @@ -23,21 +20,15 @@ Print comparison. Definition foo := forall x, x = 0. Parameter bar : foo. -Implicit Arguments bar [x]. -About bar. -Print bar. -Arguments bar [x]. (* Test new syntax *) +Arguments bar [x]. About bar. Print bar. About Peano. (* Module *) About existS2. (* Notation *) -Implicit Arguments eq_refl [[A] [x]] [[A]]. -Print eq_refl. - -Arguments eq_refl {A} {x}, {A} x. (* Test new syntax *) +Arguments eq_refl {A} {x}, {A} x. Print eq_refl. diff --git a/test-suite/output/PrintModule.out b/test-suite/output/PrintModule.out index db464fd07..751d5fcc4 100644 --- a/test-suite/output/PrintModule.out +++ b/test-suite/output/PrintModule.out @@ -2,3 +2,4 @@ Module N : S with Definition T := nat := M Module N : S with Module T := K := M +Module Type Func = Funsig (T0:Test) Sig Parameter x : T0.t. End diff --git a/test-suite/output/PrintModule.v b/test-suite/output/PrintModule.v index 999d9a986..5f30f7cda 100644 --- a/test-suite/output/PrintModule.v +++ b/test-suite/output/PrintModule.v @@ -32,3 +32,19 @@ Module N : S with Module T := K := M. Print Module N. End BAR. + +Module QUX. + +Module Type Test. + Parameter t : Type. +End Test. + +Module Type Func (T:Test). + Parameter x : T.t. +End Func. + +Module Shortest_path (T : Test). +Print Func. +End Shortest_path. + +End QUX. diff --git a/test-suite/output/inference.out b/test-suite/output/inference.out index 4512e2c5c..576fbd7c0 100644 --- a/test-suite/output/inference.out +++ b/test-suite/output/inference.out @@ -6,7 +6,7 @@ fun e : option L => match e with : option L -> option L fun (m n p : nat) (H : S m <= S n + p) => le_S_n m (n + p) H : forall m n p : nat, S m <= S n + p -> m <= n + p -fun n : nat => let x := A n in ?y ?y0 : T n +fun n : nat => let x := A n : T n in ?y ?y0 : T n : forall n : nat, T n where ?y : [n : nat x := A n : T n |- ?T -> T n] diff --git a/test-suite/output/inference.v b/test-suite/output/inference.v index cd9a4a12b..1825db167 100644 --- a/test-suite/output/inference.v +++ b/test-suite/output/inference.v @@ -14,6 +14,7 @@ Definition P (e:option L) := Print P. (* Check that plus is folded even if reduction is involved *) +Set Refolding Reduction. Check (fun m n p (H : S m <= (S n) + p) => le_S_n _ _ H). diff --git a/test-suite/output/ltac.out b/test-suite/output/ltac.out index d003c70df..f4254e4e2 100644 --- a/test-suite/output/ltac.out +++ b/test-suite/output/ltac.out @@ -1,2 +1,28 @@ The command has indeed failed with message: Error: Ltac variable y depends on pattern variable name z which is not bound in current context. +Ltac f x y z := + symmetry in x, y; auto with z; auto; intros **; clearbody x; generalize + dependent z +The command has indeed failed with message: +In nested Ltac calls to "g1" and "refine (uconstr)", last call failed. +The term "I" has type "True" while it is expected to have type "False". +The command has indeed failed with message: +In nested Ltac calls to "f1 (constr)" and "refine (uconstr)", last call +failed. +The term "I" has type "True" while it is expected to have type "False". +The command has indeed failed with message: +In nested Ltac calls to "g2 (constr)", "g1" and "refine (uconstr)", last call +failed. +The term "I" has type "True" while it is expected to have type "False". +The command has indeed failed with message: +In nested Ltac calls to "f2", "f1 (constr)" and "refine (uconstr)", last call +failed. +The term "I" has type "True" while it is expected to have type "False". +The command has indeed failed with message: +In nested Ltac calls to "h" and "injection (destruction_arg)", last call +failed. +Error: No primitive equality found. +The command has indeed failed with message: +In nested Ltac calls to "h" and "injection (destruction_arg)", last call +failed. +Error: No primitive equality found. diff --git a/test-suite/output/ltac.v b/test-suite/output/ltac.v index 7e2610c7d..dfa60eeda 100644 --- a/test-suite/output/ltac.v +++ b/test-suite/output/ltac.v @@ -15,3 +15,31 @@ lazymatch goal with | H1 : HT |- _ => idtac end. Abort. + +Ltac f x y z := + symmetry in x, y; + auto with z; + auto; + intros; + clearbody x; + generalize dependent z. + +Print Ltac f. + +(* Error messages *) + +Ltac g1 x := refine x. +Tactic Notation "g2" constr(x) := g1 x. +Tactic Notation "f1" constr(x) := refine x. +Ltac f2 x := f1 x. +Goal False. +Fail g1 I. +Fail f1 I. +Fail g2 I. +Fail f2 I. + +Ltac h x := injection x. +Goal True -> False. +Fail h I. +intro H. +Fail h H. diff --git a/test-suite/output/onlyprinting.out b/test-suite/output/onlyprinting.out new file mode 100644 index 000000000..e0a30fcf6 --- /dev/null +++ b/test-suite/output/onlyprinting.out @@ -0,0 +1,2 @@ +0:-) 0 + : nat diff --git a/test-suite/output/onlyprinting.v b/test-suite/output/onlyprinting.v new file mode 100644 index 000000000..1973385a0 --- /dev/null +++ b/test-suite/output/onlyprinting.v @@ -0,0 +1,5 @@ +Reserved Notation "x :-) y" (at level 50, only printing). + +Notation "x :-) y" := (plus x y). + +Check 0 + 0. diff --git a/test-suite/output/unifconstraints.out b/test-suite/output/unifconstraints.out new file mode 100644 index 000000000..d152052ba --- /dev/null +++ b/test-suite/output/unifconstraints.out @@ -0,0 +1,83 @@ +3 focused subgoals +(shelved: 1) + + ============================ + ?Goal 0 + +subgoal 2 is: + forall n : nat, ?Goal n -> ?Goal (S n) +subgoal 3 is: + nat +unification constraints: + ?Goal ?Goal2 <= + True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier + ?Goal ?Goal2 <= + True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier +3 focused subgoals +(shelved: 1) + + n, m : nat + ============================ + ?Goal@{n:=n; m:=m} 0 + +subgoal 2 is: + forall n0 : nat, ?Goal@{n:=n; m:=m} n0 -> ?Goal@{n:=n; m:=m} (S n0) +subgoal 3 is: + nat +unification constraints: + ?Goal@{n:=n; m:=m} ?Goal2@{n:=n; m:=m} <= + True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier + ?Goal@{n:=n; m:=m} ?Goal2@{n:=n; m:=m} <= + True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier +3 focused subgoals +(shelved: 1) + + m : nat + ============================ + ?Goal1@{m:=m} 0 + +subgoal 2 is: + forall n0 : nat, ?Goal1@{m:=m} n0 -> ?Goal1@{m:=m} (S n0) +subgoal 3 is: + nat +unification constraints: + + n, m : nat |- ?Goal1@{m:=m} ?Goal0@{n:=n; m:=m} <= + True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier + + n, m : nat |- ?Goal1@{m:=m} ?Goal0@{n:=n; m:=m} <= + True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier +3 focused subgoals +(shelved: 1) + + m : nat + ============================ + ?Goal0@{m:=m} 0 + +subgoal 2 is: + forall n0 : nat, ?Goal0@{m:=m} n0 -> ?Goal0@{m:=m} (S n0) +subgoal 3 is: + nat +unification constraints: + + n, m : nat |- ?Goal0@{m:=m} ?Goal2@{n:=n} <= + True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier + + n, m : nat |- ?Goal0@{m:=m} ?Goal2@{n:=n} <= + True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier diff --git a/test-suite/output/unifconstraints.v b/test-suite/output/unifconstraints.v new file mode 100644 index 000000000..c76fc74a0 --- /dev/null +++ b/test-suite/output/unifconstraints.v @@ -0,0 +1,21 @@ +(* Set Printing Existential Instances. *) +Axiom veeryyyyyyyyyyyyloooooooooooooonggidentifier : nat. +Goal True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier. + refine (nat_rect _ _ _ _). + Show. +Admitted. + +Set Printing Existential Instances. +Goal forall n m : nat, True /\ True /\ True \/ + veeryyyyyyyyyyyyloooooooooooooonggidentifier = + veeryyyyyyyyyyyyloooooooooooooonggidentifier. + intros. + refine (nat_rect _ _ _ _). + Show. + clear n. + Show. + 3:clear m. + Show. +Admitted. diff --git a/test-suite/stm/Nijmegen_QArithSternBrocot_Zaux.v b/test-suite/stm/Nijmegen_QArithSternBrocot_Zaux.v index 0d75d52a3..06357cfc2 100644 --- a/test-suite/stm/Nijmegen_QArithSternBrocot_Zaux.v +++ b/test-suite/stm/Nijmegen_QArithSternBrocot_Zaux.v @@ -1902,14 +1902,14 @@ Qed. Lemma Zsgn_15 : forall x y : Z, Zsgn (x * y) = (Zsgn x * Zsgn y)%Z. Proof. - intros [y| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; constructor. + intros [|p1|p1]; [intros y|intros [|p2|p2] ..]; simpl in |- *; constructor. Qed. Lemma Zsgn_16 : forall x y : Z, Zsgn (x * y) = 1%Z -> {(0 < x)%Z /\ (0 < y)%Z} + {(x < 0)%Z /\ (y < 0)%Z}. Proof. - intros [y| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; intro H; + intros [|p1|p1]; [intros y|intros [|p2|p2] ..]; simpl in |- *; intro H; try discriminate H; [ left | right ]; repeat split. Qed. @@ -1917,13 +1917,13 @@ Lemma Zsgn_17 : forall x y : Z, Zsgn (x * y) = (-1)%Z -> {(0 < x)%Z /\ (y < 0)%Z} + {(x < 0)%Z /\ (0 < y)%Z}. Proof. - intros [y| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; intro H; + intros [|p1|p1]; [intros y|intros [|p2|p2] ..]; simpl in |- *; intro H; try discriminate H; [ left | right ]; repeat split. Qed. Lemma Zsgn_18 : forall x y : Z, Zsgn (x * y) = 0%Z -> {x = 0%Z} + {y = 0%Z}. Proof. - intros [y| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; intro H; + intros [|p1|p1]; [intros y|intros [|p2|p2] ..]; simpl in |- *; intro H; try discriminate H; [ left | right | right ]; constructor. Qed. @@ -1932,40 +1932,40 @@ Qed. Lemma Zsgn_19 : forall x y : Z, (0 < Zsgn x + Zsgn y)%Z -> (0 < x + y)%Z. Proof. Proof. - intros [y| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; intro H; + intros [|p1|p1]; [intros y|intros [|p2|p2] ..]; simpl in |- *; intro H; discriminate H || (constructor || apply Zsgn_12; assumption). Qed. Lemma Zsgn_20 : forall x y : Z, (Zsgn x + Zsgn y < 0)%Z -> (x + y < 0)%Z. Proof. Proof. - intros [y| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; intro H; + intros [|p1|p1]; [intros y|intros [|p2|p2] ..]; simpl in |- *; intro H; discriminate H || (constructor || apply Zsgn_11; assumption). Qed. Lemma Zsgn_21 : forall x y : Z, (0 < Zsgn x + Zsgn y)%Z -> (0 <= x)%Z. Proof. - intros [y| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; intros H H0; + intros [|p1|p1]; [intros y|intros [|p2|p2] ..]; simpl in |- *; intros H H0; discriminate H || discriminate H0. Qed. Lemma Zsgn_22 : forall x y : Z, (Zsgn x + Zsgn y < 0)%Z -> (x <= 0)%Z. Proof. Proof. - intros [y| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; intros H H0; + intros [|p1|p1]; [intros y|intros [|p2|p2] ..]; simpl in |- *; intros H H0; discriminate H || discriminate H0. Qed. Lemma Zsgn_23 : forall x y : Z, (0 < Zsgn x + Zsgn y)%Z -> (0 <= y)%Z. Proof. - intros [[| p2| p2]| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; + intros [|p1|p1] [|p2|p2]; simpl in |- *; intros H H0; discriminate H || discriminate H0. Qed. Lemma Zsgn_24 : forall x y : Z, (Zsgn x + Zsgn y < 0)%Z -> (y <= 0)%Z. Proof. - intros [[| p2| p2]| p1 [| p2| p2]| p1 [| p2| p2]]; simpl in |- *; + intros [|p1|p1] [|p2|p2]; simpl in |- *; intros H H0; discriminate H || discriminate H0. Qed. diff --git a/test-suite/success/CaseInClause.v b/test-suite/success/CaseInClause.v index 3679eead7..599b9566c 100644 --- a/test-suite/success/CaseInClause.v +++ b/test-suite/success/CaseInClause.v @@ -20,3 +20,7 @@ Theorem foo : forall (n m : nat) (pf : n = m), match pf in _ = N with | eq_refl => unit end. + +(* Check redundant clause is removed *) +Inductive I : nat * nat -> Type := C : I (0,0). +Check fun x : I (1,1) => match x in I (y,z) return y = z with C => eq_refl end. diff --git a/test-suite/success/Hints.v b/test-suite/success/Hints.v index f934a5c74..89b8bd7ac 100644 --- a/test-suite/success/Hints.v +++ b/test-suite/success/Hints.v @@ -100,8 +100,8 @@ Instance foo f : Proof. Fail Timeout 1 apply _. (* 3.7s *) -Hint Cut [!*; (a_is_b | b_is_c | c_is_d | d_is_e) ; - (a_compose | b_compose | c_compose | d_compose | e_compose)] : typeclass_instances. +Hint Cut [_* (a_is_b | b_is_c | c_is_d | d_is_e) + (a_compose | b_compose | c_compose | d_compose | e_compose)] : typeclass_instances. Timeout 1 Fail apply _. (* 0.06s *) Abort. diff --git a/test-suite/success/Injection.v b/test-suite/success/Injection.v index 25e464d67..da2183841 100644 --- a/test-suite/success/Injection.v +++ b/test-suite/success/Injection.v @@ -4,6 +4,7 @@ Require Eqdep_dec. (* Check that Injection tries Intro until *) +Unset Structural Injection. Lemma l1 : forall x : nat, S x = S (S x) -> False. injection 1. apply n_Sn. @@ -37,6 +38,7 @@ intros. injection H. exact (fun H => H). Qed. +Set Structural Injection. (* Test injection as *) @@ -65,7 +67,13 @@ Qed. Goal (forall x y : nat, x = y -> S x = S y) -> True. intros. einjection (H O). -instantiate (1:=O). +2:instantiate (1:=O). +Abort. + +Goal (forall x y : nat, x = y -> S x = S y) -> True. +intros. +einjection (H O ?[y]) as H0. +instantiate (y:=O). Abort. (* Test the injection intropattern *) @@ -79,12 +87,21 @@ Qed. (* Basic case, using sigT *) Scheme Equality for nat. +Unset Structural Injection. Goal forall n:nat, forall P:nat -> Type, forall H1 H2:P n, existT P n H1 = existT P n H2 -> H1 = H2. intros. injection H. intro H0. exact H0. Abort. +Set Structural Injection. + +Goal forall n:nat, forall P:nat -> Type, forall H1 H2:P n, + existT P n H1 = existT P n H2 -> H1 = H2. +intros. +injection H as H0. +exact H0. +Abort. (* Test injection using K, knowing that an equality is decidable *) (* Basic case, using sigT, with "as" clause *) @@ -118,7 +135,22 @@ intros * [= H]. exact H. Abort. -(* Injection does not projects at positions in Prop... allow it? +(* Test the Keep Proof Equalities option. *) +Set Keep Proof Equalities. +Unset Structural Injection. + +Inductive pbool : Prop := Pbool1 | Pbool2. + +Inductive pbool_shell : Set := Pbsc : pbool -> pbool_shell. + +Goal Pbsc Pbool1 = Pbsc Pbool2 -> True. +injection 1. +match goal with + |- Pbool1 = Pbool2 -> True => idtac | |- True => fail +end. +Abort. + +(* Injection does not project at positions in Prop... allow it? Inductive t (A:Prop) : Set := c : A -> t A. Goal forall p q : True\/True, c _ p = c _ q -> False. diff --git a/test-suite/success/MatchFail.v b/test-suite/success/MatchFail.v index 7069bba43..8462d3627 100644 --- a/test-suite/success/MatchFail.v +++ b/test-suite/success/MatchFail.v @@ -9,14 +9,14 @@ Require Export ZArithRing. Ltac compute_POS := match goal with | |- context [(Zpos (xI ?X1))] => - let v := constr:X1 in - match constr:v with + let v := constr:(X1) in + match constr:(v) with | 1%positive => fail 1 | _ => rewrite (BinInt.Pos2Z.inj_xI v) end | |- context [(Zpos (xO ?X1))] => - let v := constr:X1 in - match constr:v with + let v := constr:(X1) in + match constr:(v) with | 1%positive => fail 1 | _ => rewrite (BinInt.Pos2Z.inj_xO v) end diff --git a/test-suite/success/Notations.v b/test-suite/success/Notations.v index b72a06740..2f7c62972 100644 --- a/test-suite/success/Notations.v +++ b/test-suite/success/Notations.v @@ -107,3 +107,6 @@ Notation traverse_var f l := (traverse (fun l => f l) l). Notation "'intros' x" := (S x) (at level 0). Goal True -> True. intros H. exact H. Qed. + +(* Check absence of collision on ".." in