f057a58be3
Since https://reviews.llvm.org/D144004, DISubprogram's retainedNodes field is used to track DIImportedEntities, in addition to local variables and labels. However, the corresponding update for DebugInfoFinder, to make it visit DISubprogram's retainedNodes, was missing. This is the fix for it. This change is separated from https://github.com/llvm/llvm-project/pull/119001 to simplify it.
42 lines
2.3 KiB
LLVM
42 lines
2.3 KiB
LLVM
; RUN: opt -passes='print<module-debuginfo>' -disable-output 2>&1 < %s \
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; RUN: | FileCheck %s
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; This is to track DebugInfoFinder's ability to find the debug info metadata,
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; in particular, properly visit DISubprogram's retainedNodes.
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; CHECK: Compile unit: DW_LANG_C_plus_plus from /somewhere/source.cpp
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; CHECK: Subprogram: foo from /somewhere/source.cpp:1 ('_Z3foov')
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; CHECK: Subprogram: bar from /somewhere/source.cpp:5
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; CHECK: Subprogram: imported from /somewhere/source.cpp:3
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; CHECK: Type: T from /somewhere/source.cpp:2 DW_TAG_structure_type
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%struct.T = type { i32 }
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; Function Attrs: mustprogress noinline nounwind optnone ssp uwtable(sync)
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define noundef i32 @_Z3foov() !dbg !7 {
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entry:
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ret i32 0
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!2, !3, !4, !5}
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!llvm.ident = !{!6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 21.0.0git", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
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!1 = !DIFile(filename: "source.cpp", directory: "/somewhere")
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!2 = !{i32 7, !"Dwarf Version", i32 5}
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!4 = !{i32 1, !"wchar_size", i32 4}
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!5 = !{i32 8, !"PIC Level", i32 2}
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!6 = !{!"clang version 21.0.0git"}
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!7 = distinct !DISubprogram(name: "foo", linkageName: "_Z3foov", scope: !1, file: !1, line: 1, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !8)
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!8 = !{!9, !15}
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!9 = !DILocalVariable(name: "v", scope: !7, file: !1, line: 8, type: !10)
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!10 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "T", scope: !7, file: !1, line: 2, size: 32, flags: DIFlagTypePassByValue, elements: !11)
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!11 = !{!12, !14}
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!12 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !10, file: !1, line: 3, baseType: !13, size: 32)
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!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!14 = !DISubprogram(name: "bar", scope: !10, file: !1, line: 5, scopeLine: 5, flags: DIFlagPrototyped | DIFlagStaticMember, spFlags: DISPFlagLocalToUnit)
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!15 = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: !7, entity: !16, file: !1, line: 7)
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!16 = distinct !DISubprogram(name: "imported", scope: !17, file: !1, line: 3, scopeLine: 3, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0)
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!17 = !DINamespace(name: "ns", scope: null) |