| ; REQUIRES: object-emission | |
| ; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump - | FileCheck %s | |
| ; Just because there are no scopes/locations on any instructions in the | |
| ; function doesn't mean we can't describe the address range of the function. | |
| ; Check that we do that | |
| ; CHECK: DW_TAG_subprogram | |
| ; CHECK-NOT: TAG | |
| ; CHECK: DW_AT_low_pc | |
| ; Function Attrs: nounwind uwtable | |
| define void @f() #0 !dbg !6 { | |
| entry: | |
| ret void | |
| } | |
| !llvm.dbg.cu = !{!0} | |
| !llvm.module.flags = !{!3, !4} | |
| !llvm.ident = !{!5} | |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 289692) (llvm/trunk 289697)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) | |
| !1 = !DIFile(filename: "noscopes.c", directory: "/tmp/dbginfo") | |
| !2 = !{} | |
| !3 = !{i32 2, !"Dwarf Version", i32 4} | |
| !4 = !{i32 2, !"Debug Info Version", i32 3} | |
| !5 = !{!"clang version 4.0.0 (trunk 289692) (llvm/trunk 289697)"} | |
| !6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: false, unit: !0, retainedNodes: !2) | |
| !7 = !DISubroutineType(types: !8) | |
| !8 = !{null} | |
| !9 = !DILocation(line: 2, column: 1, scope: !6) | |