1 ; RUN: llc -mtriple=x86_64-apple-darwin -o - %s -filetype=obj \ 2 ; RUN: | llvm-dwarfdump -v -debug-info - | FileCheck %s 3 ; A single FI location. This used to trigger an assertion in debug libstdc++. 4 ; CHECK: DW_TAG_formal_parameter 5 ; fbreg -8 6 ; CHECK-NEXT: DW_AT_location {{.*}} (DW_OP_fbreg -8) 7 ; CHECK-NEXT: DW_AT_name {{.*}} "dipsy" 8 define void @tinkywinky(i8* %dipsy) !dbg !6 { 9 entry: 10 %dipsy.addr = alloca i8* 11 store i8* %dipsy, i8** %dipsy.addr 12 call void @llvm.dbg.declare(metadata i8** %dipsy.addr, metadata !12, metadata 13 !13), !dbg !14 14 ret void, !dbg !15 15 } 16 17 declare void @llvm.dbg.declare(metadata, metadata, metadata) 18 19 !llvm.dbg.cu = !{!0} 20 !llvm.module.flags = !{!3, !4} 21 !llvm.ident = !{!5} 22 23 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 5.0.0 (trunk 297917) (llvm/trunk 297929)", isOptimized: false, 24 runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 25 !1 = !DIFile(filename: "teletubbies.c", directory: "/home/davide/work/llvm/build-clang/bin") 26 !2 = !{} 27 !3 = !{i32 2, !"Dwarf Version", i32 4} 28 !4 = !{i32 2, !"Debug Info Version", i32 3} 29 !5 = !{!"clang version 5.0.0 (trunk 297917) (llvm/trunk 297929)"} 30 !6 = distinct !DISubprogram(name: "tinkywinky", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags: 31 DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2) 32 !7 = !DISubroutineType(types: !8) 33 !8 = !{null, !9} 34 !9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64) 35 !10 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !11) 36 !11 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 37 !12 = !DILocalVariable(name: "dipsy", arg: 1, scope: !6, file: !1, line: 1, type: !9) 38 !13 = !DIExpression() 39 !14 = !DILocation(line: 1, column: 29, scope: !6) 40 !15 = !DILocation(line: 1, column: 37, scope: !6) 41
