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authorGravatar Enrico Tassi <gareuselesinge@debian.org>2015-01-25 14:42:51 +0100
committerGravatar Enrico Tassi <gareuselesinge@debian.org>2015-01-25 14:42:51 +0100
commit7cfc4e5146be5666419451bdd516f1f3f264d24a (patch)
treee4197645da03dc3c7cc84e434cc31d0a0cca7056 /test-suite/success/ltac_plus.v
parent420f78b2caeaaddc6fe484565b2d0e49c66888e5 (diff)
Imported Upstream version 8.5~beta1+dfsg
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+(** Checks that Ltac's '+' tactical works as intended. *)
+
+Goal forall (A B C D:Prop), (A->C) -> (B->C) -> (D->C) -> B -> C.
+Proof.
+ intros A B C D h0 h1 h2 h3.
+ (* backtracking *)
+ (apply h0 + apply h1);apply h3.
+ Undo.
+ Fail ((apply h0+apply h2) || apply h1); apply h3.
+ (* interaction with || *)
+ ((apply h0+apply h1) || apply h2); apply h3.
+Qed. \ No newline at end of file