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; RUN: opt -S -objc-arc < %s | FileCheck %s
declare i8* @objc_retain(i8*)
declare void @objc_release(i8*)
declare i8* @objc_msgSend(i8*, i8*, ...)
declare void @use_pointer(i8*)
declare void @callee()
; ARCOpt shouldn't try to move the releases to the block containing the invoke.
; CHECK: define void @test0(
; CHECK: invoke.cont:
; CHECK: call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
; CHECK: ret void
; CHECK: lpad:
; CHECK: call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
; CHECK: ret void
define void @test0(i8* %zipFile) {
entry:
call i8* @objc_retain(i8* %zipFile) nounwind
call void @use_pointer(i8* %zipFile)
invoke void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*)*)(i8* %zipFile)
to label %invoke.cont unwind label %lpad
invoke.cont: ; preds = %entry
call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
ret void
lpad: ; preds = %entry
%exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0
cleanup
call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
ret void
}
; ARCOpt should move the release before the callee calls.
; CHECK: define void @test1(
; CHECK: invoke.cont:
; CHECK: call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
; CHECK: call void @callee()
; CHECK: br label %done
; CHECK: lpad:
; CHECK: call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
; CHECK: call void @callee()
; CHECK: br label %done
; CHECK: done:
; CHECK-NEXT: ret void
define void @test1(i8* %zipFile) {
entry:
call i8* @objc_retain(i8* %zipFile) nounwind
call void @use_pointer(i8* %zipFile)
invoke void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*)*)(i8* %zipFile)
to label %invoke.cont unwind label %lpad
invoke.cont: ; preds = %entry
call void @callee()
br label %done
lpad: ; preds = %entry
%exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0
cleanup
call void @callee()
br label %done
done:
call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
ret void
}
declare i32 @__gxx_personality_v0(...)
!0 = metadata !{}
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