1; RUN: llc -O0 %s -mtriple=x86_64-apple-darwin -filetype=obj -o %t 2; RUN: llvm-dwarfdump %t | FileCheck %s 3; RUN: llc -O0 %s -mtriple=x86_64-apple-darwin -filetype=obj -o %t -dwarf-version=3 4; RUN: llvm-dwarfdump %t | FileCheck %s -check-prefix=DWARF3 5; RUN: llc < %s -O0 -mtriple=x86_64-apple-macosx10.7 | FileCheck %s -check-prefix=ASM 6 7; rdar://13067005 8; CHECK: .debug_info contents: 9; CHECK: DW_TAG_compile_unit 10; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000) 11; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000) 12; CHECK: DW_AT_high_pc [DW_FORM_data4] (0x00000010) 13; CHECK: DW_TAG_subprogram 14; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000) 15; CHECK: DW_AT_high_pc [DW_FORM_data4] (0x00000010) 16 17; CHECK: DW_TAG_compile_unit 18; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset] (0x0000003c) 19; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000010) 20; CHECK: DW_AT_high_pc [DW_FORM_data4] (0x00000009) 21; CHECK: DW_TAG_subprogram 22; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000010) 23; CHECK: DW_AT_high_pc [DW_FORM_data4] (0x00000009) 24 25 26; CHECK: .debug_line contents: 27; CHECK-NEXT: Line table prologue: 28; CHECK-NEXT: total_length: 0x00000038 29; CHECK: file_names[ 1] 0 0x00000000 0x00000000 simple.c 30; CHECK: Line table prologue: 31; CHECK-NEXT: total_length: 0x00000039 32; CHECK: file_names[ 1] 0 0x00000000 0x00000000 simple2.c 33; CHECK-NOT: file_names 34 35; DWARF3: .debug_info contents: 36; DWARF3: DW_TAG_compile_unit 37; DWARF3: DW_AT_stmt_list [DW_FORM_data4] (0x00000000) 38 39; DWARF3: DW_TAG_compile_unit 40; DWARF3: DW_AT_stmt_list [DW_FORM_data4] (0x0000003c) 41 42 43; DWARF3: .debug_line contents: 44; DWARF3-NEXT: Line table prologue: 45; DWARF3-NEXT: total_length: 0x00000038 46; DWARF3: file_names[ 1] 0 0x00000000 0x00000000 simple.c 47; DWARF3: Line table prologue: 48; DWARF3-NEXT: total_length: 0x00000039 49; DWARF3: file_names[ 1] 0 0x00000000 0x00000000 simple2.c 50; DWARF3-NOT: file_names 51 52; PR15408 53; ASM: Lcu_begin0: 54; ASM: Lset3 = Lline_table_start0-Lsection_line ## DW_AT_stmt_list 55; ASM-NEXT: .long Lset3 56; ASM: Lcu_begin1: 57; ASM: Lset13 = Lline_table_start0-Lsection_line ## DW_AT_stmt_list 58; ASM-NEXT: .long Lset13 59define i32 @test(i32 %a) nounwind uwtable ssp { 60entry: 61 %a.addr = alloca i32, align 4 62 store i32 %a, i32* %a.addr, align 4 63 call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !15, metadata !MDExpression()), !dbg !16 64 %0 = load i32, i32* %a.addr, align 4, !dbg !17 65 %call = call i32 @fn(i32 %0), !dbg !17 66 ret i32 %call, !dbg !17 67} 68 69declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 70 71define i32 @fn(i32 %a) nounwind uwtable ssp { 72entry: 73 %a.addr = alloca i32, align 4 74 store i32 %a, i32* %a.addr, align 4 75 call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !19, metadata !MDExpression()), !dbg !20 76 %0 = load i32, i32* %a.addr, align 4, !dbg !21 77 ret i32 %0, !dbg !21 78} 79 80!llvm.dbg.cu = !{!0, !10} 81!llvm.module.flags = !{!25} 82!0 = !MDCompileUnit(language: DW_LANG_C99, producer: "clang version 3.3", isOptimized: false, emissionKind: 1, file: !23, enums: !1, retainedTypes: !1, subprograms: !3, globals: !1, imports: !1) 83!1 = !{} 84!3 = !{!5} 85!5 = !MDSubprogram(name: "test", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !23, scope: !6, type: !7, function: i32 (i32)* @test, variables: !1) 86!6 = !MDFile(filename: "simple.c", directory: "/private/tmp") 87!7 = !MDSubroutineType(types: !8) 88!8 = !{!9, !9} 89!9 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 90!10 = !MDCompileUnit(language: DW_LANG_C99, producer: "clang version 3.3 (trunk 172862)", isOptimized: false, emissionKind: 1, file: !24, enums: !1, retainedTypes: !1, subprograms: !11, globals: !1, imports: !1) 91!11 = !{!13} 92!13 = !MDSubprogram(name: "fn", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !24, scope: !14, type: !7, function: i32 (i32)* @fn, variables: !1) 93!14 = !MDFile(filename: "simple2.c", directory: "/private/tmp") 94!15 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 2, arg: 1, scope: !5, file: !6, type: !9) 95!16 = !MDLocation(line: 2, scope: !5) 96!17 = !MDLocation(line: 4, scope: !18) 97!18 = distinct !MDLexicalBlock(line: 3, column: 0, file: !23, scope: !5) 98!19 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 1, arg: 1, scope: !13, file: !14, type: !9) 99!20 = !MDLocation(line: 1, scope: !13) 100!21 = !MDLocation(line: 2, scope: !22) 101!22 = distinct !MDLexicalBlock(line: 1, column: 0, file: !24, scope: !13) 102!23 = !MDFile(filename: "simple.c", directory: "/private/tmp") 103!24 = !MDFile(filename: "simple2.c", directory: "/private/tmp") 104!25 = !{i32 1, !"Debug Info Version", i32 3} 105