From 22695fcec3b206eec0e04c52a089c8b4c520d24b Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Fri, 28 Sep 2012 21:58:29 +0000
Subject: Add basic support for adding !tbaa.struct metadata on llvm.memcpy
 calls for struct assignment.

llvm-svn: 164853
---
 clang/lib/CodeGen/CodeGenModule.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

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

diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index 0a33e80..164031a 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -202,6 +202,12 @@ llvm::MDNode *CodeGenModule::getTBAAInfoForVTablePtr() {
   return TBAA->getTBAAInfoForVTablePtr();
 }
 
+llvm::MDNode *CodeGenModule::getTBAAStructInfo(QualType QTy) {
+  if (!TBAA)
+    return 0;
+  return TBAA->getTBAAStructInfo(QTy);
+}
+
 void CodeGenModule::DecorateInstruction(llvm::Instruction *Inst,
                                         llvm::MDNode *TBAAInfo) {
   Inst->setMetadata(llvm::LLVMContext::MD_tbaa, TBAAInfo);
-- 
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