[ASTContext] Call APValue destructors for MaterializedTemporaryValues

Hopefully this makes the sanitizer build bot happy.

llvm-svn: 245054

clang/lib/AST/ASTContext.cpp

@@ -783,6 +783,10 @@ ASTContext::~ASTContext() {
        A != AEnd; ++A)
     A->second->~AttrVec();
 
+  for (std::pair<const MaterializeTemporaryExpr *, APValue *> &MTVPair :
+       MaterializedTemporaryValues)
+    MTVPair.second->~APValue();
+
   llvm::DeleteContainerSeconds(MangleNumberingContexts);
 }