; RUN: llc %s -o %t -filetype=obj -O0 -mtriple=x86_64-unknown-linux-gnu -dwarf-version=4 ; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s -check-prefix=PRESENT ; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s -check-prefix=ABSENT ; RUN: llc %s -o %t -filetype=obj -O0 -mtriple=x86_64-apple-darwin -dwarf-version=4 ; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s -check-prefix=DARWINP ; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s -check-prefix=DARWINA ; Verify that attributes we do want are PRESENT; ; verify that attributes we don't want are ABSENT. ; It's a lot easier to do this in two passes than in one. ; PR14471 ; LLVM IR generated using: clang -emit-llvm -S -g ; (with the Clang part of this patch applied). ; ; class C ; { ; static int a; ; const static bool const_a = true; ; protected: ; static int b; ; const static float const_b = 3.14; ; public: ; static int c; ; const static int const_c = 18; ; int d; ; }; ; ; int C::a = 4; ; int C::b = 2; ; int C::c = 1; ; ; int main() ; { ; C instance_C; ; instance_C.d = 8; ; return C::c; ; } %class.C = type { i32 } @_ZN1C1aE = global i32 4, align 4 @_ZN1C1bE = global i32 2, align 4 @_ZN1C1cE = global i32 1, align 4 define i32 @main() nounwind uwtable !dbg !5 { entry: %retval = alloca i32, align 4 %instance_C = alloca %class.C, align 4 store i32 0, i32* %retval call void @llvm.dbg.declare(metadata %class.C* %instance_C, metadata !29, metadata !DIExpression()), !dbg !30 %d = getelementptr inbounds %class.C, %class.C* %instance_C, i32 0, i32 0, !dbg !31 store i32 8, i32* %d, align 4, !dbg !31 %0 = load i32, i32* @_ZN1C1cE, align 4, !dbg !32 ret i32 %0, !dbg !32 } declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!34} !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.3 (trunk 171914)", isOptimized: false, emissionKind: FullDebug, file: !33, enums: !1, retainedTypes: !1, globals: !10, imports: !1) !1 = !{} !5 = distinct !DISubprogram(name: "main", line: 18, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 23, file: !33, scope: !6, type: !7, variables: !1) !6 = !DIFile(filename: "/usr/local/google/home/blaikie/Development/llvm/src/tools/clang/test/CodeGenCXX/debug-info-static-member.cpp", directory: "/home/blaikie/local/Development/llvm/build/clang/x86-64/Debug/llvm") !7 = !DISubroutineType(types: !8) !8 = !{!9} !9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) !10 = !{!12, !27, !28} !12 = !DIGlobalVariable(name: "a", linkageName: "_ZN1C1aE", line: 14, isLocal: false, isDefinition: true, scope: null, file: !6, type: !9, variable: i32* @_ZN1C1aE, declaration: !15) !13 = !DICompositeType(tag: DW_TAG_class_type, name: "C", line: 1, size: 32, align: 32, file: !33, elements: !14) !14 = !{!15, !16, !19, !20, !23, !24, !26} !15 = !DIDerivedType(tag: DW_TAG_member, name: "a", line: 3, flags: DIFlagPrivate | DIFlagStaticMember, file: !33, scope: !13, baseType: !9) !16 = !DIDerivedType(tag: DW_TAG_member, name: "const_a", line: 4, flags: DIFlagPrivate | DIFlagStaticMember, file: !33, scope: !13, baseType: !17, extraData: i1 true) !17 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !18) !18 = !DIBasicType(tag: DW_TAG_base_type, name: "bool", size: 8, align: 8, encoding: DW_ATE_boolean) !19 = !DIDerivedType(tag: DW_TAG_member, name: "b", line: 6, flags: DIFlagProtected | DIFlagStaticMember, file: !33, scope: !13, baseType: !9) !20 = !DIDerivedType(tag: DW_TAG_member, name: "const_b", line: 7, flags: DIFlagProtected | DIFlagStaticMember, file: !33, scope: !13, baseType: !21, extraData: float 0x40091EB860000000) !21 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !22) !22 = !DIBasicType(tag: DW_TAG_base_type, name: "float", size: 32, align: 32, encoding: DW_ATE_float) !23 = !DIDerivedType(tag: DW_TAG_member, name: "c", line: 9, flags: DIFlagPublic | DIFlagStaticMember, file: !33, scope: !13, baseType: !9) !24 = !DIDerivedType(tag: DW_TAG_member, name: "const_c", line: 10, flags: DIFlagPublic | DIFlagStaticMember, file: !33, scope: !13, baseType: !25, extraData: i32 18) !25 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !9) !26 = !DIDerivedType(tag: DW_TAG_member, name: "d", line: 11, size: 32, align: 32, flags: DIFlagPublic, file: !33, scope: !13, baseType: !9) !27 = !DIGlobalVariable(name: "b", linkageName: "_ZN1C1bE", line: 15, isLocal: false, isDefinition: true, scope: null, file: !6, type: !9, variable: i32* @_ZN1C1bE, declaration: !19) !28 = !DIGlobalVariable(name: "c", linkageName: "_ZN1C1cE", line: 16, isLocal: false, isDefinition: true, scope: null, file: !6, type: !9, variable: i32* @_ZN1C1cE, declaration: !23) !29 = !DILocalVariable(name: "instance_C", line: 20, scope: !5, file: !6, type: !13) !30 = !DILocation(line: 20, scope: !5) !31 = !DILocation(line: 21, scope: !5) !32 = !DILocation(line: 22, scope: !5) !33 = !DIFile(filename: "/usr/local/google/home/blaikie/Development/llvm/src/tools/clang/test/CodeGenCXX/debug-info-static-member.cpp", directory: "/home/blaikie/local/Development/llvm/build/clang/x86-64/Debug/llvm") ; PRESENT verifies that static member declarations have these attributes: ; external, declaration, accessibility, and either DW_AT_linkage_name ; (for variables) or DW_AT_const_value (for constants). ; ; PRESENT: .debug_info contents: ; PRESENT: DW_TAG_variable ; PRESENT-NEXT: DW_AT_specification {{.*}} "a" ; PRESENT-NEXT: DW_AT_location ; PRESENT-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1aE" ; PRESENT: DW_TAG_class_type ; PRESENT-NEXT: DW_AT_name {{.*}} "C" ; PRESENT: DW_TAG_member ; PRESENT-NEXT: DW_AT_name {{.*}} "a" ; PRESENT: DW_AT_external ; PRESENT: DW_AT_declaration ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_private) ; PRESENT: DW_TAG_member ; PRESENT-NEXT: DW_AT_name {{.*}} "const_a" ; PRESENT: DW_AT_external ; PRESENT: DW_AT_declaration ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_private) ; PRESENT: DW_AT_const_value {{.*}} (1) ; PRESENT: DW_TAG_member ; PRESENT-NEXT: DW_AT_name {{.*}} "b" ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_protected) ; PRESENT: DW_TAG_member ; PRESENT-NEXT: DW_AT_name {{.*}} "const_b" ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_protected) ; PRESENT: DW_AT_const_value [DW_FORM_udata] (1078523331) ; PRESENT: DW_TAG_member ; PRESENT-NEXT: DW_AT_name {{.*}} "c" ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public) ; PRESENT: DW_TAG_member ; PRESENT-NEXT: DW_AT_name {{.*}} "const_c" ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public) ; PRESENT: DW_AT_const_value {{.*}} (18) ; While we're here, a normal member has data_member_location and ; accessibility attributes. ; PRESENT: DW_TAG_member ; PRESENT-NEXT: DW_AT_name {{.*}} "d" ; PRESENT: DW_AT_data_member_location ; PRESENT: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public) ; PRESENT: NULL ; Definitions point back to their declarations, and have a location. ; PRESENT: DW_TAG_variable ; PRESENT-NEXT: DW_AT_specification {{.*}} "b" ; PRESENT-NEXT: DW_AT_location ; PRESENT-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1bE" ; PRESENT: DW_TAG_variable ; PRESENT-NEXT: DW_AT_specification {{.*}} "c" ; PRESENT-NEXT: DW_AT_location ; PRESENT-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1cE" ; For Darwin gdb: ; DARWINP: .debug_info contents: ; DARWINP: DW_TAG_variable ; DARWINP-NEXT: DW_AT_specification {{.*}} "a" ; DARWINP-NEXT: DW_AT_location ; DARWINP-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1aE" ; DARWINP: DW_TAG_class_type ; DARWINP-NEXT: DW_AT_name {{.