Fix an oversight: don't run ARC optimization cleanup at -O0.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154052 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/BackendUtil.cpp b/lib/CodeGen/BackendUtil.cpp
index a65ae82c1db8cd8de426427cbef96c1bcbadbcf4..edc3a47186c0b4ddd80712fed170c61db46dd0ea 100644 (file)
--- a/lib/CodeGen/BackendUtil.cpp
+++ b/lib/CodeGen/BackendUtil.cpp
@@ -382,7 +382,8 @@ bool EmitAssemblyHelper::AddEmitPasses(BackendAction Action,
   // Add ObjC ARC final-cleanup optimizations. This is done as part of the
   // "codegen" passes so that it isn't run multiple times when there is
   // inlining happening.
-  if (LangOpts.ObjCAutoRefCount)
+  if (LangOpts.ObjCAutoRefCount &&
+      CodeGenOpts.OptimizationLevel > 0)
     PM->add(createObjCARCContractPass());
 
   if (TM->addPassesToEmitFile(*PM, OS, CGFT,