| ; RUN: llvm-as -disable-output %s 2>&1 | FileCheck %s | |
| ; A retained node (DILocalVariable) whose scope is a cyclic DILexicalBlock | |
| ; chain that never reaches a DISubprogram. | |
| ; CHECK: invalid retained nodes, retained node does not belong to subprogram | |
| ; CHECK: DIScope scope chain must not contain a cycle | |
| ; CHECK: distinct !DILexicalBlock(scope: !{{[0-9]+}} | |
| ; CHECK: DIScope scope chain must not contain a cycle | |
| ; CHECK: distinct !DILexicalBlock(scope: !{{[0-9]+}} | |
| ; CHECK: warning: ignoring invalid debug info | |
| define void @f() !dbg !5 { | |
| entry: | |
| ret void, !dbg !14 | |
| } | |
| !llvm.dbg.cu = !{!0} | |
| !llvm.module.flags = !{!2, !3} | |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, emissionKind: FullDebug) | |
| !1 = !DIFile(filename: "retained-cycle.c", directory: "/") | |
| !2 = !{i32 2, !"Dwarf Version", i32 5} | |
| !3 = !{i32 2, !"Debug Info Version", i32 3} | |
| !4 = !DISubroutineType(types: !6) | |
| !5 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !4, scopeLine: 1, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !7) | |
| !6 = !{null} | |
| !7 = !{!8} | |
| !8 = !DILocalVariable(name: "x", scope: !9, file: !1, line: 2, type: !13) | |
| !9 = distinct !DILexicalBlock(scope: !10, file: !1, line: 2, column: 3) | |
| !10 = distinct !DILexicalBlock(scope: !9, file: !1, line: 3, column: 5) | |
| !13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) | |
| !14 = !DILocation(line: 1, column: 1, scope: !5) |