From 58e06e739371b209f08118a03b11aa9b21ce3c1d Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 21 May 2002 19:22:10 +0000 Subject: [PATCH] New testcase git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2691 91177308-0d34-0410-b5e6-96231b3b80d8 --- .../SimplifyCFG/2002-05-21-PHIElimination.ll | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 test/Transforms/SimplifyCFG/2002-05-21-PHIElimination.ll diff --git a/test/Transforms/SimplifyCFG/2002-05-21-PHIElimination.ll b/test/Transforms/SimplifyCFG/2002-05-21-PHIElimination.ll new file mode 100644 index 00000000000..d5f5077994c --- /dev/null +++ b/test/Transforms/SimplifyCFG/2002-05-21-PHIElimination.ll @@ -0,0 +1,19 @@ +; CFG Simplification is making a loop dead, then changing the add into: +; +; %V1 = add int %V1, 1 +; +; Which is not valid SSA +; +; RUN: as < %s | opt -simplifycfg | dis + +void "test"() { + br bool true, label %end, label %Loop + +Loop: + %V = phi int [0, %0], [%V1, %Loop] + %V1 = add int %V, 1 + + br label %Loop +end: + ret void +} -- 2.34.1