55 lines · plain
1; This checks that .debug_pubnames and .debug_pubtypes can be generated in the DWARF64 format.2 3; RUN: llc -mtriple=x86_64 -dwarf64 -filetype=obj %s -o %t4; RUN: llvm-dwarfdump -debug-info -debug-pubnames -debug-pubtypes %t | FileCheck %s5 6; CHECK: .debug_info contents:7; CHECK: 0x[[VAR:.+]]: DW_TAG_variable8; CHECK-NEXT: DW_AT_name ("foo")9; CHECK: 0x[[STRUCT:.+]]: DW_TAG_structure_type10; CHECK-NEXT: DW_AT_name ("Foo")11; CHECK: 0x[[BASET:.+]]: DW_TAG_base_type12; CHECK-NEXT: DW_AT_name ("int")13 14; CHECK: .debug_pubnames contents:15; CHECK-NEXT: length = 0x0000000000000026, format = DWARF64, version = 0x0002, unit_offset =16; CHECK-NEXT: Offset Name17; CHECK-NEXT: 0x00000000[[VAR]] "foo"18 19; CHECK: .debug_pubtypes contents:20; CHECK-NEXT: length = 0x0000000000000032, format = DWARF64, version = 0x0002, unit_offset =21; CHECK-NEXT: Offset Name22; CHECK-NEXT: 0x00000000[[STRUCT]] "Foo"23; CHECK-NEXT: 0x00000000[[BASET]] "int"24 25; IR generated and reduced from:26; $ cat foo.c27; struct Foo { int bar; };28; struct Foo foo;29; $ clang -g -gpubnames -S -emit-llvm foo.c -o foo.ll30 31target triple = "x86_64-unknown-linux-gnu"32 33%struct.Foo = type { i32 }34 35@foo = dso_local global %struct.Foo zeroinitializer, align 4, !dbg !036 37!llvm.dbg.cu = !{!2}38!llvm.module.flags = !{!10, !11, !12}39!llvm.ident = !{!13}40 41!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())42!1 = distinct !DIGlobalVariable(name: "foo", scope: !2, file: !3, line: 2, type: !6, isLocal: false, isDefinition: true)43!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 12.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, splitDebugInlining: false)44!3 = !DIFile(filename: "foo.c", directory: "/tmp")45!4 = !{}46!5 = !{!0}47!6 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo", file: !3, line: 1, size: 32, elements: !7)48!7 = !{!8}49!8 = !DIDerivedType(tag: DW_TAG_member, name: "bar", scope: !6, file: !3, line: 1, baseType: !9, size: 32)50!9 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)51!10 = !{i32 7, !"Dwarf Version", i32 4}52!11 = !{i32 2, !"Debug Info Version", i32 3}53!12 = !{i32 1, !"wchar_size", i32 4}54!13 = !{!"clang version 12.0.0"}55