diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
| commit | 30815c536baacc07e925f0aef23a5395883173dc (patch) | |
| tree | 2cbcf22585e99f8a87d12d5ff94f392c0d266819 /test/Transforms/Sink/basic.ll | |
| parent | 411bd29eea3c360d5b48a18a17b5e87f5671af0e (diff) | |
Diffstat (limited to 'test/Transforms/Sink/basic.ll')
| -rw-r--r-- | test/Transforms/Sink/basic.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/Transforms/Sink/basic.ll b/test/Transforms/Sink/basic.ll index 54b7f1369de4..23433728c13a 100644 --- a/test/Transforms/Sink/basic.ll +++ b/test/Transforms/Sink/basic.ll @@ -20,3 +20,19 @@ true: false: ret i32 0 } + +; But don't sink volatile loads... + +; CHECK: @foo2 +; CHECK: load volatile +; CHECK-NEXT: store i32 + +define i32 @foo2(i1 %z) { + %l = load volatile i32* @A + store i32 0, i32* @B + br i1 %z, label %true, label %false +true: + ret i32 %l +false: + ret i32 0 +} |