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1; This checks that .debug_str_offsets can be generated in the DWARF64 format.2 3; RUN: llc -mtriple=x86_64 -dwarf-version=5 -dwarf64 -filetype=obj %s -o %t4; RUN: llvm-dwarfdump -debug-info -debug-str -debug-str-offsets -v %t | \5; RUN: FileCheck %s6 7; CHECK: .debug_info contents:8; CHECK-NEXT: Compile Unit: {{.*}}, format = DWARF64,9; CHECK: DW_TAG_compile_unit [1] *10; CHECK: DW_AT_producer [DW_FORM_strx1] (indexed (00000000) string = "clang version 12.0.0")11; CHECK: DW_AT_name [DW_FORM_strx1] (indexed (00000001) string = "foo.c")12; CHECK: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x0000000000000010)13; CHECK: DW_AT_comp_dir [DW_FORM_strx1] (indexed (00000002) string = "/tmp")14; CHECK: DW_TAG_variable [2] 15; CHECK: DW_AT_name [DW_FORM_strx1] (indexed (00000003) string = "foo")16; CHECK: DW_TAG_base_type [3] 17; CHECK: DW_AT_name [DW_FORM_strx1] (indexed (00000004) string = "int")18 19; CHECK: .debug_str contents:20; CHECK-NEXT: 0x00000000: "clang version 12.0.0"21; CHECK-NEXT: 0x00000015: "foo.c"22; CHECK-NEXT: 0x0000001b: "/tmp"23; CHECK-NEXT: 0x00000020: "foo"24; CHECK-NEXT: 0x00000024: "int"25 26; CHECK: .debug_str_offsets contents:27; CHECK-NEXT: 0x00000000: Contribution size = 44, Format = DWARF64, Version = 528; CHECK-NEXT: 0x00000010: 0000000000000000 "clang version 12.0.0"29; CHECK-NEXT: 0x00000018: 0000000000000015 "foo.c"30; CHECK-NEXT: 0x00000020: 000000000000001b "/tmp"31; CHECK-NEXT: 0x00000028: 0000000000000020 "foo"32; CHECK-NEXT: 0x00000030: 0000000000000024 "int"33 34; IR generated and reduced from:35; $ cat foo.c36; int foo;37; $ clang -g -S -emit-llvm foo.c -o foo.ll38 39target triple = "x86_64-unknown-linux-gnu"40 41@foo = dso_local global i32 0, align 4, !dbg !042 43!llvm.dbg.cu = !{!2}44!llvm.module.flags = !{!7, !8, !9}45!llvm.ident = !{!10}46 47!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())48!1 = distinct !DIGlobalVariable(name: "foo", scope: !2, file: !3, line: 1, type: !6, isLocal: false, isDefinition: true)49!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, nameTableKind: None)50!3 = !DIFile(filename: "foo.c", directory: "/tmp")51!4 = !{}52!5 = !{!0}53!6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)54!7 = !{i32 7, !"Dwarf Version", i32 4}55!8 = !{i32 2, !"Debug Info Version", i32 3}56!9 = !{i32 1, !"wchar_size", i32 4}57!10 = !{!"clang version 12.0.0"}58