Index: lib/Transforms/Scalar/Scalarizer.cpp
===================================================================
--- lib/Transforms/Scalar/Scalarizer.cpp
+++ lib/Transforms/Scalar/Scalarizer.cpp
@@ -175,8 +175,8 @@
 
   ScatterMap Scattered;
   GatherList Gathered;
-  unsigned ParallelLoopAccessMDKind;
-  bool ScalarizeLoadStore;
+  unsigned ParallelLoopAccessMDKind = 0;
+  bool ScalarizeLoadStore = false;
 };
 
 char Scalarizer::ID = 0;