From: Kostya Serebryany <kcc@google.com>
Date: Wed, 30 Nov 2011 22:20:21 +0000 (+0000)
Subject: make asan work at -O0, clang part. Patch by glider@google.com
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e5dd2ea8c54663239255f9ba36ce92c978cefd7e;p=clang

make asan work at -O0, clang part. Patch by glider@google.com

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@145531 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/BackendUtil.cpp b/lib/CodeGen/BackendUtil.cpp
index 048011d1f4..c18279058c 100644
--- a/lib/CodeGen/BackendUtil.cpp
+++ b/lib/CodeGen/BackendUtil.cpp
@@ -150,6 +150,8 @@ void EmitAssemblyHelper::CreatePasses() {
   if (LangOpts.AddressSanitizer) {
     PMBuilder.addExtension(PassManagerBuilder::EP_ScalarOptimizerLate,
                            addAddressSanitizerPass);
+    PMBuilder.addExtension(PassManagerBuilder::EP_EnabledOnOptLevel0,
+                           addAddressSanitizerPass);
   }
   
   // Figure out TargetLibraryInfo.