| ; RUN: llc < %s | FileCheck %s |
| ; This is mainly a crasher for the revert in r234717. A debug info intrinsic |
| ; that gets deleted can't have its bit piece expression verified after it's |
| ; deleted. |
| |
| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.8.0" |
| |
| ; CHECK: __Z3foov: |
| ; CHECK: retq |
| |
| define void @_Z3foov() !dbg !12 { |
| entry: |
| br i1 undef, label %exit, label %bb |
| |
| bb: ; preds = %entry |
| call void @llvm.dbg.value(metadata ptr undef, metadata !15, metadata !16), !dbg !17 |
| br label %exit |
| |
| exit: ; preds = %bb, %entry |
| ret void |
| } |
| |
| declare void @llvm.dbg.value(metadata, metadata, metadata) |
| |
| !llvm.module.flags = !{!0, !1} |
| !llvm.dbg.cu = !{!2} |
| |
| !0 = !{i32 2, !"Dwarf Version", i32 2} |
| !1 = !{i32 2, !"Debug Info Version", i32 3} |
| !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !5, globals: !4, imports: !4) |
| !3 = !DIFile(filename: "foo.cpp", directory: "/path/to/dir") |
| !4 = !{} |
| !5 = !{!6} |
| !6 = !DICompositeType(tag: DW_TAG_structure_type, name: "Class", size: 64, align: 64, elements: !7, identifier: "_ZT5Class") |
| !7 = !{!8, !10} |
| !8 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !6, baseType: !9, size: 32, align: 32) |
| !9 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !10 = !DIDerivedType(tag: DW_TAG_member, name: "b", scope: !6, baseType: !9, size: 32, align: 32) |
| !12 = distinct !DISubprogram(name: "foo", scope: null, file: !3, type: !13, isLocal: false, isDefinition: true, isOptimized: false, unit: !2) |
| !13 = !DISubroutineType(types: !14) |
| !14 = !{null} |
| !15 = !DILocalVariable(name: "v", scope: !12, type: !6) |
| !16 = !DIExpression(DW_OP_LLVM_fragment, 32, 32) |
| !17 = !DILocation(line: 2755, column: 9, scope: !12) |