diff --git a/prelude/tactics.v b/prelude/tactics.v index 5ca37ea3770b482ade80923ddbdf59349d9c6182..9843baa661f8841edec521c0100de61a656bc47f 100644 --- a/prelude/tactics.v +++ b/prelude/tactics.v @@ -303,7 +303,8 @@ Tactic Notation "feed" "destruct" constr(H) "as" simple_intropattern(IP) := It will search for the first subterm of the goal matching [pat], and then call [tac] with that subterm. *) Ltac find_pat pat tac := - match goal with |- context [?x] => unify pat x; tac x || fail 2 + match goal with |- context [?x] => + unify pat x; tryif tac x then idtac else fail 2 end. (** Coq's [firstorder] tactic fails or loops on rather small goals already. In