1; CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "A" 2; CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "Base" 3; CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "B" 4; CHECK-NOT: !DICompositeType(tag: DW_TAG_class_type 5; Content of header files: 6; 7; class Base; 8; class A : Base { 9; int x; 10; }; 11; 12; class A; 13; class Base { 14; int b; 15; }; 16; 17; class B { 18; int bb; 19; A *a; 20; }; 21; Content of foo.cpp: 22; 23; #include "b.hpp" 24; #include "a.hpp" 25; 26; void f(int a) { 27; A t; 28; } 29; Content of bar.cpp: 30; 31; #include "b.hpp" 32; #include "a.hpp" 33; void g(int a) { 34; B t; 35; } 36; 37; void f(int); 38; int main() { 39; A a; 40; f(0); 41; g(1); 42; return 0; 43; } 44; ModuleID = 'foo.cpp' 45 46%class.A = type { %class.Base, i32 } 47%class.Base = type { i32 } 48 49; Function Attrs: nounwind ssp uwtable 50define void @_Z1fi(i32 %a) #0 !dbg !15 { 51entry: 52 %a.addr = alloca i32, align 4 53 %t = alloca %class.A, align 4 54 store i32 %a, ptr %a.addr, align 4 55 call void @llvm.dbg.declare(metadata ptr %a.addr, metadata !20, metadata !DIExpression()), !dbg !21 56 call void @llvm.dbg.declare(metadata ptr %t, metadata !22, metadata !DIExpression()), !dbg !23 57 ret void, !dbg !24 58} 59 60; Function Attrs: nounwind readnone 61declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 62 63attributes #0 = { nounwind ssp 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" } 64attributes #1 = { nounwind readnone } 65 66!llvm.dbg.cu = !{!0} 67!llvm.module.flags = !{!19, !25} 68 69!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.4", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !3, globals: !2, imports: !2) 70!1 = !DIFile(filename: "foo.cpp", directory: "/Users/mren/c_testing/type_unique_air/inher") 71!2 = !{} 72!3 = !{!4, !8} 73!4 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 3, size: 64, align: 32, file: !5, elements: !6, identifier: "_ZTS1A") 74!5 = !DIFile(filename: "./a.hpp", directory: "/Users/mren/c_testing/type_unique_air/inher") 75!6 = !{!7, !13} 76!7 = !DIDerivedType(tag: DW_TAG_inheritance, flags: DIFlagPrivate, scope: !4, baseType: !8) 77!8 = !DICompositeType(tag: DW_TAG_class_type, name: "Base", line: 3, size: 32, align: 32, file: !9, elements: !10, identifier: "_ZTS4Base") 78!9 = !DIFile(filename: "./b.hpp", directory: "/Users/mren/c_testing/type_unique_air/inher") 79!10 = !{!11} 80!11 = !DIDerivedType(tag: DW_TAG_member, name: "b", line: 4, size: 32, align: 32, flags: DIFlagPrivate, file: !9, scope: !8, baseType: !12) 81!12 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 82!13 = !DIDerivedType(tag: DW_TAG_member, name: "x", line: 4, size: 32, align: 32, offset: 32, flags: DIFlagPrivate, file: !5, scope: !4, baseType: !12) 83!15 = distinct !DISubprogram(name: "f", linkageName: "_Z1fi", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 5, file: !1, scope: !16, type: !17, retainedNodes: !2) 84!16 = !DIFile(filename: "foo.cpp", directory: "/Users/mren/c_testing/type_unique_air/inher") 85!17 = !DISubroutineType(types: !18) 86!18 = !{null, !12} 87!19 = !{i32 2, !"Dwarf Version", i32 2} 88!20 = !DILocalVariable(name: "a", line: 5, arg: 1, scope: !15, file: !16, type: !12) 89!21 = !DILocation(line: 5, scope: !15) 90!22 = !DILocalVariable(name: "t", line: 6, scope: !15, file: !16, type: !4) 91!23 = !DILocation(line: 6, scope: !15) 92!24 = !DILocation(line: 7, scope: !15) 93!25 = !{i32 1, !"Debug Info Version", i32 3} 94