debug-aranges-dwarf64.ll
1.52 KB
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; This checks that .debug_aranges can be generated in the DWARF64 format.
; RUN: llc -mtriple=x86_64 -dwarf64 -generate-arange-section -filetype=obj %s -o %t
; RUN: llvm-dwarfdump -debug-aranges %t | FileCheck %s
; CHECK: .debug_aranges contents:
; CHECK-NEXT: Address Range Header:
; CHECK-SAME: length = 0x0000000000000034,
; CHECK-SAME: format = DWARF64,
; CHECK-SAME: version = 0x0002,
; CHECK-SAME: cu_offset = 0x0000000000000000,
; CHECK-SAME: addr_size = 0x08,
; CHECK-SAME: seg_size = 0x00
; CHECK-NEXT: [0x0000000000000000, 0x0000000000000004)
; IR generated and reduced from:
; $ cat foo.c
; int foo;
; $ clang -g -S -emit-llvm foo.c -o foo.ll
target triple = "x86_64-unknown-linux-gnu"
@foo = dso_local global i32 0, align 4, !dbg !0
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!7, !8, !9}
!llvm.ident = !{!10}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "foo", scope: !2, file: !3, line: 1, 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, nameTableKind: None)
!3 = !DIFile(filename: "foo.c", directory: "/tmp")
!4 = !{}
!5 = !{!0}
!6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!7 = !{i32 7, !"Dwarf Version", i32 4}
!8 = !{i32 2, !"Debug Info Version", i32 3}
!9 = !{i32 1, !"wchar_size", i32 4}
!10 = !{!"clang version 12.0.0"}