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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  %exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0
31           cleanup
32  call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
33  ret void
34}
35
36; ARCOpt should move the release before the callee calls.
37
38; CHECK: define void @test1(
39; CHECK: invoke.cont:
40; CHECK:   call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
41; CHECK:   call void @callee()
42; CHECK:   br label %done
43; CHECK: lpad:
44; CHECK:   call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
45; CHECK:   call void @callee()
46; CHECK:   br label %done
47; CHECK: done:
48; CHECK-NEXT: ret void
49define void @test1(i8* %zipFile) {
50entry:
51  call i8* @objc_retain(i8* %zipFile) nounwind
52  call void @use_pointer(i8* %zipFile)
53  invoke void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to void (i8*)*)(i8* %zipFile)
54          to label %invoke.cont unwind label %lpad
55
56invoke.cont:                                      ; preds = %entry
57  call void @callee()
58  br label %done
59
60lpad:                                             ; preds = %entry
61  %exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0
62           cleanup
63  call void @callee()
64  br label %done
65
66done:
67  call void @objc_release(i8* %zipFile) nounwind, !clang.imprecise_release !0
68  ret void
69}
70
71declare i32 @__gxx_personality_v0(...)
72
73!0 = metadata !{}
74