nested notations with ".." *) +Notation "[ a , .. , b ]" := (a, (.. (b,tt) ..)). diff --git a/test-suite/success/Notations2.v b/test-suite/success/Notations2.v new file mode 100644 index 000000000..9505a56e3 --- /dev/null +++ b/test-suite/success/Notations2.v @@ -0,0 +1,92 @@ +(* This file is giving some examples about how implicit arguments and + scopes are treated when using abbreviations or notations, in terms + or patterns, or when using @ and parentheses in terms and patterns. + +The convention is: + +Constant foo with implicit arguments and scopes used in a term or a pattern: + + foo do not deactivate further arguments and scopes + @foo deactivates further arguments and scopes + (foo x) deactivates further arguments and scopes + (@foo x) deactivates further arguments and scopes + +Notations binding to foo: + +# := foo do not deactivate further arguments and scopes +# := @foo deactivates further arguments and scopes +# x := foo x deactivates further arguments and scopes +# x := @foo x deactivates further arguments and scopes + +Abbreviations binding to foo: + +f := foo do not deactivate further arguments and scopes +f := @foo deactivates further arguments and scopes +f x := foo x do not deactivate further arguments and scopes +f x := @foo x do not deactivate further arguments and scopes +*) + +(* One checks that abbreviations and notations in patterns now behave like in terms *) + +Inductive prod' A : Type -> Type := +| pair' (a:A) B (b:B) (c:bool) : prod' A B. +Arguments pair' [A] a%bool_scope [B] b%bool_scope c%bool_scope. +Notation "0" := true : bool_scope. + +(* 1. Abbreviations do not stop implicit arguments to be inserted and scopes to be used *) +Notation c1 x := (pair' x). +Check pair' 0 0 0 : prod' bool bool. +Check (pair' 0) _ 0%bool 0%bool : prod' bool bool. (* parentheses are blocking implicit and scopes *) +Check c1 0 0 0 : prod' bool bool. +Check fun x : prod' bool bool => match x with c1 0 y 0 => 2 | _ => 1 end. + +(* 2. Abbreviations do not stop implicit arguments to be inserted and scopes to be used *) +Notation c2 x := (@pair' _ x). +Check (@pair' _ 0) _ 0%bool 0%bool : prod' bool bool. (* parentheses are blocking implicit and scopes *) +Check c2 0 0 0 : prod' bool bool. +Check fun A (x : prod' bool A) => match x with c2 0 y 0 => 2 | _ => 1 end. +Check fun A (x : prod' bool A) => match x with (@pair' _ 0) _ y 0%bool => 2 | _ => 1 end. + +(* 3. Abbreviations do not stop implicit arguments to be inserted and scopes to be used *) +Notation c3 x := ((@pair') _ x). +Check (@pair') _ 0%bool _ 0%bool 0%bool : prod' bool bool. (* @ is blocking implicit and scopes *) +Check ((@pair') _ 0%bool) _ 0%bool 0%bool : prod' bool bool. (* parentheses and @ are blocking implicit and scopes *) +Check c3 0 0 0 : prod' nat bool. (* First scope is blocked but not the last two scopes *) +Check fun A (x :prod' nat A) => match x with c3 0 y 0 => 2 | _ => 1 end. + +(* 4. Abbreviations do not stop implicit arguments to be inserted and scopes to be used *) +(* unless an atomic @ is given *) +Notation c4 := (@pair'). +Check (@pair') _ 0%bool _ 0%bool 0%bool : prod' bool bool. +Check c4 _ 0%bool _ 0%bool 0%bool : prod' bool bool. +Check fun A (x :prod' bool A) => match x with c4 _ 0%bool _ y 0%bool => 2 | _ => 1 end. +Check fun A (x :prod' bool A) => match x with (@pair') _ 0%bool _ y 0%bool => 2 | _ => 1 end. + +(* 5. Notations stop further implicit arguments to be inserted and scopes to be used *) +Notation "# x" := (pair' x) (at level 0, x at level 1). +Check pair' 0 0 0 : prod' bool bool. +Check # 0 _ 0%bool 0%bool : prod' bool bool. +Check fun A (x :prod' bool A) => match x with # 0 _ y 0%bool => 2 | _ => 1 end. + +(* 6. Notations stop further implicit arguments to be inserted and scopes to be used *) +Notation "## x" := ((@pair') _ x) (at level 0, x at level 1). +Check (@pair') _ 0%bool _ 0%bool 0%bool : prod' bool bool. +Check ((@pair') _ 0%bool) _ 0%bool 0%bool : prod' bool bool. +Check ## 0%bool _ 0%bool 0%bool : prod' bool bool. +Check fun A (x :prod' bool A) => match x with ## 0%bool _ y 0%bool => 2 | _ => 1 end. + +(* 7. Notations stop further implicit arguments to be inserted and scopes to be used *) +Notation "###" := (@pair') (at level 0). +Check (@pair') _ 0%bool _ 0%bool 0%bool : prod' bool bool. +Check ### _ 0%bool _ 0%bool 0%bool : prod' bool bool. +Check fun A (x :prod' bool A) => match x with ### _ 0%bool _ y 0%bool => 2 | _ => 1 end. + +(* 8. Notations w/o @ preserves implicit arguments and scopes *) +Notation "####" := pair' (at level 0). +Check #### 0 0 0 : prod' bool bool. +Check fun A (x :prod' bool A) => match x with #### 0 y 0 => 2 | _ => 1 end. + +(* 9. Notations w/o @ but arguments do not preserve further implicit arguments and scopes *) +Notation "##### x" := (pair' x) (at level 0, x at level 1). +Check ##### 0 _ 0%bool 0%bool : prod' bool bool. +Check fun A (x :prod' bool A) => match x with ##### 0 _ y 0%bool => 2 | _ => 1 end. diff --git a/test-suite/success/PatternsInBinders.v b/test-suite/success/PatternsInBinders.v new file mode 100644 index 000000000..777107915 --- /dev/null +++ b/test-suite/success/PatternsInBinders.v @@ -0,0 +1,67 @@ +(** The purpose of this file is to test functional properties of the + destructive patterns used in binders ([fun] and [forall]). *) + + +Definition swap {A B} '((x,y) : A*B) := (y,x). + +(** Tests the use of patterns in [fun] and [Definition] *) +Section TestFun. + + Variables A B : Type. + + Goal forall (x:A) (y:B), swap (x,y) = (y,x). + Proof. reflexivity. Qed. + + Goal forall u:A*B, swap (swap u) = u. + Proof. destruct u. reflexivity. Qed. + + Goal @swap A B = fun '(x,y) => (y,x). + Proof. reflexivity. Qed. + +End TestFun. + + +(** Tests the use of patterns in [forall] *) +Section TestForall. + + Variables A B : Type. + + Goal forall '((x,y) : A*B), swap (x,y) = (y,x). + Proof. intros [x y]. reflexivity. Qed. + + Goal forall x0:A, exists '((x,y) : A*A), swap (x,y) = (x,y). + Proof. + intros x0. + exists (x0,x0). + reflexivity. + Qed. + +End TestForall. + + + +(** Tests the use of patterns in dependent definitions. *) + +Section TestDependent. + + Inductive Fin (n:nat) := Z : Fin n. + + Definition F '(n,p) : Type := (Fin n * Fin p)%type. + + Definition both_z '(n,p) : F (n,p) := (Z _,Z _). + +End TestDependent. + + +(** Tests with a few other types just to make sure parsing is + robust. *) +Section TestExtra. + + Definition proj_informative {A P} '(exist _ x _ : { x:A | P x }) : A := x. + + Inductive Foo := Bar : nat -> bool -> unit -> nat -> Foo. + + Definition foo '(Bar n b tt p) := + if b then n+p else n-p. + +End TestExtra. diff --git a/test-suite/success/RecTutorial.v b/test-suite/success/RecTutorial.v index 11fbf24d4..d8f804246 100644 --- a/test-suite/success/RecTutorial.v +++ b/test-suite/success/RecTutorial.v @@ -831,7 +831,7 @@ Proof. intro n. apply nat_ind with (P:= fun n => n <> S n). discriminate. - red; intros n0 Hn0 eqn0Sn0;injection eqn0Sn0;trivial. + red; intros n0 Hn0 eqn0Sn0;injection eqn0Sn0;auto. Qed. Definition eq_nat_dec : forall n p:nat , {n=p}+{n <> p}. @@ -1075,8 +1075,8 @@ Proof. apply vector_double_rect. simpl. destruct i; discriminate 1. - destruct i; simpl;auto. - injection 1; injection 2;intros; subst a; subst b; auto. + destruct i; simpl;auto. + injection 1 as ->; injection 1 as ->; auto. Qed. Set Implicit Arguments. diff --git a/test-suite/success/TacticNotation2.v b/test-suite/success/TacticNotation2.v