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1; RUN: opt -S -objc-arc < %s | FileCheck %s
2
3declare i8* @objc_retain(i8*)
4declare void @objc_release(i8*)
5declare i8* @objc_msgSend(i8*, i8*, ...)
6declare void @use_pointer(i8*)
7declare void @callee()
8
9; ARCOpt shouldn't try to move the releases to the block containing the invoke.
10
11; CHECK: define void @test0(
12; CHECK: invoke.cont:
13; CHECK:   call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
14; CHECK:   ret void
15; CHECK: lpad:
16; CHECK:   call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
17; CHECK:   ret void
18define void @test0(i8* %zipFile) {
19entry:
20  call i8* @objc_retain(i8* %zipFile) nounwind
21  call void @use_pointer(i8* %zipFile)
22  invoke void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*)*)(i8* %zipFile)
23          to label %invoke.cont unwind label %lpad
24
25invoke.cont:                                      ; preds = %entry
26  call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
27  ret void
28
29lpad:                                             ; preds = %entry
30  call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
31  ret void
32}
33
34; ARCOpt should move the release before the callee calls.
35
36; CHECK: define void @test1(
37; CHECK: invoke.cont:
38; CHECK:   call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
39; CHECK:   call void @callee()
40; CHECK:   br label %done
41; CHECK: lpad:
42; CHECK:   call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
43; CHECK:   call void @callee()
44; CHECK:   br label %done
45; CHECK: done:
46; CHECK-NEXT: ret void
47define void @test1(i8* %zipFile) {
48entry:
49  call i8* @objc_retain(i8* %zipFile) nounwind
50  call void @use_pointer(i8* %zipFile)
51  invoke void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*)*)(i8* %zipFile)
52          to label %invoke.cont unwind label %lpad
53
54invoke.cont:                                      ; preds = %entry
55  call void @callee()
56  br label %done
57
58lpad:                                             ; preds = %entry
59  call void @callee()
60  br label %done
61
62done:
63  call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
64  ret void
65}
66
67!0 = metadata !{}
68