| |
| ; RUN: llc -mtriple=x86_64-unknown-unknown -O0 -filetype=obj < %s > %t |
| ; RUN: llvm-dwarfdump %t | FileCheck %s |
| |
| ; IR generated from clang -g with the following source: |
| ; struct foo { |
| ; foo(const foo&); |
| ; int i; |
| ; }; |
| ; |
| ; void func(foo f, foo g) { |
| ; f.i++; |
| ; } |
| |
| ; CHECK: debug_info contents |
| ; CHECK: DW_TAG_subprogram |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_linkage_name{{.*}}"_Z4func3fooS_" |
| ; CHECK-NOT: NULL |
| ; CHECK: DW_TAG_formal_parameter |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_name{{.*}}"f" |
| ; CHECK-NOT: NULL |
| ; CHECK: DW_TAG_formal_parameter |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_name{{.*}}"g" |
| |
| %struct.foo = type { i32 } |
| |
| ; Function Attrs: nounwind uwtable |
| define void @_Z4func3fooS_(%struct.foo* %f, %struct.foo* %g) #0 !dbg !4 { |
| entry: |
| call void @llvm.dbg.declare(metadata %struct.foo* %f, metadata !19, metadata !DIExpression()), !dbg !20 |
| call void @llvm.dbg.declare(metadata %struct.foo* %g, metadata !21, metadata !DIExpression()), !dbg !20 |
| %i = getelementptr inbounds %struct.foo, %struct.foo* %f, i32 0, i32 0, !dbg !22 |
| %0 = load i32, i32* %i, align 4, !dbg !22 |
| %inc = add nsw i32 %0, 1, !dbg !22 |
| store i32 %inc, i32* %i, align 4, !dbg !22 |
| ret void, !dbg !23 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!24} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.4 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "scratch.cpp", directory: "/usr/local/google/home/blaikie/dev/scratch") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "func", linkageName: "_Z4func3fooS_", line: 6, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 6, file: !1, scope: !5, type: !6, retainedNodes: !2) |
| !5 = !DIFile(filename: "scratch.cpp", directory: "/usr/local/google/home/blaikie/dev/scratch") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{null, !8, !8} |
| !8 = !DICompositeType(tag: DW_TAG_structure_type, name: "foo", line: 1, size: 32, align: 32, file: !1, elements: !9) |
| !9 = !{!10, !12} |
| !10 = !DIDerivedType(tag: DW_TAG_member, name: "i", line: 3, size: 32, align: 32, file: !1, scope: !8, baseType: !11) |
| !11 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !12 = !DISubprogram(name: "foo", line: 2, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !1, scope: !8, type: !13) |
| !13 = !DISubroutineType(types: !14) |
| !14 = !{null, !15, !16} |
| !15 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !8) |
| !16 = !DIDerivedType(tag: DW_TAG_reference_type, baseType: !17) |
| !17 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !8) |
| !19 = !DILocalVariable(name: "f", line: 6, arg: 1, scope: !4, file: !5, type: !8) |
| !20 = !DILocation(line: 6, scope: !4) |
| !21 = !DILocalVariable(name: "g", line: 6, arg: 2, scope: !4, file: !5, type: !8) |
| !22 = !DILocation(line: 7, scope: !4) |
| !23 = !DILocation(line: 8, scope: !4) |
| !24 = !{i32 1, !"Debug Info Version", i32 3} |