diff --git a/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp b/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
--- a/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
@@ -1737,6 +1737,8 @@
           } else {
             setOrigin(A, getCleanOrigin());
           }
+
+          break;
         }
 
         if (!FArgEagerCheck)