| ; XFAIL: -aix |
| ; Generate one file with all linkage names, and another with only abstract ones. |
| ; Then test both. |
| ; RUN: %llc_dwarf -accel-tables=Dwarf -dwarf-linkage-names=All -filetype=obj -o %t.All < %s |
| ; RUN: %llc_dwarf -accel-tables=Dwarf -dwarf-linkage-names=Abstract -filetype=obj -o %t.Abstract < %s |
| ; RUN: llvm-dwarfdump -debug-info -debug-names %t.All | FileCheck %s --check-prefix=ALL |
| ; RUN: llvm-dwarfdump -debug-info -debug-names %t.Abstract \ |
| ; RUN: | FileCheck %s --check-prefix=ABSTRACT --implicit-check-not=_Z1gi --implicit-check-not=_ZN1n1vE |
| ; RUN: llvm-dwarfdump -debug-names -verify %t.All | FileCheck --check-prefix=VERIFY %s |
| ; RUN: llvm-dwarfdump -debug-names -verify %t.Abstract | FileCheck --check-prefix=VERIFY %s |
| |
| ; We should have all three linkage names in the .debug_info and .debug_names |
| ; ALL: .debug_info contents: |
| ; ALL: DW_AT_linkage_name ("_ZN1n1vE") |
| ; ALL: DW_AT_linkage_name ("_Z1fi") |
| ; ALL: DW_AT_linkage_name ("_Z1gi") |
| ; ALL: .debug_names contents: |
| ; ALL: String: {{.*}} "_Z1fi" |
| ; ALL: String: {{.*}} "_Z1gi" |
| ; ALL: String: {{.*}} "_ZN1n1vE" |
| |
| ; Only _Z1fi should be present in both sections |
| ; ABSTRACT: .debug_info contents: |
| ; ABSTRACT: DW_AT_linkage_name ("_Z1fi") |
| ; ABSTRACT: .debug_names contents: |
| ; ABSTRACT: String: {{.*}} "_Z1fi" |
| |
| ; There should be no verification errors for both files. |
| ; VERIFY: No errors. |
| |
| ; Input generated from the following C code using |
| ; clang -g -O2 -S -emit-llvm |
| |
| ; int e(int); |
| ; inline int f(int a) { return e(a); } |
| ; int g(int a) { return f(a); } |
| ; |
| ; namespace n { |
| ; int v; |
| ; } |
| |
| @_ZN1n1vE = dso_local local_unnamed_addr global i32 0, align 4, !dbg !0 |
| |
| define dso_local i32 @_Z1gi(i32 %a) local_unnamed_addr !dbg !12 { |
| entry: |
| call void @llvm.dbg.value(metadata i32 %a, metadata !16, metadata !DIExpression()), !dbg !17 |
| call void @llvm.dbg.value(metadata i32 %a, metadata !18, metadata !DIExpression()), !dbg !21 |
| %call.i = tail call i32 @_Z1ei(i32 %a), !dbg !23 |
| ret i32 %call.i, !dbg !24 |
| } |
| |
| declare dso_local i32 @_Z1ei(i32) local_unnamed_addr |
| |
| ; Function Attrs: nounwind readnone speculatable |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #0 |
| |
| attributes #2 = { nounwind readnone speculatable } |
| |
| !llvm.dbg.cu = !{!5} |
| !llvm.module.flags = !{!8, !9, !10} |
| !llvm.ident = !{!11} |
| |
| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = distinct !DIGlobalVariable(name: "v", linkageName: "_ZN1n1vE", scope: !2, file: !3, line: 6, type: !4, isLocal: false, isDefinition: true) |
| !2 = !DINamespace(name: "n", scope: null) |
| !3 = !DIFile(filename: "/tmp/linkage-name.cc", directory: "/usr/local/google/home/labath/ll/build/dbg") |
| !4 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !5 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 7.0.0 (trunk 331861) (llvm/trunk 331884)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !6, globals: !7) |
| !6 = !{} |
| !7 = !{!0} |
| !8 = !{i32 2, !"Dwarf Version", i32 4} |
| !9 = !{i32 2, !"Debug Info Version", i32 3} |
| !10 = !{i32 1, !"wchar_size", i32 4} |
| !11 = !{!"clang version 7.0.0 (trunk 331861) (llvm/trunk 331884)"} |
| !12 = distinct !DISubprogram(name: "g", linkageName: "_Z1gi", scope: !3, file: !3, line: 3, type: !13, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !5, retainedNodes: !15) |
| !13 = !DISubroutineType(types: !14) |
| !14 = !{!4, !4} |
| !15 = !{!16} |
| !16 = !DILocalVariable(name: "a", arg: 1, scope: !12, file: !3, line: 3, type: !4) |
| !17 = !DILocation(line: 3, column: 11, scope: !12) |
| !18 = !DILocalVariable(name: "a", arg: 1, scope: !19, file: !3, line: 2, type: !4) |
| !19 = distinct !DISubprogram(name: "f", linkageName: "_Z1fi", scope: !3, file: !3, line: 2, type: !13, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !5, retainedNodes: !20) |
| !20 = !{!18} |
| !21 = !DILocation(line: 2, column: 18, scope: !19, inlinedAt: !22) |
| !22 = distinct !DILocation(line: 3, column: 23, scope: !12) |
| !23 = !DILocation(line: 2, column: 30, scope: !19, inlinedAt: !22) |
| !24 = !DILocation(line: 3, column: 16, scope: !12) |