From 2d175064ab6299be95b440ae54ed10eeabf0ecd1 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 13 Oct 2009 17:39:29 +0000 Subject: [PATCH] don't use dead loads as tests. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83985 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Analysis/BasicAA/cas.ll | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/test/Analysis/BasicAA/cas.ll b/test/Analysis/BasicAA/cas.ll index 87772bfb44d..4ce7811634e 100644 --- a/test/Analysis/BasicAA/cas.ll +++ b/test/Analysis/BasicAA/cas.ll @@ -1,4 +1,4 @@ -; RUN: opt < %s -basicaa -gvn -S | grep load | count 1 +; RUN: opt < %s -basicaa -gvn -instcombine -S | grep {ret i32 0} @flag0 = internal global i32 zeroinitializer @turn = internal global i32 zeroinitializer @@ -6,9 +6,10 @@ define i32 @main() { %a = load i32* @flag0 - %b = tail call i32 @llvm.atomic.swap.i32.p0i32(i32* @turn, i32 1) + %b = tail call i32 @llvm.atomic.swap.i32.p0i32(i32* @turn, i32 1) %c = load i32* @flag0 - ret i32 %c + %d = sub i32 %a, %c + ret i32 %d } declare i32 @llvm.atomic.swap.i32.p0i32(i32*, i32) nounwind \ No newline at end of file