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Diffstat (limited to 'test-suite/bugs/closed/4101.v')
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1 files changed, 19 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/4101.v b/test-suite/bugs/closed/4101.v new file mode 100644 index 00000000..a38b0509 --- /dev/null +++ b/test-suite/bugs/closed/4101.v @@ -0,0 +1,19 @@ +(* File reduced by coq-bug-finder from original input, then from 10940 lines to 152 lines, then from 509 lines to 163 lines, then from 178 lines to 66 lines *) +(* coqc version 8.5beta1 (March 2015) compiled on Mar 2 2015 18:53:10 with OCaml 4.01.0 + coqtop version cagnode15:/afs/csail.mit.edu/u/j/jgross/coq-8.5,v8.5 (e77f178e60918f14eacd1ec0364a491d4cfd0f3f) *) + +Global Set Primitive Projections. +Set Implicit Arguments. +Record sigT {A} (P : A -> Type) := existT { projT1 : A ; projT2 : P projT1 }. +Axiom path_forall : forall {A : Type} {P : A -> Type} (f g : forall x : A, P x), + (forall x, f x = g x) -> f = g. +Lemma sigT_obj_eq +: forall (T : Type) (T0 : T -> Type) + (s s0 : forall s : sigT T0, + sigT (fun _ : T0 (projT1 s) => unit) -> + sigT (fun _ : T0 (projT1 s) => unit)), + s0 = s. +Proof. + intros. + Set Debug Tactic Unification. + apply path_forall.
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