diff options
author | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2010-03-27 14:22:00 +0000 |
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committer | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2010-03-27 14:22:00 +0000 |
commit | eab11e537905472fdcc3257bc9913df82c82b3e4 (patch) | |
tree | 9a790e0f2b61d54dd9e562dac54377273638cc37 /test-suite/bugs/closed | |
parent | d69a67fc06051fd72895b60de4b908317511687f (diff) |
Applied greenrd's patch to fix bug 2255 (injection failed to
detect indirect dependencies).
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@12886 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'test-suite/bugs/closed')
-rw-r--r-- | test-suite/bugs/closed/shouldsucceed/2255.v | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/shouldsucceed/2255.v b/test-suite/bugs/closed/shouldsucceed/2255.v new file mode 100644 index 000000000..bf80ff660 --- /dev/null +++ b/test-suite/bugs/closed/shouldsucceed/2255.v @@ -0,0 +1,21 @@ +(* Check injection in presence of dependencies hidden in applicative terms *) + +Inductive TupleT : nat -> Type := + nilT : TupleT 0 +| consT {n} A : (A -> TupleT n) -> TupleT (S n). + +Inductive Tuple : forall n, TupleT n -> Type := + nil : Tuple _ nilT +| cons {n} A (x : A) (F : A -> TupleT n) : Tuple _ (F x) -> Tuple _ (consT A F). + +Goal forall n A F x X n0 A0 x0 F0 H0 (H : existT (fun n0 : nat => {H0 : TupleT +n0 & Tuple n0 H0}) + (S n0) + (existT (fun H0 : TupleT (S n0) => Tuple (S n0) H0) + (consT A0 F0) (cons A0 x0 F0 H0)) = + existT (fun n0 : nat => {H0 : TupleT n0 & Tuple n0 H0}) + (S n) + (existT (fun H0 : TupleT (S n) => Tuple (S n) H0) + (consT A F) (cons A x F X))), False. +intros. +injection H. |