1; RUN: llc -filetype=asm -asm-verbose=0 -O0 -dwarf-extended-loc=Enable < %s | FileCheck %s --check-prefix ENABLED --check-prefix CHECK
2; RUN: llc -filetype=asm -asm-verbose=0 -O0 -dwarf-extended-loc=Disable < %s | FileCheck %s --check-prefix DISABLED --check-prefix CHECK
3
4; Check that the assembly output properly handles is_stmt changes. And since
5; we're testing anyway, check the integrated assembler too.
6
7; Generated with clang from multiline.c:
8; void f1();
9; void f2() {
10;   f1(); f1(); f1();
11;   f1(); f1(); f1();
12; }
13
14
15; CHECK: .loc 1 2 0{{$}}
16; CHECK-NOT: .loc{{ }}
17; ENABLED: .loc 1 3 3 prologue_end{{$}}
18; DISABLED: .loc 1 3 3{{$}}
19; CHECK-NOT: .loc
20; ENABLED: .loc 1 3 9 is_stmt 0{{$}}
21; DISABLED: .loc 1 3 9{{$}}
22; CHECK-NOT: .loc
23; CHECK: .loc 1 3 15{{$}}
24; CHECK-NOT: .loc
25; ENABLED: .loc 1 4 3 is_stmt 1{{$}}
26; DISABLED: .loc 1 4 3{{$}}
27; CHECK-NOT: .loc
28; ENABLED: .loc 1 4 9 is_stmt 0{{$}}
29; DISABLED: .loc 1 4 9{{$}}
30; CHECK-NOT: .loc
31; CHECK: .loc 1 4 15{{$}}
32; CHECK-NOT: .loc
33; ENABLED: .loc 1 5 1 is_stmt 1{{$}}
34; DISABLED: .loc 1 5 1{{$}}
35
36; Function Attrs: nounwind uwtable
37define void @f2() #0 !dbg !4 {
38entry:
39  call void (...) @f1(), !dbg !11
40  call void (...) @f1(), !dbg !12
41  call void (...) @f1(), !dbg !13
42  call void (...) @f1(), !dbg !14
43  call void (...) @f1(), !dbg !15
44  call void (...) @f1(), !dbg !16
45  ret void, !dbg !17
46}
47
48declare void @f1(...) #1
49
50attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
51attributes #1 = { "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
52
53!llvm.dbg.cu = !{!0}
54!llvm.module.flags = !{!8, !9}
55!llvm.ident = !{!10}
56
57!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.6.0 (trunk 225000) (llvm/trunk 224999)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
58!1 = !DIFile(filename: "multiline.c", directory: "/tmp/dbginfo")
59!2 = !{}
60!4 = distinct !DISubprogram(name: "f2", line: 2, isLocal: false, isDefinition: true, isOptimized: false, unit: !0, scopeLine: 2, file: !1, scope: !5, type: !6, retainedNodes: !2)
61!5 = !DIFile(filename: "multiline.c", directory: "/tmp/dbginfo")
62!6 = !DISubroutineType(types: !7)
63!7 = !{null}
64!8 = !{i32 2, !"Dwarf Version", i32 4}
65!9 = !{i32 2, !"Debug Info Version", i32 3}
66!10 = !{!"clang version 3.6.0 (trunk 225000) (llvm/trunk 224999)"}
67!11 = !DILocation(line: 3, column: 3, scope: !4)
68!12 = !DILocation(line: 3, column: 9, scope: !4)
69!13 = !DILocation(line: 3, column: 15, scope: !4)
70!14 = !DILocation(line: 4, column: 3, scope: !4)
71!15 = !DILocation(line: 4, column: 9, scope: !4)
72!16 = !DILocation(line: 4, column: 15, scope: !4)
73!17 = !DILocation(line: 5, column: 1, scope: !4)
74