1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/StackColoring.cpp b/lib/CodeGen/StackColoring.cpp
index faf94b6..7572803 100644
--- a/lib/CodeGen/StackColoring.cpp
+++ b/lib/CodeGen/StackColoring.cpp
@@ -364,7 +364,7 @@ void StackColoring::calculateLocalLiveness() {
       }
     }
 
-    BBSet = NextBBSet;
+    BBSet = std::move(NextBBSet);
   }// while changed.
 }