| ; RUN: llc -filetype=obj < %s | llvm-dwarfdump -v -debug-info - | FileCheck %s |
| ; CHECK: DW_TAG_variable |
| ; CHECK-NEXT: DW_AT_const_value [DW_FORM_udata] (0) |
| ; CHECK-NEXT: DW_AT_name {{.*}}"a" |
| ; |
| ; ModuleID = 'union.c' |
| ; generated at -O1 from: |
| ; union mfi_evt { |
| ; struct { |
| ; int reserved; |
| ; } members; |
| ; } mfi_aen_setup() { |
| ; union mfi_evt a; |
| ; a.members.reserved = 0; |
| ; } |
| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.10.0" |
| |
| %union.mfi_evt = type { %struct.anon } |
| %struct.anon = type { i32 } |
| |
| ; Function Attrs: nounwind readnone ssp uwtable |
| define i32 @mfi_aen_setup() #0 !dbg !4 { |
| entry: |
| tail call void @llvm.dbg.declare(metadata ptr undef, metadata !16, metadata !21), !dbg !22 |
| tail call void @llvm.dbg.value(metadata i32 0, metadata !16, metadata !21), !dbg !22 |
| ret i32 undef, !dbg !23 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { nounwind readnone ssp uwtable } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!17, !18, !19} |
| !llvm.ident = !{!20} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.7.0 (trunk 226915) (llvm/trunk 226905)", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "union.c", directory: "") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "mfi_aen_setup", line: 5, isLocal: false, isDefinition: true, isOptimized: true, unit: !0, scopeLine: 5, file: !1, scope: !5, type: !6, retainedNodes: !15) |
| !5 = !DIFile(filename: "union.c", directory: "") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{!8} |
| !8 = !DICompositeType(tag: DW_TAG_union_type, name: "mfi_evt", line: 1, size: 32, align: 32, file: !1, elements: !9) |
| !9 = !{!10} |
| !10 = !DIDerivedType(tag: DW_TAG_member, name: "members", line: 4, size: 32, align: 32, file: !1, scope: !8, baseType: !11) |
| !11 = !DICompositeType(tag: DW_TAG_structure_type, line: 2, size: 32, align: 32, file: !1, scope: !8, elements: !12) |
| !12 = !{!13} |
| !13 = !DIDerivedType(tag: DW_TAG_member, name: "reserved", line: 3, size: 32, align: 32, file: !1, scope: !11, baseType: !14) |
| !14 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !15 = !{!16} |
| !16 = !DILocalVariable(name: "a", line: 6, scope: !4, file: !5, type: !8) |
| !17 = !{i32 2, !"Dwarf Version", i32 2} |
| !18 = !{i32 2, !"Debug Info Version", i32 3} |
| !19 = !{i32 1, !"PIC Level", i32 2} |
| !20 = !{!"clang version 3.7.0 (trunk 226915) (llvm/trunk 226905)"} |
| !21 = !DIExpression() |
| !22 = !DILocation(line: 6, column: 17, scope: !4) |
| !23 = !DILocation(line: 8, column: 1, scope: !4) |