| ; This checks that .debug_pubnames and .debug_pubtypes can be generated in the DWARF64 format. |
| |
| ; RUN: llc -mtriple=x86_64 -dwarf64 -filetype=obj %s -o %t |
| ; RUN: llvm-dwarfdump -debug-info -debug-pubnames -debug-pubtypes %t | FileCheck %s |
| |
| ; CHECK: .debug_info contents: |
| ; CHECK: 0x[[VAR:.+]]: DW_TAG_variable |
| ; CHECK-NEXT: DW_AT_name ("foo") |
| ; CHECK: 0x[[STRUCT:.+]]: DW_TAG_structure_type |
| ; CHECK-NEXT: DW_AT_name ("Foo") |
| ; CHECK: 0x[[BASET:.+]]: DW_TAG_base_type |
| ; CHECK-NEXT: DW_AT_name ("int") |
| |
| ; CHECK: .debug_pubnames contents: |
| ; CHECK-NEXT: length = 0x0000000000000026, format = DWARF64, version = 0x0002, unit_offset = |
| ; CHECK-NEXT: Offset Name |
| ; CHECK-NEXT: 0x00000000[[VAR]] "foo" |
| |
| ; CHECK: .debug_pubtypes contents: |
| ; CHECK-NEXT: length = 0x0000000000000032, format = DWARF64, version = 0x0002, unit_offset = |
| ; CHECK-NEXT: Offset Name |
| ; CHECK-NEXT: 0x00000000[[STRUCT]] "Foo" |
| ; CHECK-NEXT: 0x00000000[[BASET]] "int" |
| |
| ; IR generated and reduced from: |
| ; $ cat foo.c |
| ; struct Foo { int bar; }; |
| ; struct Foo foo; |
| ; $ clang -g -gpubnames -S -emit-llvm foo.c -o foo.ll |
| |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| %struct.Foo = type { i32 } |
| |
| @foo = dso_local global %struct.Foo zeroinitializer, align 4, !dbg !0 |
| |
| !llvm.dbg.cu = !{!2} |
| !llvm.module.flags = !{!10, !11, !12} |
| !llvm.ident = !{!13} |
| |
| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = distinct !DIGlobalVariable(name: "foo", scope: !2, file: !3, line: 2, type: !6, isLocal: false, isDefinition: true) |
| !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) |
| !3 = !DIFile(filename: "foo.c", directory: "/tmp") |
| !4 = !{} |
| !5 = !{!0} |
| !6 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo", file: !3, line: 1, size: 32, elements: !7) |
| !7 = !{!8} |
| !8 = !DIDerivedType(tag: DW_TAG_member, name: "bar", scope: !6, file: !3, line: 1, baseType: !9, size: 32) |
| !9 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !10 = !{i32 7, !"Dwarf Version", i32 4} |
| !11 = !{i32 2, !"Debug Info Version", i32 3} |
| !12 = !{i32 1, !"wchar_size", i32 4} |
| !13 = !{!"clang version 12.0.0"} |