diff options
Diffstat (limited to 'test/Transforms/ObjCARC/contract-marker.ll')
| -rw-r--r-- | test/Transforms/ObjCARC/contract-marker.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/Transforms/ObjCARC/contract-marker.ll b/test/Transforms/ObjCARC/contract-marker.ll new file mode 100644 index 0000000..01d978a --- /dev/null +++ b/test/Transforms/ObjCARC/contract-marker.ll @@ -0,0 +1,23 @@ +; RUN: opt -S -objc-arc-contract < %s | FileCheck %s + +; CHECK: %call = tail call i32* @qux() +; CHECK-NEXT: %tcall = bitcast i32* %call to i8* +; CHECK-NEXT: call void asm sideeffect "mov\09r7, r7\09\09@ marker for objc_retainAutoreleaseReturnValue", ""() +; CHECK-NEXT: %0 = tail call i8* @objc_retainAutoreleasedReturnValue(i8* %tcall) nounwind + +define void @foo() { +entry: + %call = tail call i32* @qux() + %tcall = bitcast i32* %call to i8* + %0 = tail call i8* @objc_retainAutoreleasedReturnValue(i8* %tcall) nounwind + tail call void @bar(i8* %0) + ret void +} + +declare i32* @qux() +declare i8* @objc_retainAutoreleasedReturnValue(i8*) +declare void @bar(i8*) + +!clang.arc.retainAutoreleasedReturnValueMarker = !{!0} + +!0 = metadata !{metadata !"mov\09r7, r7\09\09@ marker for objc_retainAutoreleaseReturnValue"} |
