; RUN: llc -split-dwarf-file=foo.dwo -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t
; RUN: llvm-dwarfdump %t | FileCheck %s

; CHECK: .debug_info.dwo contents:
; CHECK: DW_TAG_compile_unit
; CHECK:   DW_TAG_subprogram
; CHECK:     DW_TAG_imported_module

; Function Attrs: noinline nounwind optnone uwtable
define dso_local void @_Z4testv() !dbg !5 {
entry:
  ret void, !dbg !13
}

!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!9, !10, !11}
!llvm.ident = !{!12}

!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 8.0.0 (trunk 349508) (llvm/trunk 349520)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
!1 = !DIFile(filename: "test.cpp", directory: "/usr/local/google/home/blaikie/dev/scratch")
!2 = !{}
!3 = !{!4}
!4 = !DIImportedEntity(tag: DW_TAG_imported_module, scope: !5, entity: !8, file: !1, line: 2)
!5 = distinct !DISubprogram(name: "test", linkageName: "_Z4testv", scope: !1, file: !1, line: 2, type: !6, scopeLine: 2, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !3)
!6 = !DISubroutineType(types: !7)
!7 = !{null}
!8 = !DINamespace(name: "ns1", scope: null)
!9 = !{i32 2, !"Dwarf Version", i32 4}
!10 = !{i32 2, !"Debug Info Version", i32 3}
!11 = !{i32 1, !"wchar_size", i32 4}
!12 = !{!"clang version 8.0.0 (trunk 349508) (llvm/trunk 349520)"}
!13 = !DILocation(line: 2, column: 36, scope: !5)