SCCP: update for cmpxchg returning { iN, i1 } now.
I accidentally missed this one since its use looked OK locally.
llvm-svn: 210909
diff --git a/llvm/test/Transforms/SCCP/atomic.ll b/llvm/test/Transforms/SCCP/atomic.ll
new file mode 100644
index 0000000..60d4896
--- /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
+}