|  | ; RUN: llc -filetype=asm -asm-verbose=0 -O0 -dwarf-extended-loc=Enable < %s | FileCheck %s --check-prefix ENABLED --check-prefix CHECK | 
|  | ; RUN: llc -filetype=asm -asm-verbose=0 -O0 -dwarf-extended-loc=Disable < %s | FileCheck %s --check-prefix DISABLED --check-prefix CHECK | 
|  |  | 
|  | ; Check that the assembly output properly handles is_stmt changes. And since | 
|  | ; we're testing anyway, check the integrated assembler too. | 
|  |  | 
|  | ; Generated with clang from multiline.c: | 
|  | ; void f1(); | 
|  | ; void f2() { | 
|  | ;   f1(); f1(); f1(); | 
|  | ;   f1(); f1(); f1(); | 
|  | ; } | 
|  |  | 
|  |  | 
|  | ; CHECK: .loc 1 2 0{{$}} | 
|  | ; CHECK-NOT: .loc{{ }} | 
|  | ; ENABLED: .loc 1 3 3 prologue_end{{$}} | 
|  | ; DISABLED: .loc 1 3 3{{$}} | 
|  | ; CHECK-NOT: .loc | 
|  | ; ENABLED: .loc 1 3 9 is_stmt 0{{$}} | 
|  | ; DISABLED: .loc 1 3 9{{$}} | 
|  | ; CHECK-NOT: .loc | 
|  | ; CHECK: .loc 1 3 15{{$}} | 
|  | ; CHECK-NOT: .loc | 
|  | ; ENABLED: .loc 1 4 3 is_stmt 1{{$}} | 
|  | ; DISABLED: .loc 1 4 3{{$}} | 
|  | ; CHECK-NOT: .loc | 
|  | ; ENABLED: .loc 1 4 9 is_stmt 0{{$}} | 
|  | ; DISABLED: .loc 1 4 9{{$}} | 
|  | ; CHECK-NOT: .loc | 
|  | ; CHECK: .loc 1 4 15{{$}} | 
|  | ; CHECK-NOT: .loc | 
|  | ; ENABLED: .loc 1 5 1 is_stmt 1{{$}} | 
|  | ; DISABLED: .loc 1 5 1{{$}} | 
|  |  | 
|  | ; Function Attrs: nounwind uwtable | 
|  | define void @f2() #0 !dbg !4 { | 
|  | entry: | 
|  | call void (...) @f1(), !dbg !11 | 
|  | call void (...) @f1(), !dbg !12 | 
|  | call void (...) @f1(), !dbg !13 | 
|  | call void (...) @f1(), !dbg !14 | 
|  | call void (...) @f1(), !dbg !15 | 
|  | call void (...) @f1(), !dbg !16 | 
|  | ret void, !dbg !17 | 
|  | } | 
|  |  | 
|  | declare void @f1(...) #1 | 
|  |  | 
|  | attributes #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" } | 
|  | attributes #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" } | 
|  |  | 
|  | !llvm.dbg.cu = !{!0} | 
|  | !llvm.module.flags = !{!8, !9} | 
|  | !llvm.ident = !{!10} | 
|  |  | 
|  | !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) | 
|  | !1 = !DIFile(filename: "multiline.c", directory: "/tmp/dbginfo") | 
|  | !2 = !{} | 
|  | !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) | 
|  | !5 = !DIFile(filename: "multiline.c", directory: "/tmp/dbginfo") | 
|  | !6 = !DISubroutineType(types: !7) | 
|  | !7 = !{null} | 
|  | !8 = !{i32 2, !"Dwarf Version", i32 4} | 
|  | !9 = !{i32 2, !"Debug Info Version", i32 3} | 
|  | !10 = !{!"clang version 3.6.0 (trunk 225000) (llvm/trunk 224999)"} | 
|  | !11 = !DILocation(line: 3, column: 3, scope: !4) | 
|  | !12 = !DILocation(line: 3, column: 9, scope: !4) | 
|  | !13 = !DILocation(line: 3, column: 15, scope: !4) | 
|  | !14 = !DILocation(line: 4, column: 3, scope: !4) | 
|  | !15 = !DILocation(line: 4, column: 9, scope: !4) | 
|  | !16 = !DILocation(line: 4, column: 15, scope: !4) | 
|  | !17 = !DILocation(line: 5, column: 1, scope: !4) |