From 29536fcbd5690ef39ea0b6d81b14eec51920ea05 Mon Sep 17 00:00:00 2001
From: Bob Wilson <bob.wilson@apple.com>
Date: Tue, 7 Aug 2012 19:58:00 +0000
Subject: Don't complain about -fobjc-link-runtime being unused with
 -fobjc-arc.

If you build with -fobjc-arc, then -fobjc-link-runtime is implied but we
don't need to warn about it being unused in that case.  rdar://12039965

llvm-svn: 161444
---
 clang/lib/Driver/Tools.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'clang/lib/Driver')

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index a0963824000..fcd61b7e0b6 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -174,8 +174,10 @@ static bool isObjCAutoRefCount(const ArgList &Args) {
 
 /// \brief Determine whether we are linking the ObjC runtime.
 static bool isObjCRuntimeLinked(const ArgList &Args) {
-  if (isObjCAutoRefCount(Args))
+  if (isObjCAutoRefCount(Args)) {
+    Args.ClaimAllArgs(options::OPT_fobjc_link_runtime);
     return true;
+  }
   return Args.hasArg(options::OPT_fobjc_link_runtime);
 }
 
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