*}} "C" ; DARWINP: DW_TAG_member ; DARWINP-NEXT: DW_AT_name {{.*}} "a" ; DARWINP: DW_AT_external ; DARWINP: DW_AT_declaration ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_private) ; DARWINP: DW_TAG_member ; DARWINP-NEXT: DW_AT_name {{.*}} "const_a" ; DARWINP: DW_AT_external ; DARWINP: DW_AT_declaration ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_private) ; DARWINP: DW_AT_const_value {{.*}} (1) ; DARWINP: DW_TAG_member ; DARWINP-NEXT: DW_AT_name {{.*}} "b" ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_protected) ; DARWINP: DW_TAG_member ; DARWINP-NEXT: DW_AT_name {{.*}} "const_b" ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_protected) ; DARWINP: DW_AT_const_value [DW_FORM_udata] (1078523331) ; DARWINP: DW_TAG_member ; DARWINP-NEXT: DW_AT_name {{.*}} "c" ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public) ; DARWINP: DW_TAG_member ; DARWINP-NEXT: DW_AT_name {{.*}} "const_c" ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public) ; DARWINP: DW_AT_const_value {{.*}} (18) ; While we're here, a normal member has data_member_location and ; accessibility attributes. ; DARWINP: DW_TAG_member ; DARWINP-NEXT: DW_AT_name {{.*}} "d" ; DARWINP: DW_AT_data_member_location ; DARWINP: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public) ; DARWINP: NULL ; Definitions point back to their declarations, and have a location. ; DARWINP: DW_TAG_variable ; DARWINP-NEXT: DW_AT_specification {{.*}} "b" ; DARWINP-NEXT: DW_AT_location ; DARWINP-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1bE" ; DARWINP: DW_TAG_variable ; DARWINP-NEXT: DW_AT_specification {{.*}} "c" ; DARWINP-NEXT: DW_AT_location ; DARWINP-NEXT: DW_AT_linkage_name {{.*}} "_ZN1C1cE" ; ABSENT verifies that static member declarations do not have either ; DW_AT_location or DW_AT_data_member_location; also, variables do not ; have DW_AT_const_value and constants do not have DW_AT_linkage_name. ; ; ABSENT: .debug_info contents: ; ABSENT: DW_TAG_member ; ABSENT: DW_AT_name {{.*}} "a" ; ABSENT-NOT: DW_AT_const_value ; ABSENT-NOT: location ; ABSENT: DW_AT_name {{.*}} "const_a" ; ABSENT-NOT: DW_AT_linkage_name ; ABSENT-NOT: location ; ABSENT: DW_AT_name {{.*}} "b" ; ABSENT-NOT: DW_AT_const_value ; ABSENT-NOT: location ; ABSENT: DW_AT_name {{.*}} "const_b" ; ABSENT-NOT: DW_AT_linkage_name ; ABSENT-NOT: location ; ABSENT: DW_AT_name {{.*}} "c" ; ABSENT-NOT: DW_AT_const_value ; ABSENT-NOT: location ; ABSENT: DW_AT_name {{.*}} "const_c" ; ABSENT-NOT: DW_AT_linkage_name ; ABSENT-NOT: location ; While we're here, a normal member does not have a linkage name, constant ; value, or DW_AT_location. ; ABSENT: DW_AT_name {{.*}} "d" ; ABSENT-NOT: DW_AT_linkage_name ; ABSENT-NOT: DW_AT_const_value ; ABSENT-NOT: DW_AT_location ; ABSENT: NULL ; For Darwin gdb: ; DARWINA: .debug_info contents: ; DARWINA: DW_TAG_member ; DARWINA: DW_AT_name {{.*}} "a" ; DARWINA-NOT: DW_AT_const_value ; DARWINA-NOT: location ; DARWINA: DW_AT_name {{.*}} "const_a" ; DARWINA-NOT: DW_AT_linkage_name ; DARWINA-NOT: location ; DARWINA: DW_AT_name {{.*}} "b" ; DARWINA-NOT: DW_AT_const_value ; DARWINA-NOT: location ; DARWINA: DW_AT_name {{.*}} "const_b" ; DARWINA-NOT: DW_AT_linkage_name ; DARWINA-NOT: location ; DARWINA: DW_AT_name {{.*}} "c" ; DARWINA-NOT: DW_AT_const_value ; DARWINA-NOT: location ; DARWINA: DW_AT_name {{.*}} "const_c" ; DARWINA-NOT: DW_AT_linkage_name ; DARWINA-NOT: location ; While we're here, a normal member does not have a linkage name, constant ; value, or DW_AT_location. ; DARWINA: DW_AT_name {{.*}} "d" ; DARWINA-NOT: DW_AT_linkage_name ; DARWINA-NOT: DW_AT_const_value ; DARWINA-NOT: DW_AT_location ; DARWINA: NULL !34 = !{i32 1, !"Debug Info Version", i32 3}