From 20182ac0c7935e3d70fb837a48feca47e00a613e Mon Sep 17 00:00:00 2001
From: John McCall <rjmccall@apple.com>
Date: Fri, 22 Mar 2013 21:38:36 +0000
Subject: Kill every call to @clang.arc.use in the ARC contract phase.

llvm-svn: 177769
---
 llvm/test/Transforms/ObjCARC/contract.ll | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'llvm/test/Transforms/ObjCARC/contract.ll')

diff --git a/llvm/test/Transforms/ObjCARC/contract.ll b/llvm/test/Transforms/ObjCARC/contract.ll
index b6fba596034..0b60683d999 100644
--- a/llvm/test/Transforms/ObjCARC/contract.ll
+++ b/llvm/test/Transforms/ObjCARC/contract.ll
@@ -162,4 +162,15 @@ return:                                           ; preds = %if.then, %entry
   ret i8* %retval
 }
 
+; Kill calls to @clang.arc.use(...)
+; CHECK: define void @test9(
+; CHECK-NOT: clang.arc.use
+; CHECK: }
+define void @test9(i8* %a, i8* %b) {
+  call void (...)* @clang.arc.use(i8* %a, i8* %b) nounwind
+  ret void
+}
+
+declare void @clang.arc.use(...) nounwind
+
 ; CHECK: attributes [[NUW]] = { nounwind }
-- 
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