1 ; struct A { 2 ; void foo(); 3 ; }; 4 ; 5 ; void (A::*p)() = &A::foo; 6 ; 7 ; RUN: llc -filetype=obj -o - %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s 8 ; Check that the member function pointer is emitted without a DW_AT_size attribute. 9 ; CHECK: DW_TAG_ptr_to_member_type 10 ; CHECK-NOT: DW_AT_{{.*}}size 11 ; CHECK: DW_TAG 12 ; 13 ; ModuleID = 'memberfnptr.cpp' 14 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 15 target triple = "x86_64-apple-macosx" 16 17 %struct.A = type { i8 } 18 19 @p = global { i64, i64 } { i64 ptrtoint (void (%struct.A*)* @_ZN1A3fooEv to i64), i64 0 }, align 8 20 21 declare void @_ZN1A3fooEv(%struct.A*) 22 23 !llvm.dbg.cu = !{!0} 24 !llvm.module.flags = !{!14, !15, !16} 25 !llvm.ident = !{!17} 26 27 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.6.0 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !3, subprograms: !2, globals: !10, imports: !2) 28 !1 = !DIFile(filename: "memberfnptr.cpp", directory: "") 29 !2 = !{} 30 !3 = !{!4} 31 !4 = !DICompositeType(tag: DW_TAG_structure_type, name: "A", line: 1, size: 8, align: 8, file: !1, elements: !5, identifier: "_ZTS1A") 32 !5 = !{!6} 33 !6 = !DISubprogram(name: "foo", linkageName: "_ZN1A3fooEv", line: 2, isLocal: false, isDefinition: false, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !1, scope: !"_ZTS1A", type: !7) 34 !7 = !DISubroutineType(types: !8) 35 !8 = !{null, !9} 36 !9 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !"_ZTS1A") 37 !10 = !{!11} 38 !11 = !DIGlobalVariable(name: "p", line: 5, isLocal: false, isDefinition: true, scope: null, file: !12, type: !13, variable: { i64, i64 }* @p) 39 !12 = !DIFile(filename: "memberfnptr.cpp", directory: "") 40 !13 = !DIDerivedType(tag: DW_TAG_ptr_to_member_type, size: 64, baseType: !7, extraData: !"_ZTS1A") 41 !14 = !{i32 2, !"Dwarf Version", i32 2} 42 !15 = !{i32 2, !"Debug Info Version", i32 3} 43 !16 = !{i32 1, !"PIC Level", i32 2} 44 !17 = !{!"clang version 3.6.0 "} 45
