samsonov added a subscriber: samsonov.

================
Comment at: lib/CodeGen/CGExpr.cpp:2494
@@ +2493,3 @@
+  llvm::Value *ValidVtable = nullptr;
+  if (CheckAndAppendValidVtable) {
+    llvm::Value *AllVtables = llvm::MetadataAsValue::get(
----------------
This is really ugly. Why are you not passing it down in DynamicArgs? Is it 
performance penalty you don't want to pay if the check will not succeed? How 
large will it be?


Repository:
  rL LLVM

http://reviews.llvm.org/D16823



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