Merge pull request #26672 from dcci/metadataundefinedpatatino

Author: swift-ci

lib/IRGen/IRGenFunction.h

@@ -663,7 +663,7 @@ class IRGenFunction {
   llvm::Value *LocalSelf = nullptr;
   /// If set, the dynamic Self type is assumed to be equivalent to this exact class.
   CanType LocalSelfType;
-  bool LocalSelfIsExact;
+  bool LocalSelfIsExact = false;
   LocalSelfKind SelfKind;
 };