diff --git a/llvm/lib/Analysis/CaptureTracking.cpp b/llvm/lib/Analysis/CaptureTracking.cpp
index f2f8877..a271729 100644
--- a/llvm/lib/Analysis/CaptureTracking.cpp
+++ b/llvm/lib/Analysis/CaptureTracking.cpp
@@ -239,7 +239,7 @@
         if (Count++ >= Threshold)
           return Tracker->tooManyUses();
 
-        if (Visited.insert(&UU))
+        if (Visited.insert(&UU).second)
           if (Tracker->shouldExplore(&UU))
             Worklist.push_back(&UU);
       }