new file mode 100644 index 000000000..cb341b8e1 --- /dev/null +++ b/test-suite/success/TacticNotation2.v @@ -0,0 +1,12 @@ +Tactic Notation "complete" tactic(tac) := tac; fail. + +Ltac f0 := complete (intuition idtac). +(** FIXME: This is badly printed because of bug #3079. + At least we check that it does not fail anomalously. *) +Print Ltac f0. + +Ltac f1 := complete f1. +Print Ltac f1. + +Ltac f2 := complete intuition. +Print Ltac f2. diff --git a/test-suite/success/Typeclasses.v b/test-suite/success/Typeclasses.v index 30a2a7429..3eaa04144 100644 --- a/test-suite/success/Typeclasses.v +++ b/test-suite/success/Typeclasses.v @@ -1,3 +1,42 @@ +Module bt. +Require Import Equivalence. + +Record Equ (A : Type) (R : A -> A -> Prop). +Definition equiv {A} R (e : Equ A R) := R. +Record Refl (A : Type) (R : A -> A -> Prop). +Axiom equ_refl : forall A R (e : Equ A R), Refl _ (@equiv A R e). +Hint Extern 0 (Refl _ _) => unshelve class_apply @equ_refl; [shelve|] : foo. + +Variable R : nat -> nat -> Prop. +Lemma bas : Equ nat R. +Admitted. +Hint Resolve bas : foo. +Hint Extern 1 => match goal with |- (_ -> _ -> Prop) => shelve end : foo. + +Goal exists R, @Refl nat R. + eexists. + Set Typeclasses Debug. + (* Fail solve [unshelve eauto with foo]. *) + Set Typeclasses Debug Verbosity 1. + Test Typeclasses Depth. + solve [typeclasses eauto with foo]. +Qed. + +(* Set Typeclasses Compatibility "8.5". *) +Parameter f : nat -> Prop. +Parameter g : nat -> nat -> Prop. +Parameter h : nat -> nat -> nat -> Prop. +Axiom a : forall x y, g x y -> f x -> f y. +Axiom b : forall x (y : Empty_set), g (fst (x,y)) x. +Axiom c : forall x y z, h x y z -> f x -> f y. +Hint Resolve a b c : mybase. +Goal forall x y z, h x y z -> f x -> f y. + intros. + Set Typeclasses Debug. + typeclasses eauto with mybase. + Unshelve. +Abort. +End bt. Generalizable All Variables. Module mon. @@ -23,8 +62,14 @@ Notation "'return' t" := (unit t). Class A `(e: T) := { a := True }. Class B `(e_: T) := { e := e_; sg_ass :> A e }. -Goal forall `{B T}, a. - intros. exact I. +Set Typeclasses Debug. + +Goal forall `{B T}, Prop. + intros. apply a. +Defined. + +Goal forall `{B T}, Prop. + intros. refine (@a _ _ _). Defined. Class B' `(e_: T) := { e' := e_; sg_ass' :> A e_ }. @@ -57,4 +102,31 @@ Section sec. let's try to get rid of the intermediate constant foo. Surely we can just expand it inline, right? Wrong!: *) Check U (fun x => e x) _. -End sec.
\ No newline at end of file +End sec. + +Module IterativeDeepening. + + Class A. + Class B. + Class C. + + Instance: B -> A | 0. + Instance: C -> A | 0. + Instance: C -> B -> A | 0. + Instance: A -> A | 0. + + Goal C -> A. + intros. + Set Typeclasses Debug. + Fail Timeout 1 typeclasses eauto. + Set Typeclasses Iterative Deepening. + Fail typeclasses eauto 1. + typeclasses eauto 2. + Undo. + Unset Typeclasses Iterative Deepening. + Fail Timeout 1 typeclasses eauto. + Set Typeclasses Iterative Deepening. + typeclasses eauto. + Qed. + +End IterativeDeepening. diff --git a/test-suite/success/bigQ.v b/test-suite/success/bigQ.v new file mode 100644 index 000000000..7fd0cf669 --- /dev/null +++ b/test-suite/success/bigQ.v @@ -0,0 +1,66 @@ +Require Import BigQ. +Import List. + +Definition pi_4_approx_low' := 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+ # 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+. + +Fixpoint numden_Rcontfrac_tailrecB (accu: list bigZ) (n1 d1: bigZ) (n2 d2: bigZ) (fuel: nat) {struct fuel}: + (list bigZ * bigQ * bigQ) := + let default := (rev_append accu nil, BigQ.div (BigQ.Qz n1) (BigQ.Qz d1), BigQ.div (BigQ.Qz n2) (BigQ.Qz d2)) in + match fuel with + | O => default + | S fuel' => + let '(q1, r1) := BigZ.div_eucl n1 d1 in + let '(q2, r2) := BigZ.div_eucl n2 d2 in + match BigZ.eqb q1 q2 with + | false => default + | true => + let r1_is_zero := BigZ.eqb r1 0 in + let r2_is_zero := BigZ.eqb r2 0 in + match Bool.eqb r1_is_zero r2_is_zero with + | false => default + | true => + match r1_is_zero with + | true => + match BigZ.eqb q1 1 with + | true => (rev_append accu nil, 1%bigQ, 1%bigQ) + | false => (rev_append ((q1 - 1)%bigZ :: accu) nil, 1%bigQ, 1%bigQ) + end + | false => numden_Rcontfrac_tailrecB (q1 :: accu) d1 r1 d2 r2 fuel' + end + end + end + end. + +Definition Bnum b := + match b with + | BigQ.Qz t => t + | BigQ.Qq n d => + if (d =? BigN.zero)%bigN then 0%bigZ else n + end. + +Definition Bden b := + match b with + | BigQ.Qz _ => 1%bigN + | BigQ.Qq _ d => if (d =? BigN.zero)%bigN then 1%bigN else d + end. + +Definition rat_Rcontfrac_tailrecB q1 q2 := + numden_Rcontfrac_tailrecB nil (Bnum q1) (BigZ.Pos (Bden q1)) (Bnum q2) (BigZ.Pos (Bden q2)). + +Definition pi_4_contfrac := + rat_Rcontfrac_tailrecB pi_4_approx_low' pi_4_approx_high' 3000. + +(* The following used to fail because of a non canonical representation of 0 in +the bytecode interpreter. Bug reported privately by Tahina Ramananandro. *) +Goal pi_4_contfrac = pi_4_contfrac. +vm_compute. +reflexivity. +Qed. diff --git a/test-suite/success/bteauto.v b/test-suite/success/bteauto.v new file mode 100644 index 000000000..bb1cf0654 --- /dev/null +++ b/test-suite/success/bteauto.v @@ -0,0 +1,166 @@ +Module Backtracking. + Class A := { foo : nat }. + + Instance A_1 : A | 2 := { foo := 42 }. + Instance A_0 : A | 1 := { foo := 0 }. + Lemma aeq (a : A) : foo = foo. + reflexivity. + Qed. + + Arguments foo A : clear implicits. + + Example find42 : exists n, n = 42. + Proof. + eexists. + eapply eq_trans. + evar (a : A). subst a. + refine (@aeq ?a). + Unshelve. all:cycle 1. + typeclasses eauto. + Fail reflexivity. + Undo 2. + (* Without multiple successes it fails *) + Fail all:((once typeclasses eauto) + apply eq_refl). + (* Does backtrack if other goals fail *) + all:((typeclasses eauto) + reflexivity). + Show Proof. + Qed. + + Print find42. + + Hint Extern 0 (_ = _) => reflexivity : equality. + + Goal exists n, n = 42. + eexists. + eapply eq_trans. + evar (a : A). subst a. + refine (@aeq ?a). + Unshelve. all:cycle 1. + typeclasses eauto. + Fail reflexivity. + Undo 2. + + (* Does backtrack between individual goals *) + Set Typeclasses Debug. + all:(typeclasses eauto with typeclass_instances equality). + Qed. + + Unset Typeclasses Debug. + + Module Leivant. + Axiom A : Type. + Existing Class A. + Axioms a b c d e: A. + + Ltac get_value H := eval cbv delta [H] in H. + + Goal True. + Fail refine (let H := _ : A in _); let v := get_value H in idtac v; fail. + Admitted. + + Goal exists x:A, x=a. + unshelve evar (t : A). all:cycle 1. + refine (@ex_intro _ _ t _). + all:cycle 1. + all:(typeclasses eauto + reflexivity). + Qed. + End Leivant. +End Backtracking. + + +Hint Resolve 100 eq_sym eq_trans : core. +Hint Cut [(_)* eq_sym eq_sym] : core. +Hint Cut [_* eq_trans eq_trans] : core. +Hint Cut [_* eq_trans eq_sym eq_trans] : core. + + +Goal forall x y z : nat, x = y -> z = y -> x = z. +Proof. + intros. + typeclasses eauto with core. +Qed. + +Module Hierarchies. + Class A := mkA { data : nat }. + Class B := mkB { aofb :> A }. + + Existing Instance mkB. + + Definition makeB (a : A) : B := _. + Definition makeA (a : B) : A := _. + + Fail Timeout 1 Definition makeA' : A := _. + + Hint Cut [_* mkB aofb] : typeclass_instances. + Fail Definition makeA' : A := _. + Fail Definition makeB' : B := _. +End Hierarchies. + +(** Hint modes *) + +Class Equality (A : Type) := { eqp : A -> A -> Prop }. + +Check (eqp 0%nat 0). + +Instance nat_equality : Equality nat := { eqp := eq }. + +Instance default_equality A : Equality A | 1000 := + { eqp := eq }. + +Check (eqp 0%nat 0). + +(* Defaulting *) +Check (fun x y => eqp x y). +(* No more defaulting, reduce "trigger-happiness" *) +Definition ambiguous x y := eqp x y. + +Hint Mode Equality ! : typeclass_instances. +Fail Definition ambiguous' x y := eqp x y. +Definition nonambiguous (x y : nat) := eqp x y. + +(** Typical looping instances with defaulting: *) +Definition flip {A B C} (f : A -> B -> C) := fun x y => f y x. + +Class SomeProp {A : Type} (f : A -> A -> A) := + { prf : forall x y, f x y = f x y }. + +Instance propflip (A : Type) (f : A -> A -> A) : + SomeProp f -> SomeProp (flip f). +Proof. + intros []. constructor. reflexivity. +Qed. + +Fail Timeout 1 Check prf. + +Hint Mode SomeProp + + : typeclass_instances. +Check prf. +Check (fun H : SomeProp plus => _ : SomeProp (flip plus)). + +(** Iterative deepening / breadth-first search *) + +Module IterativeDeepening. + + Class A. + Class B. + Class C. + + Instance: B -> A | 0. + Instance: C -> A | 0. + Instance: C -> B -> A | 0. + Instance: A -> A | 0. + + Goal C -> A. + intros. + Fail Timeout 1 typeclasses eauto. + Set Typeclasses Iterative Deepening. + Fail typeclasses eauto 1. + typeclasses eauto 2. + Undo. + Unset Typeclasses Iterative Deepening. + Fail Timeout 1 typeclasses eauto. + Set Typeclasses Iterative Deepening. + Typeclasses eauto := debug 3. + typeclasses eauto. + Qed. + +End IterativeDeepening. diff --git a/test-suite/success/cc.v b/test-suite/success/cc.v index 0b0e93eb5..bbfe5ec42 100644 --- a/test-suite/success/cc.v +++ b/test-suite/success/cc.v @@ -129,7 +129,13 @@ Qed. End bug_2447. +(* congruence was supposed to do discriminate but it was bugged for + types with indices *) +Inductive I : nat -> Type := C : I 0 | D : I 0. +Goal ~C=D. +congruence. +Qed. (* Example by Jonathan Leivant, congruence up to universes *) Section JLeivant. diff --git a/test-suite/success/coindprim.v b/test-suite/success/coindprim.v index 4e0b7bf5c..5b9265b6a 100644 --- a/test-suite/success/coindprim.v +++ b/test-suite/success/coindprim.v @@ -1,36 +1,75 @@ +Require Import Program. + Set Primitive Projections. -CoInductive stream A := { hd : A; tl : stream A }. +CoInductive Stream (A : Type) := mkStream { hd : A; tl : Stream A}. -CoFixpoint ticks : stream unit := - {| hd := tt; tl := ticks |}. +Arguments mkStream [A] hd tl. +Arguments hd [A] s. +Arguments tl [A] s. -Arguments hd [ A ] s. -Arguments tl [ A ] s. +Definition eta {A} (s : Stream A) := {| hd := s.(hd); tl := s.(tl) |}. -CoInductive bisim {A} : stream A -> stream A -> Prop := - | bisims s s' : hd s = hd s' -> bisim (tl s) (tl s') -> bisim s s'. +CoFixpoint ones := {| hd := 1; tl := ones |}. +CoFixpoint ticks := {| hd := tt; tl := ticks |}. -Lemma bisim_refl {A} (s : stream A) : bisim s s. -Proof. - revert s. - cofix aux. intros. constructor. reflexivity. apply aux. -Defined. +CoInductive stream_equiv {A} {s : Stream A} {s' : Stream A} : Prop := + mkStreamEq { hdeq : s.(hd) = s'.(hd); tleq : stream_equiv _ s.(tl) s'.(tl) }. +Arguments stream_equiv {A} s s'. -Lemma constr : forall (A : Type) (s : stream A), - bisim s (Build_stream _ s.(hd) s.(tl)). -Proof. - intros. constructor. reflexivity. simpl. apply bisim_refl. -Defined. +Program CoFixpoint ones_eq : stream_equiv ones ones.(tl) := + {| hdeq := eq_refl; tleq := ones_eq |}. + +CoFixpoint stream_equiv_refl {A} (s : Stream A) : stream_equiv s s := + {| hdeq := eq_refl; tleq := stream_equiv_refl (tl s) |}. + +CoFixpoint stream_equiv_sym {A} (s s' : Stream A) (H : stream_equiv s s') : stream_equiv s' s := + {| hdeq := eq_sym H.(hdeq); tleq := stream_equiv_sym _ _ H.(tleq) |}. + +CoFixpoint stream_equiv_trans {A} {s s' s'' : Stream A} + (H : stream_equiv s s') (H' : stream_equiv s' s'') : stream_equiv s s'' := + {| hdeq := eq_trans H.(hdeq) H'.(hdeq); + tleq := stream_equiv_trans H.(tleq) H'.(tleq) |}. -Lemma constr' : forall (A : Type) (s : stream A), - s = Build_stream _ s.(hd) s.(tl). +Program Definition eta_eq {A} (s : Stream A) : stream_equiv s (eta s):= + {| hdeq := eq_refl; tleq := stream_equiv_refl (tl (eta s))|}. + +Section Parks. + Variable A : Type. + + Variable R : Stream A -> Stream A -> Prop. + Hypothesis bisim1 : forall s1 s2:Stream A, + R s1 s2 -> hd s1 = hd s2. + Hypothesis bisim2 : forall s1 s2:Stream A, + R s1 s2 -> R (tl s1) (tl s2). + CoFixpoint park_ppl : + forall s1 s2:Stream A, R s1 s2 -> stream_equiv s1 s2 := + fun s1 s2 (p : R s1 s2) => + mkStreamEq _ _ _ (bisim1 s1 s2 p) + (park_ppl (tl s1) + (tl s2) + (bisim2 s1 s2 p)). +End Parks. + +Program CoFixpoint iterate {A} (f : A -> A) (x : A) : Stream A := + {| hd := x; tl := iterate f (f x) |}. + +Program CoFixpoint map {A B} (f : A -> B) (s : Stream A) : Stream B := + {| hd := f s.(hd); tl := map f s.(tl) |}. + +Theorem map_iterate A (f : A -> A) (x : A) : stream_equiv (iterate f (f x)) + (map f (iterate f x)). Proof. - intros. - Fail destruct s. -Abort. +apply park_ppl with +(R:= fun s1 s2 => exists x : A, s1 = iterate f (f x) /\ + s2 = map f (iterate f x)). +now intros s1 s2 (x0,(->,->)). +intros s1 s2 (x0,(->,->)). +now exists (f x0). +now exists x. +Qed. -Eval compute in constr _ ticks. +Fail Check (fun A (s : Stream A) => eq_refl : s = eta s). Notation convertible x y := (eq_refl x : x = y). diff --git a/test-suite/success/contradiction.v b/test-suite/success/contradiction.v new file mode 100644 index 000000000..92a7c6ccb --- /dev/null +++ b/test-suite/success/contradiction.v @@ -0,0 +1,32 @@ +(* Some tests for contradiction *) + +Lemma L1 : forall A B : Prop, A -> ~A -> B. +Proof. +intros; contradiction. +Qed. + +Lemma L2 : forall A B : Prop, ~A -> A -> B. +Proof. +intros; contradiction. +Qed. + +Lemma L3 : forall A : Prop, ~True -> A. +Proof. +intros; contradiction. +Qed. + +Lemma L4 : forall A : Prop, forall x : nat, ~x=x -> A. +Proof. +intros; contradiction. +Qed. + +Lemma L5 : forall A : Prop, forall x y : nat, ~x=y -> x=y -> A. +Proof. +intros; contradiction. +Qed. + +Lemma L6 : forall A : Prop, forall x y : nat, x=y -> ~x=y -> A. +Proof. +intros; contradiction. +Qed. + diff --git a/test-suite/success/decl_mode2.v b/test-suite/success/decl_mode2.v new file mode 100644 index 000000000..46174e481 --- /dev/null +++ b/test-suite/success/decl_mode2.v @@ -0,0 +1,249 @@ +Theorem this_is_trivial: True. +proof. + thus thesis. +end proof. +Qed. + +Theorem T: (True /\ True) /\ True. + split. split. +proof. (* first subgoal *) + thus thesis. +end proof. +trivial. (* second subgoal *) +proof. (* third subgoal *) + thus thesis. +end proof. +Abort. + +Theorem this_is_not_so_trivial: False. +proof. +end proof. (* here a warning is issued *) +Fail Qed. (* fails: the proof in incomplete *) +Admitted. (* Oops! *) + +Theorem T: True. +proof. +escape. +auto. +return. +Abort. + +Theorem T: let a:=false in let b:= true in ( if a then True else False -> if b then True else False). +intros a b. +proof. +assume H:(if a then True else False). +reconsider H as False. +reconsider thesis as True. +Abort. + +Theorem T: forall x, x=2 -> 2+x=4. +proof. +let x be such that H:(x=2). +have H':(2+x=2+2) by H. +Abort. + +Theorem T: forall x, x=2 -> 2+x=4. +proof. +let x be such that H:(x=2). +then (2+x=2+2). +Abort. + +Theorem T: forall x, x=2 -> x + x = x * x. +proof. +let x be such that H:(x=2). +have (4 = 4). + ~= (2 * 2). + ~= (x * x) by H. + =~ (2 + 2). + =~ H':(x + x) by H. +Abort. + +Theorem