Look at the full quantifier to find loops, not just the term.

1 files changed, 1 insertions, 1 deletions

diff --git a/Source/Dafny/Triggers/TriggerExtensions.cs b/Source/Dafny/Triggers/TriggerExtensions.cs
index 02deb92f..71414eee 100644
--- a/Source/Dafny/Triggers/TriggerExtensions.cs
+++ b/Source/Dafny/Triggers/TriggerExtensions.cs
@@ -121,7 +121,7 @@ namespace Microsoft.Dafny.Triggers {
     }

 

     internal static IEnumerable<TriggerMatch> SubexpressionsMatchingTrigger(this QuantifierExpr quantifier, Expression trigger) {

-      return quantifier.Term.AllSubExpressions(true, false) //FIXME should loop detection actually pass true here?

+      return quantifier.AllSubExpressions(true, true)

         .Select(e => TriggerUtils.PrepareExprForInclusionInTrigger(e).MatchAgainst(trigger, quantifier.BoundVars, e))

         .Where(e => e.HasValue).Select(e => e.Value);

     }