| ; REQUIRES: object-emission |
| ; |
| ; RUN: llvm-link %s %p/type-unique-simple2-b.ll -S -o - | %llc_dwarf -filetype=obj -O0 | llvm-dwarfdump -debug-dump=info - | FileCheck %s |
| ; |
| ; Tests for a merge error where attributes are inserted twice into the same DIE. |
| ; |
| ; $ cat ab.h |
| ; typedef int foo_t; |
| ; class A { |
| ; public: |
| ; virtual void setFoo(); |
| ; virtual const foo_t getFoo(); |
| ; }; |
| ; |
| ; $ cat a.cpp |
| ; #include "ab.h" |
| ; foo_t bar() { |
| ; return A().getFoo(); |
| ; } |
| ; |
| ; CHECK: _ZN1A6setFooEv |
| ; CHECK: DW_AT_accessibility [DW_FORM_data1] (DW_ACCESS_public) |
| ; CHECK-NOT: DW_AT_accessibility |
| ; CHECK: DW_TAG |
| |
| ; ModuleID = 'a.cpp' |
| |
| %class.A = type { i32 (...)** } |
| |
| @_ZTV1A = external unnamed_addr constant [4 x i8*] |
| |
| ; Function Attrs: nounwind |
| define i32 @_Z3barv() #0 { |
| entry: |
| %tmp = alloca %class.A, align 8 |
| %0 = bitcast %class.A* %tmp to i8*, !dbg !38 |
| call void @llvm.memset.p0i8.i64(i8* %0, i8 0, i64 8, i32 8, i1 false), !dbg !38 |
| call void @_ZN1AC1Ev(%class.A* %tmp) #1, !dbg !38 |
| %call = call i32 @_ZN1A6getFooEv(%class.A* %tmp), !dbg !38 |
| ret i32 %call, !dbg !38 |
| } |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) #1 |
| |
| ; Function Attrs: inlinehint nounwind |
| define linkonce_odr void @_ZN1AC1Ev(%class.A* %this) unnamed_addr #2 align 2 { |
| entry: |
| %this.addr = alloca %class.A*, align 8 |
| store %class.A* %this, %class.A** %this.addr, align 8 |
| call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !39, metadata !{!"0x102"}), !dbg !41 |
| %this1 = load %class.A** %this.addr |
| call void @_ZN1AC2Ev(%class.A* %this1) #1, !dbg !42 |
| ret void, !dbg !42 |
| } |
| |
| declare i32 @_ZN1A6getFooEv(%class.A*) |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #4 |
| |
| ; Function Attrs: inlinehint nounwind |
| define linkonce_odr void @_ZN1AC2Ev(%class.A* %this) unnamed_addr #2 align 2 { |
| entry: |
| %this.addr = alloca %class.A*, align 8 |
| store %class.A* %this, %class.A** %this.addr, align 8 |
| call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !44, metadata !{!"0x102"}), !dbg !45 |
| %this1 = load %class.A** %this.addr |
| %0 = bitcast %class.A* %this1 to i8***, !dbg !46 |
| store i8** getelementptr inbounds ([4 x i8*]* @_ZTV1A, i64 0, i64 2), i8*** %0, !dbg !46 |
| ret void, !dbg !46 |
| } |
| |
| attributes #0 = { nounwind } |
| attributes #1 = { nounwind } |
| attributes #2 = { inlinehint nounwind } |
| attributes #4 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!35, !36} |
| !llvm.ident = !{!37} |
| |
| !0 = !{!"0x11\004\00clang version 3.5 \000\00\000\00\000", !1, !2, !3, !26, !2, !2} ; [ DW_TAG_compile_unit ] [/<unknown>] [DW_LANG_C_plus_plus] |
| !1 = !{!"<unknown>", !""} |
| !2 = !{} |
| !3 = !{!4} |
| !4 = !{!"0x2\00A\002\0064\0064\000\000\000", !5, null, null, !6, !"_ZTS1A", null, !"_ZTS1A"} ; [ DW_TAG_class_type ] [A] [line 2, size 64, align 64, offset 0] [def] [from ] |
| !5 = !{!"./ab.h", !""} |
| !6 = !{!7, !14, !19} |
| !7 = !{!"0xd\00_vptr$A\000\0064\000\000\0064", !5, !8, !9} ; [ DW_TAG_member ] [_vptr$A] [line 0, size 64, align 0, offset 0] [artificial] [from ] |
| !8 = !{!"0x29", !5} ; [ DW_TAG_file_type ] [/./ab.h] |