T: forall x, x + x = x * x -> x = 0 \/ x = 2. +proof. +let x be such that H:(x + x = x * x). +claim H':((x - 2) * x = 0). +thus thesis. +end claim. +Abort. + +Theorem T: forall (A B:Prop), A -> B -> A /\ B. +intros A B HA HB. +proof. +hence B. +Abort. + +Theorem T: forall (A B C:Prop), A -> B -> C -> A /\ B /\ C. +intros A B C HA HB HC. +proof. +thus B by HB. +Abort. + +Theorem T: forall (A B C:Prop), A -> B -> C -> A /\ B. +intros A B C HA HB HC. +proof. +Fail hence C. (* fails *) +Abort. + +Theorem T: forall (A B:Prop), B -> A \/ B. +intros A B HB. +proof. +hence B. +Abort. + +Theorem T: forall (A B C D:Prop), C -> D -> (A /\ B) \/ (C /\ D). +intros A B C D HC HD. +proof. +thus C by HC. +Abort. + +Theorem T: forall (P:nat -> Prop), P 2 -> exists x,P x. +intros P HP. +proof. +take 2. +Abort. + +Theorem T: forall (P:nat -> Prop), P 2 -> exists x,P x. +intros P HP. +proof. +hence (P 2). +Abort. + +Theorem T: forall (P:nat -> Prop) (R:nat -> nat -> Prop), P 2 -> R 0 2 -> exists x, exists y, P y /\ R x y. +intros P R HP HR. +proof. +thus (P 2) by HP. +Abort. + +Theorem T: forall (A B:Prop) (P:nat -> Prop), (forall x, P x -> B) -> A -> A /\ B. +intros A B P HP HA. +proof. +suffices to have x such that HP':(P x) to show B by HP,HP'. +Abort. + +Theorem T: forall (A:Prop) (P:nat -> Prop), P 2 -> A -> A /\ (forall x, x = 2 -> P x). +intros A P HP HA. +proof. +(* BUG: the next line fails when it should succeed. +Waiting for someone to investigate the bug. +focus on (forall x, x = 2 -> P x). +let x be such that (x = 2). +hence thesis by HP. +end focus. +*) +Abort. + +Theorem T: forall x, x = 0 -> x + x = x * x. +proof. +let x be such that H:(x = 0). +define sqr x as (x * x). +reconsider thesis as (x + x = sqr x). +Abort. + +Theorem T: forall (P:nat -> Prop), forall x, P x -> P x. +proof. +let P:(nat -> Prop). +let x:nat. +assume HP:(P x). +Abort. + +Theorem T: forall (P:nat -> Prop), forall x, P x -> P x. +proof. +let P:(nat -> Prop). +Fail let x. (* fails because x's type is not clear *) +let x be such that HP:(P x). (* here x's type is inferred from (P x) *) +Abort. + +Theorem T: forall (P:nat -> Prop), forall x, P x -> P x -> P x. +proof. +let P:(nat -> Prop). +let x:nat. +assume (P x). (* temporary name created *) +Abort. + +Theorem T: forall (P:nat -> Prop), forall x, P x -> P x. +proof. +let P:(nat -> Prop). +let x be such that (P x). (* temporary name created *) +Abort. + +Theorem T: forall (P:nat -> Prop) (A:Prop), (exists x, (P x /\ A)) -> A. +proof. +let P:(nat -> Prop),A:Prop be such that H:(exists x, P x /\ A). +consider x such that HP:(P x) and HA:A from H. +Abort. + +(* Here is an example with pairs: *) + +Theorem T: forall p:(nat * nat)%type, (fst p >= snd p) \/ (fst p < snd p). +proof. +let p:(nat * nat)%type. +consider x:nat,y:nat from p. +reconsider thesis as (x >= y \/ x < y). +Abort. + +Theorem T: forall P:(nat -> Prop), (forall n, P n -> P (n - 1)) -> +(exists m, P m) -> P 0. +proof. +let P:(nat -> Prop) be such that HP:(forall n, P n -> P (n - 1)). +given m such that Hm:(P m). +Abort. + +Theorem T: forall (A B C:Prop), (A -> C) -> (B -> C) -> (A \/ B) -> C. +proof. +let A:Prop,B:Prop,C:Prop be such that HAC:(A -> C) and HBC:(B -> C). +assume HAB:(A \/ B). +per cases on HAB. +suppose A. + hence thesis by HAC. +suppose HB:B. + thus thesis by HB,HBC. +end cases. +Abort. + +Section Coq. + +Hypothesis EM : forall P:Prop, P \/ ~ P. + +Theorem T: forall (A C:Prop), (A -> C) -> (~A -> C) -> C. +proof. +let A:Prop,C:Prop be such that HAC:(A -> C) and HNAC:(~A -> C). +per cases of (A \/ ~A) by EM. +suppose (~A). + hence thesis by HNAC. +suppose A. + hence thesis by HAC. +end cases. +Abort. + +Theorem T: forall (A C:Prop), (A -> C) -> (~A -> C) -> C. +proof. +let A:Prop,C:Prop be such that HAC:(A -> C) and HNAC:(~A -> C). +per cases on (EM A). +suppose (~A). +Abort. +End Coq. + +Theorem T: forall (A B:Prop) (x:bool), (if x then A else B) -> A \/ B. +proof. +let A:Prop,B:Prop,x:bool. +per cases on x. +suppose it is true. + assume A. + hence A. +suppose it is false. + assume B. + hence B. +end cases. +Abort. + +Theorem T: forall (n:nat), n + 0 = n. +proof. +let n:nat. +per induction on n. +suppose it is 0. + thus (0 + 0 = 0). +suppose it is (S m) and H:thesis for m. + then (S (m + 0) = S m). + thus =~ (S m + 0). +end induction. +Abort.
\ No newline at end of file diff --git a/test-suite/success/eauto.v b/test-suite/success/eauto.v index 773dd321e..4db547f4e 100644 --- a/test-suite/success/eauto.v +++ b/test-suite/success/eauto.v @@ -7,6 +7,62 @@ (************************************************************************) Require Import List. +Class A (A : Type). + Instance an: A nat. + +Class B (A : Type) (a : A). +Instance bn0: B nat 0. +Instance bn1: B nat 1. + +Goal A nat. +Proof. + typeclasses eauto. +Qed. + +Goal B nat 2. +Proof. + Fail typeclasses eauto. +Abort. + +Goal exists T : Type, A T. +Proof. + eexists. typeclasses eauto. +Defined. + +Hint Extern 0 (_ /\ _) => constructor : typeclass_instances. + +Goal exists (T : Type) (t : T), A T /\ B T t. +Proof. + eexists. eexists. typeclasses eauto. +Defined. + +Instance ab: A bool. (* Backtrack on A instance *) +Goal exists (T : Type) (t : T), A T /\ B T t. +Proof. + eexists. eexists. typeclasses eauto. +Defined. + +Class C {T} `(a : A T) (t : T). +Require Import Classes.Init. +Hint Extern 0 { x : ?A & _ } => + unshelve class_apply @existT : typeclass_instances. + +Set Typeclasses Debug. +Instance can: C an 0. +(* Backtrack on instance implementation *) +Goal exists (T : Type) (t : T), { x : A T & C x t }. +Proof. + eexists. eexists. typeclasses eauto. +Defined. + +Class D T `(a: A T). + Instance: D _ an. +Goal exists (T : Type), { x : A T & D T x }. +Proof. + eexists. typeclasses eauto. +Defined. + + Parameter in_list : list (nat * nat) -> nat -> Prop. Definition not_in_list (l : list (nat * nat)) (n : nat) : Prop := ~ in_list l n. @@ -38,8 +94,8 @@ Hint Resolve lem1 lem2 lem3 lem4: essai. Goal forall (l : list (nat * nat)) (n p q : nat), not_in_list ((p, q) :: l) n -> not_in_list l n. -intros. - eauto with essai. + intros. + eauto with essai. Qed. (* Example from Nicolas Magaud on coq-club - Jul 2000 *) @@ -55,6 +111,55 @@ Lemma simpl_plus_l_rr1 : forall n : Nat, (forall m p : Nat, plus' n m = plus' n p -> m = p) -> forall m p : Nat, S' (plus' n m) = S' (plus' n p) -> m = p. -intros. - eauto. (* does EApply H *) + intros. + apply H0. apply f_equal_nat. + Time info_eauto. + Undo. + Set Typeclasses Debug. + Set Typeclasses Iterative Deepening. + Time typeclasses eauto 6 with nocore. Show Proof. + Undo. + Time eauto. (* does EApply H *) Qed. + +(* Example from Nicolas Tabareau on coq-club - Feb 2016. + Full backtracking on dependent subgoals. + *) +Require Import Coq.Classes.Init. +Set Typeclasses Dependency Order. +Unset Typeclasses Iterative Deepening. +Notation "x .1" := (projT1 x) (at level 3). +Notation "x .2" := (projT2 x) (at level 3). + +Parameter myType: Type. + +Class Foo (a:myType) := {}. + +Class Bar (a:myType) := {}. + +Class Qux (a:myType) := {}. + +Parameter fooTobar : forall a (H : Foo a), {b: myType & Bar b}. + +Parameter barToqux : forall a (H : Bar a), {b: myType & Qux b}. + +Hint Extern 5 (Bar ?D.1) => + destruct D; simpl : typeclass_instances. + +Hint Extern 5 (Qux ?D.1) => + destruct D; simpl : typeclass_instances. + +Hint Extern 1 myType => unshelve refine (fooTobar _ _).1 : typeclass_instances. + +Hint Extern 1 