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2bd885aa97
The enum types array by design contains pointers to MDNodes rather than DIRefs. Unique them when handling the enum types in DwarfDebug. rdar://17628609 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214139 91177308-0d34-0410-b5e6-96231b3b80d8
79 lines
4.9 KiB
LLVM
79 lines
4.9 KiB
LLVM
; REQUIRES: object-emission
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;
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; RUN: %llc_dwarf -filetype=obj -O0 < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
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; Make sure we can handle enums with the same identifier but in enum types of
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; different compile units.
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; rdar://17628609
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; CHECK: DW_TAG_compile_unit
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; CHECK: 0x[[ENUM:.*]]: DW_TAG_enumeration_type
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; CHECK-NEXT: DW_AT_name {{.*}} "EA"
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_AT_MIPS_linkage_name {{.*}} "_Z4topA2EA"
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; CHECK: DW_TAG_formal_parameter
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; CHECK: DW_AT_type [DW_FORM_ref4] (cu + 0x{{.*}} => {0x[[ENUM]]})
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; CHECK: DW_TAG_compile_unit
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_AT_MIPS_linkage_name {{.*}} "_Z4topB2EA"
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; CHECK: DW_TAG_formal_parameter
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; CHECK: DW_AT_type [DW_FORM_ref_addr] {{.*}}[[ENUM]]
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; Function Attrs: nounwind ssp uwtable
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define void @_Z4topA2EA(i32 %sa) #0 {
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entry:
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%sa.addr = alloca i32, align 4
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store i32 %sa, i32* %sa.addr, align 4
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call void @llvm.dbg.declare(metadata !{i32* %sa.addr}, metadata !22), !dbg !23
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ret void, !dbg !24
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata) #1
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; Function Attrs: nounwind ssp uwtable
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define void @_Z4topB2EA(i32 %sa) #0 {
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entry:
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%sa.addr = alloca i32, align 4
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store i32 %sa, i32* %sa.addr, align 4
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call void @llvm.dbg.declare(metadata !{i32* %sa.addr}, metadata !25), !dbg !26
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ret void, !dbg !27
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}
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attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!0, !12}
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!llvm.module.flags = !{!19, !20}
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!llvm.ident = !{!21, !21}
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!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 (trunk 214102:214133) (llvm/trunk 214102:214132)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !6, metadata !11, metadata !11, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [<unknown>] [DW_LANG_C_plus_plus]
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!1 = metadata !{metadata !"a.cpp", metadata !""}
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!2 = metadata !{metadata !3}
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!3 = metadata !{i32 786436, metadata !1, null, metadata !"EA", i32 1, i64 32, i64 32, i32 0, i32 0, null, metadata !4, i32 0, null, null, metadata !"_ZTS2EA"} ; [ DW_TAG_enumeration_type ] [EA] [line 1, size 32, align 32, offset 0] [def] [from ]
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!4 = metadata !{metadata !5}
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!5 = metadata !{i32 786472, metadata !"EA_0", i64 0} ; [ DW_TAG_enumerator ] [EA_0 :: 0]
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!6 = metadata !{metadata !7}
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!7 = metadata !{i32 786478, metadata !1, metadata !8, metadata !"topA", metadata !"topA", metadata !"_Z4topA2EA", i32 5, metadata !9, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32)* @_Z4topA2EA, null, null, metadata !11, i32 5} ; [ DW_TAG_subprogram ] [line 5] [def] [topA]
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!8 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [a.cpp]
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!9 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !10, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!10 = metadata !{null, metadata !"_ZTS2EA"}
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!11 = metadata !{}
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!12 = metadata !{i32 786449, metadata !13, i32 4, metadata !"clang version 3.5.0 (trunk 214102:214133) (llvm/trunk 214102:214132)", i1 false, metadata !"", i32 0, metadata !14, metadata !14, metadata !16, metadata !11, metadata !11, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [b.cpp] [DW_LANG_C_plus_plus]
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!13 = metadata !{metadata !"b.cpp", metadata !""}
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!14 = metadata !{metadata !15}
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!15 = metadata !{i32 786436, metadata !13, null, metadata !"EA", i32 1, i64 32, i64 32, i32 0, i32 0, null, metadata !4, i32 0, null, null, metadata !"_ZTS2EA"} ; [ DW_TAG_enumeration_type ] [EA] [line 1, size 32, align 32, offset 0] [def] [from ]
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!16 = metadata !{metadata !17}
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!17 = metadata !{i32 786478, metadata !13, metadata !18, metadata !"topB", metadata !"topB", metadata !"_Z4topB2EA", i32 5, metadata !9, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32)* @_Z4topB2EA, null, null, metadata !11, i32 5} ; [ DW_TAG_subprogram ] [line 5] [def] [topB]
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!18 = metadata !{i32 786473, metadata !13} ; [ DW_TAG_file_type ] [b.cpp]
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!19 = metadata !{i32 2, metadata !"Dwarf Version", i32 2}
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!20 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
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!21 = metadata !{metadata !"clang version 3.5.0 (trunk 214102:214133) (llvm/trunk 214102:214132)"}
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!22 = metadata !{i32 786689, metadata !7, metadata !"sa", metadata !8, i32 16777221, metadata !"_ZTS2EA", i32 0, i32 0} ; [ DW_TAG_arg_variable ] [sa] [line 5]
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!23 = metadata !{i32 5, i32 14, metadata !7, null}
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!24 = metadata !{i32 6, i32 1, metadata !7, null}
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!25 = metadata !{i32 786689, metadata !17, metadata !"sa", metadata !18, i32 16777221, metadata !"_ZTS2EA", i32 0, i32 0} ; [ DW_TAG_arg_variable ] [sa] [line 5]
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!26 = metadata !{i32 5, i32 14, metadata !17, null}
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!27 = metadata !{i32 6, i32 1, metadata !17, null}
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