From e1a37cba9c8f03d5292c0d420d4ac9dd6226a210 Mon Sep 17 00:00:00 2001 From: Chris Lattner 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 +} + -- 2.34.1