myType => unshelve refine (barToqux _ _).1 : typeclass_instances. + +Hint Extern 0 { x : _ & _ } => simple refine (existT _ _ _) : typeclass_instances. + +Unset Typeclasses Debug. +Definition trivial a (H : Foo a) : {b : myType & Qux b}. +Proof. + Time typeclasses eauto 10. + Undo. Set Typeclasses Iterative Deepening. + Time typeclasses eauto. +Defined. + diff --git a/test-suite/success/eqdecide.v b/test-suite/success/eqdecide.v index 1f6af0dc4..724e2998e 100644 --- a/test-suite/success/eqdecide.v +++ b/test-suite/success/eqdecide.v @@ -14,6 +14,18 @@ Lemma lem1 : forall x y : T, {x = y} + {x <> y}. decide equality. Qed. +Lemma lem1' : forall x y : T, x = y \/ x <> y. + decide equality. +Qed. + +Lemma lem1'' : forall x y : T, {x <> y} + {x = y}. + decide equality. +Qed. + +Lemma lem1''' : forall x y : T, x <> y \/ x = y. + decide equality. +Qed. + Lemma lem2 : forall x y : T, {x = y} + {x <> y}. intros x y. decide equality. diff --git a/test-suite/success/goal_selector.v b/test-suite/success/goal_selector.v new file mode 100644 index 000000000..868140517 --- /dev/null +++ b/test-suite/success/goal_selector.v @@ -0,0 +1,55 @@ +Inductive two : bool -> Prop := +| Zero : two false +| One : two true. + +Ltac dup := + let H := fresh in assert (forall (P : Prop), P -> P -> P) as H by (intros; trivial); + apply H; clear H. + +Lemma transform : two false <-> two true. +Proof. split; intros _; constructor. Qed. + +Goal two false /\ two true /\ two false /\ two true /\ two true /\ two true. +Proof. + do 2 dup. + - repeat split. + 2, 4-99, 100-3:idtac. + 2-5:exact One. + par:exact Zero. + - repeat split. + 3-6:swap 1 4. + 1-5:swap 1 5. + 0-4:exact One. + all:exact Zero. + - repeat split. + 1, 3:exact Zero. + 1, 2, 3, 4: exact One. + - repeat split. + all:apply transform. + 2, 4, 6:apply transform. + all:apply transform. + 1-5:apply transform. + 1-6:exact One. +Qed. + +Goal True -> True. +Proof. + intros y; only 1-2 : repeat idtac. + 1-1:match goal with y : _ |- _ => let x := y in idtac x end. + Fail 1-1:let x := y in idtac x. + 1:let x := y in idtac x. + exact I. +Qed. + +Goal True /\ (True /\ True). +Proof. + dup. + - split; only 2: (split; exact I). + exact I. + - split; only 2: split; exact I. +Qed. + +Goal True -> exists (x : Prop), x. +Proof. + intro H; eexists ?[x]; only [x]: exact True. 1: assumption. +Qed. diff --git a/test-suite/success/induct.v b/test-suite/success/induct.v index b8c6bf3ff..1ed731f50 100644 --- a/test-suite/success/induct.v +++ b/test-suite/success/induct.v @@ -151,3 +151,46 @@ intros x H1 H. induction H. change (0 = z -> True) in IHrepr''. Abort. + +(* Test double induction *) + +(* This was failing in 8.5 and before because of a bug in the order of + hypotheses *) + +Inductive I2 : Type := + C2 : forall x:nat, x=x -> I2. +Goal forall a b:I2, a = b. +double induction a b. +Abort. + +(* This was leaving useless hypotheses in 8.5 and before because of + the same bug. This is a change of compatibility. *) + +Inductive I3 : Prop := + C3 : forall x:nat, x=x -> I3. +Goal forall a b:I3, a = b. +double induction a b. +Fail clear H. (* H should have been erased *) +Abort. + +(* This one had quantification in reverse order in 8.5 and before *) +(* This is a change of compatibility. *) + +Goal forall m n, le m n -> le n m -> n=m. +intros m n. double induction 1 2. +3:destruct 1. (* Should be "S m0 <= m0" *) +Abort. + +(* Idem *) + +Goal forall m n p q, le m n -> le p q -> n+p=m+q. +intros *. double induction 1 2. +3:clear H2. (* H2 should have been erased *) +Abort. + +(* This is unchanged *) + +Goal forall m n:nat, n=m. +double induction m n. +Abort. + diff --git a/test-suite/success/intros.v b/test-suite/success/intros.v index 11156aa0e..ee69df977 100644 --- a/test-suite/success/intros.v +++ b/test-suite/success/intros.v @@ -84,3 +84,47 @@ Qed. Goal forall x : nat, True. intros y%(fun x => x). Abort. + +(* Fixing a bug in the order of side conditions of a "->" step *) + +Goal (True -> 1=0) -> 1=1. +intros ->. +- reflexivity. +- exact I. +Qed. + +Goal forall x, (True -> x=0) -> 0=x. +intros x ->. +- reflexivity. +- exact I. +Qed. + +(* Fixing a bug when destructing a type with let-ins in the constructor *) + +Inductive I := C : let x:=1 in x=1 -> I. +Goal I -> True. +intros [x H]. (* Was failing in 8.5 *) +Abort. + +(* Ensuring that the (pat1,...,patn) intropatterns has the expected size, up + to skipping let-ins *) + +Goal I -> 1=1. +intros (H). (* This skips x *) +exact H. +Qed. + +Goal I -> 1=1. +Fail intros (x,H,H'). +Fail intros [|]. +intros (x,H). +exact H. +Qed. + +Goal Acc le 0 -> True. +Fail induction 1 as (n,H). (* Induction hypothesis is missing *) +induction 1 as (n,H,IH). +exact Logic.I. +Qed. + + diff --git a/test-suite/success/ltac.v b/test-suite/success/ltac.v index 6c4d4ae98..ce9099059 100644 --- a/test-suite/success/ltac.v +++ b/test-suite/success/ltac.v @@ -15,7 +15,7 @@ Ltac F x := idtac; G x with G y := idtac; F y. (* Check that Match Context keeps a closure *) -Ltac U := let a := constr:I in +Ltac U := let a := constr:(I) in match goal with | |- _ => apply a end. @@ -75,7 +75,7 @@ Qed. (* Check context binding *) Ltac sym t := - match constr:t with + match constr:(t) with | context C[(?X1 = ?X2)] => context C [X1 = X2] end. @@ -143,7 +143,7 @@ Qed. Ltac check_binding y := cut ((fun y => y) = S). Goal True. -check_binding ipattern:H. +check_binding ipattern:(H). Abort. (* Check that variables explicitly parsed as ltac variables are not @@ -151,7 +151,7 @@ Abort. Ltac afi tac := intros; tac. Goal 1 = 2. -afi ltac:auto. +afi ltac:(auto). Abort. (* Tactic Notation avec listes *) @@ -174,7 +174,7 @@ Abort. empty args *) Goal True. -match constr:@None with @None => exact I end. +match constr:(@None) with @None => exact I end. Abort. (* Check second-order pattern unification *) @@ -218,7 +218,7 @@ Ltac Z1 t := set (x:=t). Ltac Z2 t := t. Goal True -> True. Z1 O. -Z2 ltac:O. +Z2 ltac:(O). exact I. Qed. @@ -302,7 +302,7 @@ Abort. (* Check instantiation of binders using ltac names *) Goal True. -let x := ipattern:y in assert (forall x y, x = y + 0). +let x := ipattern:(y) in assert (forall x y, x = y + 0). intro. destruct y. (* Check that the name is y here *) Abort. diff --git a/test-suite/success/ltacprof.v b/test-suite/success/ltacprof.v new file mode 100644 index 000000000..d5552695c --- /dev/null +++ b/test-suite/success/ltacprof.v @@ -0,0 +1,8 @@ +(** Some LtacProf tests *) + +Set Ltac Profiling. +Ltac multi := (idtac + idtac). +Goal True. + try (multi; fail). (* Used to result in: Anomaly: Uncaught exception Failure("hd"). Please report. *) +Admitted. +Show Ltac Profile. diff --git a/test-suite/success/onlyprinting.v b/test-suite/success/onlyprinting.v new file mode 100644 index 000000000..91a628d79 --- /dev/null +++ b/test-suite/success/onlyprinting.v @@ -0,0 +1,7 @@ +Notation "x ++ y" := (plus x y) (only printing). + +Fail Check 0 ++ 0. + +Notation "x + y" := (max x y) (only printing). + +Check (eq_refl : 42 + 18 = 60). diff --git a/test-suite/success/par_abstract.v b/test-suite/success/par_abstract.v new file mode 100644 index 000000000..7f6f9d627 --- /dev/null +++ b/test-suite/success/par_abstract.v @@ -0,0 +1,25 @@ +Axiom T : Type. + +Lemma foo : True * Type. +Proof. + split. + par: abstract (exact I || exact T). +Defined. + +(* Yes, these names are generated hence + the test is fragile. I want to assert + that abstract was correctly handled + by par: *) +Check