| ; For http://llvm.org/bugs/show_bug.cgi?id=12942 |
| ; There are two CUs coming from /tmp/foo.c in this module. Make sure it doesn't |
| ; blow llc up and produces something reasonable. |
| ; |
| |
| ; RUN: %llc_dwarf %s -o %t -filetype=obj -O0 |
| ; RUN: llvm-dwarfdump -debug-info %t | FileCheck %s |
| |
| ; ModuleID = 'test.bc' |
| |
| @str = private unnamed_addr constant [4 x i8] c"FOO\00" |
| @str1 = private unnamed_addr constant [6 x i8] c"Main!\00" |
| |
| define void @foo() nounwind !dbg !5 { |
| entry: |
| %puts = tail call i32 @puts(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @str, i32 0, i32 0)), !dbg !23 |
| ret void, !dbg !25 |
| } |
| |
| declare i32 @puts(i8* nocapture) nounwind |
| |
| define i32 @main(i32 %argc, i8** nocapture %argv) nounwind !dbg !12 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i32 %argc, metadata !21, metadata !DIExpression()), !dbg !26 |
| ; Avoid talking about the pointer size in debug info because that's target dependent |
| tail call void @llvm.dbg.value(metadata i8** %argv, metadata !22, metadata !DIExpression(DW_OP_deref, DW_OP_deref)), !dbg !27 |
| %puts = tail call i32 @puts(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @str1, i32 0, i32 0)), !dbg !28 |
| tail call void @foo() nounwind, !dbg !30 |
| ret i32 0, !dbg !31 |
| } |
| |
| declare void @llvm.dbg.value(metadata, metadata, metadata) nounwind readnone |
| |
| !llvm.dbg.cu = !{!0, !9} |
| !llvm.module.flags = !{!33} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.2 (trunk 156513)", isOptimized: true, emissionKind: FullDebug, file: !32, enums: !1, retainedTypes: !1, globals: !1, imports: !1) |
| !1 = !{} |
| !5 = distinct !DISubprogram(name: "foo", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 5, file: !32, scope: !6, type: !7, retainedNodes: !1) |
| !6 = !DIFile(filename: "foo.c", directory: "/tmp") |
| !7 = !DISubroutineType(types: !8) |
| !8 = !{null} |
| !9 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.2 (trunk 156513)", isOptimized: true, emissionKind: FullDebug, file: !32, enums: !1, retainedTypes: !1, globals: !1, imports: !1) |
| !12 = distinct !DISubprogram(name: "main", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !9, scopeLine: 11, file: !32, scope: !6, type: !13, retainedNodes: !19) |
| !13 = !DISubroutineType(types: !14) |
| !14 = !{!15, !15, !18} |
| !15 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !18 = !DIBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char) |
| !19 = !{!21, !22} |
| !21 = !DILocalVariable(name: "argc", line: 11, arg: 1, scope: !12, file: !6, type: !15) |
| !22 = !DILocalVariable(name: "argv", line: 11, arg: 2, scope: !12, file: !6, type: !18) |
| !23 = !DILocation(line: 6, column: 3, scope: !24) |
| !24 = distinct !DILexicalBlock(line: 5, column: 16, file: !32, scope: !5) |
| !25 = !DILocation(line: 7, column: 1, scope: !24) |
| !26 = !DILocation(line: 11, column: 14, scope: !12) |
| !27 = !DILocation(line: 11, column: 26, scope: !12) |
| !28 = !DILocation(line: 12, column: 3, scope: !29) |
| !29 = distinct !DILexicalBlock(line: 11, column: 34, file: !32, scope: !12) |
| !30 = !DILocation(line: 13, column: 3, scope: !29) |
| !31 = !DILocation(line: 14, column: 3, scope: !29) |
| !32 = !DIFile(filename: "foo.c", directory: "/tmp") |
| |
| ; This test is simple to be cross platform (many targets don't yet have |
| ; sufficiently good DWARF emission and/or dumping) |
| ; CHECK: {{DW_TAG_compile_unit}} |
| ; CHECK: {{foo\.c}} |
| |
| !33 = !{i32 1, !"Debug Info Version", i32 3} |