1; 2; RUN: %llc_dwarf -filetype=obj -O0 -dwarf-linkage-names=All < %s | llvm-dwarfdump -v -debug-info - | FileCheck %s 3; RUN: %llc_dwarf --try-experimental-debuginfo-iterators -filetype=obj -O0 -dwarf-linkage-names=All < %s | llvm-dwarfdump -v -debug-info - | FileCheck %s 4 5; Make sure we can handle enums with the same identifier but in enum types of 6; different compile units. 7; rdar://17628609 8 9; CHECK: DW_TAG_compile_unit 10; CHECK: 0x[[ENUM:.*]]: DW_TAG_enumeration_type 11; CHECK-NEXT: DW_AT_name {{.*}}"EA" 12; CHECK: DW_TAG_subprogram 13; CHECK: DW_AT_MIPS_linkage_name {{.*}}"_Z4topA2EA" 14; CHECK: DW_TAG_formal_parameter 15; CHECK: DW_AT_type [DW_FORM_ref4] (cu + 0x{{.*}} => {0x[[ENUM]]} 16 17; CHECK: DW_TAG_compile_unit 18; CHECK: DW_TAG_subprogram 19; CHECK: DW_AT_MIPS_linkage_name {{.*}}"_Z4topB2EA" 20; CHECK: DW_TAG_formal_parameter 21; CHECK: DW_AT_type [DW_FORM_ref_addr] {{.*}}[[ENUM]] 22 23; Function Attrs: nounwind ssp uwtable 24define void @_Z4topA2EA(i32 %sa) #0 !dbg !7 { 25entry: 26 %sa.addr = alloca i32, align 4 27 store i32 %sa, ptr %sa.addr, align 4 28 call void @llvm.dbg.declare(metadata ptr %sa.addr, metadata !22, metadata !DIExpression()), !dbg !23 29 ret void, !dbg !24 30} 31 32; Function Attrs: nounwind readnone 33declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 34 35; Function Attrs: nounwind ssp uwtable 36define void @_Z4topB2EA(i32 %sa) #0 !dbg !17 { 37entry: 38 %sa.addr = alloca i32, align 4 39 store i32 %sa, ptr %sa.addr, align 4 40 call void @llvm.dbg.declare(metadata ptr %sa.addr, metadata !25, metadata !DIExpression()), !dbg !26 41 ret void, !dbg !27 42} 43 44attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 45attributes #1 = { nounwind readnone } 46 47!llvm.dbg.cu = !{!0, !12} 48!llvm.module.flags = !{!19, !20} 49!llvm.ident = !{!21, !21} 50 51!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 (trunk 214102:214133) (llvm/trunk 214102:214132)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !11, imports: !11) 52!1 = !DIFile(filename: "a.cpp", directory: "") 53!2 = !{!3} 54!3 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "EA", line: 1, size: 32, align: 32, file: !1, elements: !4, identifier: "_ZTS2EA") 55!4 = !{!5} 56!5 = !DIEnumerator(name: "EA_0", value: 0) ; [ DW_TAG_enumerator ] [EA_0 :: 0] 57!7 = distinct !DISubprogram(name: "topA", linkageName: "_Z4topA2EA", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 5, file: !1, scope: !8, type: !9, retainedNodes: !11) 58!8 = !DIFile(filename: "a.cpp", directory: "") 59!9 = !DISubroutineType(types: !10) 60!10 = !{null, !3} 61!11 = !{} 62!12 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 (trunk 214102:214133) (llvm/trunk 214102:214132)", isOptimized: false, emissionKind: FullDebug, file: !13, enums: !14, retainedTypes: !14, globals: !11, imports: !11) 63!13 = !DIFile(filename: "b.cpp", directory: "") 64!14 = !{!15} 65!15 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "EA", line: 1, size: 32, align: 32, file: !13, elements: !4, identifier: "_ZTS2EA") 66!17 = distinct !DISubprogram(name: "topB", linkageName: "_Z4topB2EA", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !12, scopeLine: 5, file: !13, scope: !18, type: !9, retainedNodes: !11) 67!18 = !DIFile(filename: "b.cpp", directory: "") 68!19 = !{i32 2, !"Dwarf Version", i32 3} 69!20 = !{i32 2, !"Debug Info Version", i32 3} 70!21 = !{!"clang version 3.5.0 (trunk 214102:214133) (llvm/trunk 214102:214132)"} 71!22 = !DILocalVariable(name: "sa", line: 5, arg: 1, scope: !7, file: !8, type: !3) 72!23 = !DILocation(line: 5, column: 14, scope: !7) 73!24 = !DILocation(line: 6, column: 1, scope: !7) 74!25 = !DILocalVariable(name: "sa", line: 5, arg: 1, scope: !17, file: !18, type: !3) 75!26 = !DILocation(line: 5, column: 14, scope: !17) 76!27 = !DILocation(line: 6, column: 1, scope: !17) 77