diff options
Diffstat (limited to 'test')
| -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 54b7f13..81782e9 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: volatile load +; CHECK-NEXT: store i32 + +define i32 @foo2(i1 %z) { + %l = volatile load i32* @A + store i32 0, i32* @B + br i1 %z, label %true, label %false +true: + ret i32 %l +false: + ret i32 0 +} |