| !9 = !{!"0xf\00\000\0064\000\000\000", null, null, !10} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 0, offset 0] [from __vtbl_ptr_type] |
| !10 = !{!"0xf\00__vtbl_ptr_type\000\0064\000\000\000", null, null, !11} ; [ DW_TAG_pointer_type ] [__vtbl_ptr_type] [line 0, size 64, align 0, offset 0] [from ] |
| !11 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !12, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !12 = !{!13} |
| !13 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed] |
| !14 = !{!"0x2e\00setFoo\00setFoo\00_ZN1A6setFooEv\004\000\000\001\006\00259\000\004", !5, !"_ZTS1A", !15, !"_ZTS1A", null, null, i32 0, !18} ; [ DW_TAG_subprogram ] [line 4] [setFoo] |
| !15 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !16, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !16 = !{null, !17} |
| !17 = !{!"0xf\00\000\0064\0064\000\001088", null, null, !"_ZTS1A"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1A] |
| !18 = !{i32 786468} |
| !19 = !{!"0x2e\00getFoo\00getFoo\00_ZN1A6getFooEv\005\000\000\001\006\00259\000\005", !5, !"_ZTS1A", !20, !"_ZTS1A", null, null, i32 0, !25} ; [ DW_TAG_subprogram ] [line 5] [getFoo] |
| !20 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !21, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !21 = !{!22, !17} |
| !22 = !{!"0x26\00\000\000\000\000\000", null, null, !23} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from foo_t] |
| !23 = !{!"0x16\00foo_t\001\000\000\000\000", !24, null, !13} ; [ DW_TAG_typedef ] [foo_t] [line 1, size 0, align 0, offset 0] [from int] |
| !24 = !{!"a.cpp", !""} |
| !25 = !{i32 786468} |
| !26 = !{!27, !31, !34} |
| !27 = !{!"0x2e\00bar\00bar\00_Z3barv\002\000\001\000\006\00256\000\002", !24, !28, !29, null, i32 ()* @_Z3barv, null, null, !2} ; [ DW_TAG_subprogram ] [line 2] [def] [bar] |
| !28 = !{!"0x29", !24} ; [ DW_TAG_file_type ] [/a.cpp] |
| !29 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !30, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !30 = !{!23} |
| !31 = !{!"0x2e\00A\00A\00_ZN1AC1Ev\002\000\001\000\006\00320\000\002", !5, !"_ZTS1A", !15, null, void (%class.A*)* @_ZN1AC1Ev, null, !32, !2} ; [ DW_TAG_subprogram ] [line 2] [def] [A] |
| !32 = !{!"0x2e\00A\00A\00\000\000\000\000\006\00320\000\000", null, !"_ZTS1A", !15, null, null, null, i32 0, !33} ; [ DW_TAG_subprogram ] [line 0] [A] |
| !33 = !{i32 786468} |
| !34 = !{!"0x2e\00A\00A\00_ZN1AC2Ev\002\000\001\000\006\00320\000\002", !5, !"_ZTS1A", !15, null, void (%class.A*)* @_ZN1AC2Ev, null, !32, !2} ; [ DW_TAG_subprogram ] [line 2] [def] [A] |
| !35 = !{i32 2, !"Dwarf Version", i32 2} |
| !36 = !{i32 1, !"Debug Info Version", i32 2} |
| !37 = !{!"clang version 3.5 "} |
| !38 = !MDLocation(line: 3, scope: !27) |
| !39 = !{!"0x101\00this\0016777216\001088", !31, null, !40} ; [ DW_TAG_arg_variable ] [this] [line 0] |
| !40 = !{!"0xf\00\000\0064\0064\000\000", null, null, !"_ZTS1A"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS1A] |
| !41 = !MDLocation(line: 0, scope: !31) |
| !42 = !MDLocation(line: 2, scope: !43) |
| !43 = !{!"0xb\000", !5, !31} ; [ DW_TAG_lexical_block ] [/./ab.h] |
| !44 = !{!"0x101\00this\0016777216\001088", !34, null, !40} ; [ DW_TAG_arg_variable ] [this] [line 0] |
| !45 = !MDLocation(line: 0, scope: !34) |
| !46 = !MDLocation(line: 2, scope: !34) |