| ; RUN: llc -mtriple=x86_64-apple-darwin -filetype=obj %s -o %t |
| ; RUN: llvm-dwarfdump -debug-line %t | FileCheck %s |
| |
| ; Check that the line table starts at 7, not 4, but that the first |
| ; statement isn't until line 8. |
| |
| ; CHECK-NOT: 0x0000000000000000 7 0 1 0 0 0 is_stmt |
| ; CHECK: 0x0000000000000000 7 0 1 0 |
| ; CHECK: 0x0000000000000004 8 18 1 0 0 0 is_stmt prologue_end |
| |
| define i32 @callee(i32 %x) nounwind uwtable ssp !dbg !5 { |
| entry: |
| %x.addr = alloca i32, align 4 |
| %y = alloca i32, align 4 |
| store i32 %x, ptr %x.addr, align 4 |
| call void @llvm.dbg.declare(metadata ptr %x.addr, metadata !12, metadata !DIExpression()), !dbg !13 |
| call void @llvm.dbg.declare(metadata ptr %y, metadata !14, metadata !DIExpression()), !dbg !16 |
| %0 = load i32, ptr %x.addr, align 4, !dbg !17 |
| %1 = load i32, ptr %x.addr, align 4, !dbg !17 |
| %mul = mul nsw i32 %0, %1, !dbg !17 |
| store i32 %mul, ptr %y, align 4, !dbg !17 |
| %2 = load i32, ptr %y, align 4, !dbg !18 |
| %sub = sub nsw i32 %2, 2, !dbg !18 |
| ret i32 %sub, !dbg !18 |
| } |
| |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!20} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.1 (trunk 153921) (llvm/trunk 153916)", isOptimized: false, emissionKind: FullDebug, file: !19, enums: !1, retainedTypes: !1, globals: !1, imports: !1) |
| !1 = !{} |
| !5 = distinct !DISubprogram(name: "callee", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !0, scopeLine: 7, file: !19, scope: !6, type: !7) |
| !6 = !DIFile(filename: "ending-run.c", directory: "/Users/echristo/tmp") |
| !7 = !DISubroutineType(types: !8) |
| !8 = !{!9, !9} |
| !9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !12 = !DILocalVariable(name: "x", line: 5, arg: 1, scope: !5, file: !6, type: !9) |
| !13 = !DILocation(line: 5, column: 5, scope: !5) |
| !14 = !DILocalVariable(name: "y", line: 8, scope: !15, file: !6, type: !9) |
| !15 = distinct !DILexicalBlock(line: 7, column: 1, file: !19, scope: !5) |
| !16 = !DILocation(line: 8, column: 9, scope: !15) |
| !17 = !DILocation(line: 8, column: 18, scope: !15) |
| !18 = !DILocation(line: 9, column: 5, scope: !15) |
| !19 = !DIFile(filename: "ending-run.c", directory: "/Users/echristo/tmp") |
| !20 = !{i32 1, !"Debug Info Version", i32 3} |