Fix for MSVC

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@245368 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/EHScopeStack.h

@@ -147,7 +147,7 @@ public:
 
   public:
     Cleanup(const Cleanup &) = default;
-    Cleanup(Cleanup &&) = default;
+    Cleanup(Cleanup &&) {}
     Cleanup() = default;
 
     /// Generation flags.