From dce4a407a24b04eebc6a376f8e62b41aaa7b071f Mon Sep 17 00:00:00 2001
From: Stephen Hines <srhines@google.com>
Date: Thu, 29 May 2014 02:49:00 -0700
Subject: Update LLVM for 3.5 rebase (r209712).

Change-Id: I149556c940fb7dc92d075273c87ff584f400941f
---
 test/Transforms/SimplifyCFG/extract-cost.ll | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 test/Transforms/SimplifyCFG/extract-cost.ll

(limited to 'test/Transforms/SimplifyCFG/extract-cost.ll')

diff --git a/test/Transforms/SimplifyCFG/extract-cost.ll b/test/Transforms/SimplifyCFG/extract-cost.ll
new file mode 100644
index 0000000..9c86725
--- /dev/null
+++ b/test/Transforms/SimplifyCFG/extract-cost.ll
@@ -0,0 +1,22 @@
+; RUN: opt -simplifycfg -S  < %s | FileCheck %s
+
+declare { i32, i1 } @llvm.uadd.with.overflow.i32(i32, i32) #1
+
+define i32 @f(i32 %a, i32 %b) #0 {
+entry:
+  %uadd = tail call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %a, i32 %b)
+  %cmp = extractvalue { i32, i1 } %uadd, 1
+  br i1 %cmp, label %return, label %if.end
+
+if.end:                                           ; preds = %entry
+  %0 = extractvalue { i32, i1 } %uadd, 0
+  br label %return
+
+return:                                           ; preds = %entry, %if.end
+  %retval.0 = phi i32 [ %0, %if.end ], [ 0, %entry ]
+  ret i32 %retval.0
+
+; CHECK-LABEL: @f(
+; CHECK-NOT: phi
+; CHECK: select
+}
-- 
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