1 ; RUN: opt -strip-dead-debug-info -verify %s -S | FileCheck %s 2 3 ; CHECK: ModuleID = '{{.*}}' 4 ; CHECK-NOT: "bar" 5 ; CHECK-NOT: "abcd" 6 7 @xyz = global i32 2 8 9 ; Function Attrs: nounwind readnone 10 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #0 11 12 ; Function Attrs: nounwind readnone ssp 13 define i32 @fn() #1 !dbg !6 { 14 entry: 15 ret i32 0, !dbg !18 16 } 17 18 ; Function Attrs: nounwind readonly ssp 19 define i32 @foo(i32 %i) #2 !dbg !10 { 20 entry: 21 tail call void @llvm.dbg.value(metadata i32 %i, i64 0, metadata !15, metadata !DIExpression()), !dbg !20 22 %.0 = load i32, i32* @xyz, align 4 23 ret i32 %.0, !dbg !21 24 } 25 26 attributes #0 = { nounwind readnone } 27 attributes #1 = { nounwind readnone ssp } 28 attributes #2 = { nounwind readonly ssp } 29 30 !llvm.dbg.cu = !{!0} 31 !llvm.module.flags = !{!25} 32 33 !0 = distinct !DICompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !{}, retainedTypes: !{}, globals: !24) 34 !1 = !DIFile(filename: "g.c", directory: "/tmp/") 35 !2 = !{null} 36 !3 = distinct !DISubprogram(name: "bar", line: 5, isLocal: true, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !0, file: !1, scope: null, type: !4) 37 !4 = !DISubroutineType(types: !2) 38 !5 = !DIFile(filename: "g.c", directory: "/tmp/") 39 !6 = distinct !DISubprogram(name: "fn", linkageName: "fn", line: 6, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !0, file: !1, scope: null, type: !7) 40 !7 = !DISubroutineType(types: !8) 41 !8 = !{!9} 42 !9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 43 !10 = distinct !DISubprogram(name: "foo", linkageName: "foo", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !0, file: !1, scope: null, type: !11) 44 !11 = !DISubroutineType(types: !12) 45 !12 = !{!9, !9} 46 !13 = !DILocalVariable(name: "bb", line: 5, scope: !14, file: !5, type: !9) 47 !14 = distinct !DILexicalBlock(line: 5, column: 0, file: !1, scope: !3) 48 !15 = !DILocalVariable(name: "i", line: 7, arg: 1, scope: !10, file: !5, type: !9) 49 !16 = !DIGlobalVariable(name: "abcd", line: 2, isLocal: true, isDefinition: true, scope: !5, file: !5, type: !9) 50 !17 = !DIGlobalVariable(name: "xyz", line: 3, isLocal: false, isDefinition: true, scope: !5, file: !5, type: !9, variable: i32* @xyz) 51 !18 = !DILocation(line: 6, scope: !19) 52 !19 = distinct !DILexicalBlock(line: 6, column: 0, file: !1, scope: !6) 53 !20 = !DILocation(line: 7, scope: !10) 54 !21 = !DILocation(line: 10, scope: !22) 55 !22 = distinct !DILexicalBlock(line: 7, column: 0, file: !1, scope: !10) 56 !24 = !{!16, !17} 57 !25 = !{i32 1, !"Debug Info Version", i32 3} 58
