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1; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck --implicit-check-not "{{DW_TAG|NULL}}" %s2 3; Generated from the following source:4; namespace ns {5; void f();6; }7; inline __attribute__((always_inline)) void f1() {8; using ns::f;9; f();10; }11; void f2() { f1(); }12 13; Ensure that top level imported declarations don't produce an extra degenerate14; concrete subprogram definition.15 16; CHECK: DW_TAG_compile_unit17; CHECK: DW_TAG_subprogram18; CHECK: DW_AT_name ("f1")19; CHECK: DW_TAG_imported_declaration20; CHECK: NULL21; CHECK: DW_TAG_subprogram22; CHECK: DW_AT_name ("f2")23; CHECK: DW_TAG_inlined_subroutine24; CHECK: NULL25; CHECK: DW_TAG_namespace26; CHECK: DW_TAG_subprogram27; CHECK: NULL28; CHECK: NULL29 30; Function Attrs: noinline31define void @_Z2f2v() noinline !dbg !14 {32entry:33 call void @_ZN2ns1fEv(), !dbg !1534 ret void, !dbg !1735}36 37declare void @_ZN2ns1fEv()38 39!llvm.dbg.cu = !{!0}40!llvm.module.flags = !{!10, !11, !12}41!llvm.ident = !{!13}42 43!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 6.0.0 (trunk 309061) (llvm/trunk 309076)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)44!1 = !DIFile(filename: "imported-name-inlined.cpp", directory: "/usr/local/google/home/blaikie/dev/scratch")45!2 = !{}46!3 = !{!4}47!4 = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: !5, entity: !8, file: !1, line: 5)48!5 = distinct !DISubprogram(name: "f1", linkageName: "_Z2f1v", scope: !1, file: !1, line: 4, type: !6, isLocal: false, isDefinition: true, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !3)49!6 = !DISubroutineType(types: !7)50!7 = !{null}51!8 = !DISubprogram(name: "f", linkageName: "_ZN2ns1fEv", scope: !9, file: !1, line: 2, type: !6, isLocal: false, isDefinition: false, flags: DIFlagPrototyped, isOptimized: false)52!9 = !DINamespace(name: "ns", scope: null)53!10 = !{i32 2, !"Dwarf Version", i32 4}54!11 = !{i32 2, !"Debug Info Version", i32 3}55!12 = !{i32 1, !"wchar_size", i32 4}56!13 = !{!"clang version 6.0.0 (trunk 309061) (llvm/trunk 309076)"}57!14 = distinct !DISubprogram(name: "f2", linkageName: "_Z2f2v", scope: !1, file: !1, line: 8, type: !6, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)58!15 = !DILocation(line: 6, column: 3, scope: !5, inlinedAt: !16)59!16 = distinct !DILocation(line: 8, column: 13, scope: !14)60!17 = !DILocation(line: 8, column: 19, scope: !14)61