1 ; RUN: llc -O0 %s -mtriple=x86_64-apple-darwin -filetype=obj -o %t 2 ; RUN: llvm-dwarfdump %t | FileCheck %s 3 4 ; rdar://13071590 5 ; Check we are not emitting mutliple AT_const_value for a single member. 6 ; CHECK: .debug_info contents: 7 ; CHECK: DW_TAG_compile_unit 8 ; CHECK: DW_TAG_class_type 9 ; CHECK: DW_TAG_member 10 ; CHECK: badbit 11 ; CHECK: DW_AT_const_value [DW_FORM_sdata] (1) 12 ; CHECK-NOT: DW_AT_const_value 13 ; CHECK: NULL 14 15 %"class.std::basic_ostream" = type { i32 (...)**, %"class.std::basic_os" } 16 %"class.std::basic_os" = type { %"class.std::os_base", %"class.std::basic_ostream"*, i8, i8 } 17 %"class.std::os_base" = type { i32 (...)**, i64, i64, i32, i32, i32 } 18 19 @_ZSt4cout = external global %"class.std::basic_ostream" 20 @.str = private unnamed_addr constant [6 x i8] c"c is \00", align 1 21 22 define i32 @main() !dbg !960 { 23 entry: 24 %call1.i = tail call %"class.std::basic_ostream"* @test(%"class.std::basic_ostream"* @_ZSt4cout, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i64 5) 25 ret i32 0 26 } 27 28 declare %"class.std::basic_ostream"* @test(%"class.std::basic_ostream"*, i8*, i64) 29 30 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone 31 32 !llvm.dbg.cu = !{!0} 33 !llvm.module.flags = !{!1803} 34 35 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.3 (trunk 174207)", isOptimized: true, emissionKind: 0, file: !1802, enums: !1, retainedTypes: !955, subprograms: !956, globals: !1786, imports: !955) 36 !1 = !{!26} 37 !4 = !DINamespace(name: "std", line: 48, scope: !5) 38 !5 = !DIFile(filename: "os_base.h", directory: "/privite/tmp") 39 !25 = !DIEnumerator(name: "_S_os_fmtflags_end", value: 65536) ; [ DW_TAG_enumerator ] 40 !26 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "_Ios_Iostate", line: 146, size: 32, align: 32, file: !1801, scope: !4, elements: !27) 41 !27 = !{!28, !29, !30, !31, !32} 42 !28 = !DIEnumerator(name: "_S_goodbit", value: 0) ; [ DW_TAG_enumerator ] [_S_goodbit :: 0] 43 !29 = !DIEnumerator(name: "_S_badbit", value: 1) ; [ DW_TAG_enumerator ] [_S_badbit :: 1] 44 !30 = !DIEnumerator(name: "_S_eofbit", value: 2) ; [ DW_TAG_enumerator ] [_S_eofbit :: 2] 45 !31 = !DIEnumerator(name: "_S_failbit", value: 4) ; [ DW_TAG_enumerator ] [_S_failbit :: 4] 46 !32 = !DIEnumerator(name: "_S_os_ostate_end", value: 65536) ; [ DW_TAG_enumerator ] [_S_os_ostate_end :: 65536] 47 !49 = !DICompositeType(tag: DW_TAG_class_type, name: "os_base", line: 200, size: 1728, align: 64, file: !1801, scope: !4, elements: !50, vtableHolder: !49) 48 !50 = !{!77} 49 !54 = !DISubroutineType(types: !55) 50 !55 = !{!56} 51 !56 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 52 !77 = !DIDerivedType(tag: DW_TAG_member, name: "badbit", line: 331, flags: DIFlagStaticMember, file: !1801, scope: !49, baseType: !78, extraData: i32 1) 53 !78 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !79) 54 !79 = !DIDerivedType(tag: DW_TAG_typedef, name: "ostate", line: 327, file: !1801, scope: !49, baseType: !26) 55 !955 = !{} 56 !956 = !{!960} 57 !960 = distinct !DISubprogram(name: "main", line: 73, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 73, file: !1802, scope: null, type: !54, variables: !955) 58 !961 = !DIFile(filename: "student2.cpp", directory: "/privite/tmp") 59 !1786 = !{!1800} 60 !1800 = !DIGlobalVariable(name: "badbit", linkageName: "badbit", line: 331, isLocal: true, isDefinition: true, scope: !5, file: !5, type: !78, variable: i32 1, declaration: !77) 61 !1801 = !DIFile(filename: "os_base.h", directory: "/privite/tmp") 62 !1802 = !DIFile(filename: "student2.cpp", directory: "/privite/tmp") 63 !1803 = !{i32 1, !"Debug Info Version", i32 3} 64
