From 6bf04e45122ebfa64880e777e9fd00a24116a77c Mon Sep 17 00:00:00 2001
From: Tim Northover <tnorthover@apple.com>
Date: Fri, 13 Jun 2014 14:54:09 +0000
Subject: SCCP: update for cmpxchg returning { iN, i1 } now.

I accidentally missed this one since its use looked OK locally.

llvm-svn: 210909
---
 llvm/test/Transforms/SCCP/atomic.ll | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 llvm/test/Transforms/SCCP/atomic.ll

(limited to 'llvm/test/Transforms/SCCP')

diff --git a/llvm/test/Transforms/SCCP/atomic.ll b/llvm/test/Transforms/SCCP/atomic.ll
new file mode 100644
index 00000000000..60d4896ec2b
--- /dev/null
+++ b/llvm/test/Transforms/SCCP/atomic.ll
@@ -0,0 +1,9 @@
+; RUN: opt < %s -sccp -S | FileCheck %s
+
+define i1 @test_cmpxchg(i32* %addr, i32 %desired, i32 %new) {
+; CHECK-LABEL: @test_cmpxchg
+; CHECK: cmpxchg i32* %addr, i32 %desired, i32 %new seq_cst seq_cst
+  %val = cmpxchg i32* %addr, i32 %desired, i32 %new seq_cst seq_cst
+  %res = extractvalue { i32, i1 } %val, 1
+  ret i1 %res
+}
-- 
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