1; RUN: llvm-as < %s | llvm-dis | llvm-as | llvm-dis | FileCheck --check-prefix=CHECK --check-prefix=CHECK-UNMAT %s
2; RUN: llvm-as < %s | llvm-dis -materialize-metadata | FileCheck --check-prefix=CHECK-UNMAT %s
3; RUN: verify-uselistorder %s
4
5; CHECK-UNMAT: @global = global i32 0, !foo [[M2:![0-9]+]], !foo [[M3:![0-9]+]], !baz [[M3]]
6@global = global i32 0, !foo !2, !foo !3, !baz !3
7
8; CHECK-LABEL: @test
9; CHECK: ret void, !foo [[M0:![0-9]+]], !bar [[M1:![0-9]+]]
10define void @test() !dbg !1 {
11  add i32 2, 1, !bar !0
12  add i32 1, 2, !foo !1
13  call void @llvm.dbg.func.start(metadata !"foo")
14  extractvalue {{i32, i32}, i32} undef, 0, 1, !foo !0
15  ret void, !foo !0, !bar !1
16}
17
18; CHECK: define void @test2() !foo [[M2]] !baz [[M3]]
19define void @test2() !foo !2 !baz !3 {
20  unreachable
21}
22
23; CHECK: define void @test3() !bar [[M3]]
24; CHECK: unreachable, !bar [[M4:![0-9]+]]
25define void @test3() !bar !3 {
26  unreachable, !bar !4
27}
28
29; CHECK-LABEL: define void @test_attachment_name() {
30; CHECK:   unreachable, !\342abc [[M4]]
31define void @test_attachment_name() {
32  ;; Escape the first character when printing text IR, since it's a digit
33  unreachable, !\34\32abc !4
34}
35
36; CHECK-UNMAT: [[M2]] = distinct !{}
37; CHECK-UNMAT: [[M3]] = distinct !{}
38; CHECK: [[M0]] = !DILocation
39; CHECK: [[M1]] = distinct !DISubprogram
40; CHECK: [[M4]] = distinct !{}
41
42!llvm.module.flags = !{!7}
43!llvm.dbg.cu = !{!5}
44!0 = !DILocation(line: 662302, column: 26, scope: !1)
45!1 = distinct !DISubprogram(name: "foo", isDefinition: true, unit: !5)
46!2 = distinct !{}
47!3 = distinct !{}
48!4 = distinct !{}
49!5 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang",
50                             file: !6,
51                             isOptimized: true, flags: "-O2",
52                             splitDebugFilename: "abc.debug", emissionKind: 2)
53!6 = !DIFile(filename: "path/to/file", directory: "/path/to/dir")
54!7 = !{i32 2, !"Debug Info Version", i32 3}
55
56declare void @llvm.dbg.func.start(metadata) nounwind readnone
57
58!foo = !{ !0 }
59!bar = !{ !1 }
60