From: Dan Gohman <gohman@apple.com>
Date: Tue, 11 Mar 2008 21:47:57 +0000 (+0000)
Subject: Make this test more challenging to help it avoid being
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=a8ab8938a724d4ced548103257281c871d0422bd;p=oota-llvm.git

Make this test more challenging to help it avoid being
optimized away before it tests what it is intended to test.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48251 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/Transforms/SimplifyCFG/PhiBlockMerge2.ll b/test/Transforms/SimplifyCFG/PhiBlockMerge2.ll
index 3137fa999c0..24b3d118e7b 100644
--- a/test/Transforms/SimplifyCFG/PhiBlockMerge2.ll
+++ b/test/Transforms/SimplifyCFG/PhiBlockMerge2.ll
@@ -5,12 +5,18 @@
 ; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | not grep N:
 ;
 
+declare i1 @foo()
+
 define i32 @test(i1 %a, i1 %b) {
-	br i1 %b, label %N, label %Q
+        %c = call i1 @foo()
+	br i1 %c, label %N, label %P
+P:
+        %d = call i1 @foo()
+	br i1 %d, label %N, label %Q
 Q:
 	br label %N
 N:
-	%W = phi i32 [0, %0], [1, %Q]
+	%W = phi i32 [0, %0], [1, %Q], [2, %P]
 	; This block should be foldable into M
 	br label %M