From 8cb4a070d491ddd671b049110cc8d0accb08b905 Mon Sep 17 00:00:00 2001
From: Kostya Serebryany <kcc@google.com>
Date: Mon, 26 Mar 2012 17:03:51 +0000
Subject: add tbaa metadata to vtable pointer loads/stores

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@153447 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/CodeGenModule.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'lib/CodeGen/CodeGenModule.cpp')

diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index 1c8f5f65f9..cc19d950fc 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -182,6 +182,12 @@ llvm::MDNode *CodeGenModule::getTBAAInfo(QualType QTy) {
   return TBAA->getTBAAInfo(QTy);
 }
 
+llvm::MDNode *CodeGenModule::getTBAAInfoForVTablePtr() {
+  if (!TBAA)
+    return 0;
+  return TBAA->getTBAAInfoForVTablePtr();
+}
+
 void CodeGenModule::DecorateInstruction(llvm::Instruction *Inst,
                                         llvm::MDNode *TBAAInfo) {
   Inst->setMetadata(llvm::LLVMContext::MD_tbaa, TBAAInfo);
-- 
cgit v1.2.3-70-g09d2