diff options
| author |  Enrico Tassi <gareuselesinge@debian.org> | 2016-12-27 16:53:30 +0100 |
|---|---|---|
| committer | Enrico Tassi <gareuselesinge@debian.org> | 2016-12-27 18:33:25 +0100 |
| commit | 1b92c226e563643da187b8614d5888dc4855eb43 (patch) | |
| tree | c4c3d204b36468b58cb71050ba95f06b8dd7bc2e /test-suite/bugs/closed/4762.v | |
| parent | 7c9b0a702976078b813e6493c1284af62a3f093c (diff) | |
Imported Upstream version 8.6
Diffstat (limited to 'test-suite/bugs/closed/4762.v')
| -rw-r--r-- | test-suite/bugs/closed/4762.v | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/4762.v b/test-suite/bugs/closed/4762.v new file mode 100644 index 00000000..7a87b07a --- /dev/null +++ b/test-suite/bugs/closed/4762.v @@ -0,0 +1,24 @@ +Inductive myand (P Q : Prop) := myconj : P -> Q -> myand P Q. + +Lemma foo P Q R : R = myand P Q -> P -> Q -> R. +Proof. intros ->; constructor; auto. Qed. + +Hint Extern 0 (myand _ _) => eapply foo; [reflexivity| |] : test1. + +Goal forall P Q R : Prop, P -> Q -> R -> myand P (myand Q R). +Proof. + intros. + eauto with test1. +Qed. + +Hint Extern 0 => + match goal with + | |- myand _ _ => eapply foo; [reflexivity| |] + end : test2. + +Goal forall P Q R : Prop, P -> Q -> R -> myand P (myand Q R). +Proof. + intros. + eauto with test2. (* works *) +Qed. + |