diff options
author | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2009-01-11 20:11:18 +0000 |
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committer | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2009-01-11 20:11:18 +0000 |
commit | 4d30972530c4ea6792f0c6e47c355a00e3b8c924 (patch) | |
tree | da589bf0ac0de7fc6f7f29d385b62e2e881c55ee /test-suite/bugs/closed | |
parent | 99477c6fb60caf8d780d46aefc763d5e594331a0 (diff) |
- Deactivation of dynamic loading on Mac OS 10.5 (see bug #2024).
- Added dependency of mltop.ml4 into config/Makefile (see bug #2023).
- Fixed bug #1963 (dependent inversion building a universe-ill-formed
conversion problem).
- Incidentally, moved "Large non-propositional inductive ..." error
message to standard himsg.ml error displayer.
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@11774 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'test-suite/bugs/closed')
-rw-r--r-- | test-suite/bugs/closed/shouldsucceed/1963.v | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/shouldsucceed/1963.v b/test-suite/bugs/closed/shouldsucceed/1963.v new file mode 100644 index 000000000..11e2ee44d --- /dev/null +++ b/test-suite/bugs/closed/shouldsucceed/1963.v @@ -0,0 +1,19 @@ +(* Check that "dependent inversion" behaves correctly w.r.t to universes *) + +Require Import Eqdep. + +Set Implicit Arguments. + +Inductive illist(A:Type) : nat -> Type := + illistn : illist A 0 +| illistc : forall n:nat, A -> illist A n -> illist A (S n). + +Inductive isig (A:Type)(P:A -> Type) : Type := + iexists : forall x : A, P x -> isig P. + +Lemma inv : forall (A:Type)(n n':nat)(ts':illist A n'), n' = S n -> + isig (fun t => isig (fun ts => + eq_dep nat (fun n => illist A n) n' ts' (S n) (illistc t ts))). +Proof. +intros. +dependent inversion ts'. |