From e1a37cba9c8f03d5292c0d420d4ac9dd6226a210 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 23 Sep 2003 20:26:38 +0000
Subject: [PATCH] new testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8688 91177308-0d34-0410-b5e6-96231b3b80d8
---
.../IndVarsSimplify/2003-09-23-NotAtTop.ll | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
create mode 100644 test/Transforms/IndVarsSimplify/2003-09-23-NotAtTop.ll
diff --git a/test/Transforms/IndVarsSimplify/2003-09-23-NotAtTop.ll b/test/Transforms/IndVarsSimplify/2003-09-23-NotAtTop.ll
new file mode 100644
index 00000000000..64c1051f34f
--- /dev/null
+++ b/test/Transforms/IndVarsSimplify/2003-09-23-NotAtTop.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | opt -indvars | llvm-dis | grep -C 1 Loop: | grep Canonical
+
+; The indvar simplification code should ensure that the first PHI in the block
+; is the canonical one!
+
+int %test() {
+ br label %Loop
+Loop:
+ %NonIndvar = phi int [200, %0], [%NonIndvarNext, %Loop]
+ %Canonical = phi int [0, %0], [%CanonicalNext, %Loop]
+
+ %NonIndvarNext = div int %NonIndvar, 2
+ %CanonicalNext = add int %Canonical, 1
+ br label %Loop
+}
+