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llvm-6502/test/Transforms/ObjCARC/contract-marker.ll
2011-06-15 23:37:01 +00:00

24 lines
816 B
LLVM

; 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"}