foo_subproof. +Check foo_subproof0. +Check (refl_equal _ : + foo = + pair foo_subproof foo_subproof0). + +Lemma bar : True * Type. +Proof. + split. + par: (exact I || exact T). +Defined. +Check (refl_equal _ : + bar = pair I T). diff --git a/test-suite/success/paralleltac.v b/test-suite/success/paralleltac.v index 94ff96ef8..d25fd32a1 100644 --- a/test-suite/success/paralleltac.v +++ b/test-suite/success/paralleltac.v @@ -1,3 +1,17 @@ +Lemma test_nofail_like_all1 : + True /\ False. +Proof. +split. +all: trivial. +Admitted. + +Lemma test_nofail_like_all2 : + True /\ False. +Proof. +split. +par: trivial. +Admitted. + Fixpoint fib n := match n with | O => 1 | S m => match m with @@ -19,28 +33,28 @@ Lemma test_old x : P (S x) /\ P (S x) /\ P (S x) /\ P (S x). Proof. repeat split. idtac "T1: linear". -Time all: solve_P. +Time all: solve [solve_P]. Qed. Lemma test_ok x : P (S x) /\ P (S x) /\ P (S x) /\ P (S x). Proof. repeat split. idtac "T2: parallel". -Time par: solve_P. +Time par: solve [solve_P]. Qed. Lemma test_fail x : P (S x) /\ P x /\ P (S x) /\ P (S x). Proof. repeat split. idtac "T3: linear failure". -Fail Time all: solve_P. -all: apply (P_triv Type). +Fail Time all: solve solve_P. +all: solve [apply (P_triv Type)]. Qed. Lemma test_fail2 x : P (S x) /\ P x /\ P (S x) /\ P (S x). Proof. repeat split. idtac "T4: parallel failure". -Fail Time par: solve_P. -all: apply (P_triv Type). +Fail Time par: solve [solve_P]. +all: solve [apply (P_triv Type)]. Qed. diff --git a/test-suite/success/primitiveproj.v b/test-suite/success/primitiveproj.v index b5e6ccd61..2fa770494 100644 --- a/test-suite/success/primitiveproj.v +++ b/test-suite/success/primitiveproj.v @@ -47,7 +47,9 @@ Check _.(next) : option Y. Lemma eta_ind (y : Y) : y = Build_Y y.(next). Proof. Fail reflexivity. Abort. +Inductive Fdef := { Fa : nat ; Fb := Fa; Fc : Fdef }. +Fail Scheme Fdef_rec := Induction for Fdef Sort Prop. (* Rules for parsing and printing of primitive projections and their eta expansions. diff --git a/test-suite/success/programequality.v b/test-suite/success/programequality.v new file mode 100644 index 000000000..414c572f8 --- /dev/null +++ b/test-suite/success/programequality.v @@ -0,0 +1,13 @@ +Require Import Program. + +Axiom t : nat -> Set. + +Goal forall (x y : nat) (e : x = y) (e' : x = y) (P : t y -> x = y -> Type) + (a : t x), + P (eq_rect _ _ a _ e) e'. +Proof. + intros. + pi_eq_proofs. clear e. + destruct e'. simpl. + change (P a eq_refl). +Abort.
\ No newline at end of file diff --git a/test-suite/success/setoid_test.v b/test-suite/success/setoid_test.v index 0465c4b3f..1f24ef2a6 100644 --- a/test-suite/success/setoid_test.v +++ b/test-suite/success/setoid_test.v @@ -166,3 +166,16 @@ Proof. intros. setoid_rewrite <- foo_prf. change (beq_nat x 0 = y). Abort. Goal forall (x : nat) (y : bool), beq_nat (foo_neg x) 0 = foo_neg y. Proof. intros. setoid_rewrite <- @foo_prf at 1. change (beq_nat x 0 = foo_neg y). Abort. +(* This should not raise an anomaly as it did for some time in early 2016 *) + +Definition t := nat -> bool. +Definition h (a b : t) := forall n, a n = b n. + +Instance subrelh : subrelation h (Morphisms.pointwise_relation nat eq). +Proof. intros x y H; assumption. Qed. + +Goal forall a b, h a b -> a 0 = b 0. +intros. +setoid_rewrite H. (* Fallback on ordinary rewrite without anomaly *) +reflexivity. +Qed. diff --git a/test-suite/success/shrink_abstract.v b/test-suite/success/shrink_abstract.v new file mode 100644 index 000000000..3f6b9cb39 --- /dev/null +++ b/test-suite/success/shrink_abstract.v @@ -0,0 +1,13 @@ +Set Shrink Abstract. + +Definition foo : forall (n m : nat), bool. +Proof. +pose (p := 0). +intros n. +pose (q := n). +intros m. +pose (r := m). +abstract (destruct m; [left|right]). +Defined. + +Check (foo_subproof : nat -> bool). diff --git a/test-suite/success/shrink_obligations.v b/test-suite/success/shrink_obligations.v new file mode 100644 index 000000000..676b97878 --- /dev/null +++ b/test-suite/success/shrink_obligations.v @@ -0,0 +1,28 @@ +Require Program. + +Obligation Tactic := idtac. + +Set Shrink Obligations. + +Program Definition foo (m : nat) (p := S m) (n : nat) (q := S n) : unit := +let bar : {r | n < r} := _ in +let qux : {r | p < r} := _ in +let quz : m = n -> True := _ in +tt. +Next Obligation. +intros m p n q. +exists (S n); constructor. +Qed. +Next Obligation. +intros m p n q. +exists (S (S m)); constructor. +Qed. +Next Obligation. +intros m p n q ? ? H. +destruct H. +constructor. +Qed. + +Check (foo_obligation_1 : forall n, {r | n < r}). +Check (foo_obligation_2 : forall m, {r | (S m) < r}). +Check (foo_obligation_3 : forall m n, m = n -> True). diff --git a/test-suite/success/simpl_tuning.v b/test-suite/success/simpl_tuning.v index d4191b939..2728672f3 100644 --- a/test-suite/success/simpl_tuning.v +++ b/test-suite/success/simpl_tuning.v @@ -106,7 +106,7 @@ match goal with |- (f (g x1), h x2) = (f (g x1), h x2) => idtac end. Abort. Definition volatile := fun x : nat => x. -Arguments volatile /. +Arguments volatile / _. Lemma foo : volatile = volatile. simpl. diff --git a/test-suite/success/specialize.v b/test-suite/success/specialize.v index 3faa1ca43..fba05cd90 100644 --- a/test-suite/success/specialize.v +++ b/test-suite/success/specialize.v @@ -64,3 +64,11 @@ assert (H:=H I). match goal with H:_ |- _ => clear H end. match goal with H:_ |- _ => exact H end. Qed. + +(* Test specialize as *) + +Goal (forall x, x=0) -> 1=0. +intros. +specialize (H 1) as ->. +reflexivity. +Qed. diff --git a/test-suite/success/ssrpattern.v b/test-suite/success/ssrpattern.v new file mode 100644 index 000000000..96f0bbac9 --- /dev/null +++ b/test-suite/success/ssrpattern.v @@ -0,0 +1,22 @@ +Require Import ssrmatching. + +(*Set Debug SsrMatching.*) + +Tactic Notation "at" "[" ssrpatternarg(pat) "]" tactic(t) := + let name := fresh in + let def_name := fresh in + ssrpattern pat; + intro name; + pose proof (refl_equal name) as def_name; + unfold name at 1 in def_name; + t def_name; + [ rewrite <- def_name | idtac.. ]; + clear name def_name. + +Lemma test (H : True -> True -> 3 = 7) : 28 = 3 * 4. +Proof. +at [ X in X * 4 ] ltac:(fun place => rewrite -> H in place). +- reflexivity. +- trivial. +- trivial. +Qed. diff --git a/test-suite/success/subst.v b/test-suite/success/subst.v new file mode 100644 index 000000000..25ee81b58 --- /dev/null +++ b/test-suite/success/subst.v @@ -0,0 +1,42 @@ +(* Test various subtleties of the "subst" tactics *) + +(* Should proceed from left to right (see #4222) *) +Goal forall x y, x = y -> x = 3 -> y = 2 -> x = y. +intros. +subst. +change (3 = 2) in H1. +change (3 = 3). +Abort. + +(* Should work with "x = y" and "x = t" equations (see #4214, failed in 8.4) *) +Goal forall x y, x = y -> x = 3 -> x = y. +intros. +subst. +change (3 = 3). +Abort. + +(* Should substitute cycles once, until a recursive equation is obtained *) +(* (failed in 8.4) *) +Goal forall x y, x = S y -> y = S x -> x = y. +intros. +subst. +change (y = S (S y)) in H0. +change (S y = y). +Abort. + +(* A bug revealed by OCaml 4.03 warnings *) +(* fixes in 4e3d464 and 89ec88f for v8.5, 4e3d4646 and 89ec88f1e for v8.6 *) +Goal forall y, let x:=0 in y=x -> y=y. +intros * H; +(* This worked as expected *) +subst. +Fail clear H. +Abort. + +Goal forall y, let x:=0 in x=y -> y=y. +intros * H; +(* Before the fix, this unfolded x instead of + substituting y and erasing H *) +subst. +Fail clear H. +Abort. |