| # REQUIRES: x86 | |
| ## Test clang-17-generated DW_TAG_subprogram, which do not contain DW_IDX_parent | |
| ## attributes. | |
| # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o | |
| # RUN: ld.lld --debug-names %t.o -o %t | |
| # RUN: llvm-dwarfdump --debug-info --debug-names %t | FileCheck %s --check-prefix=DWARF | |
| # DWARF: 0x00000023: DW_TAG_namespace | |
| # DWARF: 0x00000025: DW_TAG_subprogram | |
| # DWARF: String: {{.*}} "fa" | |
| # DWARF-NEXT: Entry @ 0x71 { | |
| # DWARF-NEXT: Abbrev: 0x1 | |
| # DWARF-NEXT: Tag: DW_TAG_subprogram | |
| # DWARF-NEXT: DW_IDX_die_offset: 0x00000025 | |
| # DWARF-NEXT: DW_IDX_compile_unit: 0x00 | |
| # DWARF-NEXT: } | |
| # DWARF: String: {{.*}} "ns" | |
| # DWARF-NEXT: Entry @ 0x78 { | |
| # DWARF-NEXT: Abbrev: 0x2 | |
| # DWARF-NEXT: Tag: DW_TAG_namespace | |
| # DWARF-NEXT: DW_IDX_die_offset: 0x00000023 | |
| # DWARF-NEXT: DW_IDX_compile_unit: 0x00 | |
| # DWARF-NEXT: } | |
| .ifdef GEN | |
| //--- a.cc | |
| namespace ns { | |
| void fa() {} | |
| } | |
| //--- gen | |
| clang-17 --target=x86_64-linux -S -O1 -g -gpubnames a.cc -o - | |
| .endif | |
| .text | |
| .file "a.cc" | |
| .globl _ZN2ns2faEv # -- Begin function _ZN2ns2faEv | |
| .p2align 4, 0x90 | |
| .type _ZN2ns2faEv,@function | |
| _ZN2ns2faEv: # @_ZN2ns2faEv | |
| .Lfunc_begin0: | |
| .file 0 "/proc/self/cwd" "a.cc" md5 0xb3281d5b5a0b2997d7d59d49bc912274 | |
| .cfi_startproc | |
| # %bb.0: | |
| .loc 0 2 12 prologue_end # a.cc:2:12 | |
| retq | |
| .Ltmp0: | |
| .Lfunc_end0: | |
| .size _ZN2ns2faEv, .Lfunc_end0-_ZN2ns2faEv | |
| .cfi_endproc | |
| # -- End function | |
| .section .debug_abbrev,"",@progbits | |
| .byte 1 # Abbreviation Code | |
| .byte 17 # DW_TAG_compile_unit | |
| .byte 1 # DW_CHILDREN_yes | |
| .byte 37 # DW_AT_producer | |
| .byte 37 # DW_FORM_strx1 | |
| .byte 19 # DW_AT_language | |
| .byte 5 # DW_FORM_data2 | |
| .byte 3 # DW_AT_name | |
| .byte 37 # DW_FORM_strx1 | |
| .byte 114 # DW_AT_str_offsets_base | |
| .byte 23 # DW_FORM_sec_offset | |
| .byte 16 # DW_AT_stmt_list | |
| .byte 23 # DW_FORM_sec_offset | |
| .byte 27 # DW_AT_comp_dir | |
| .byte 37 # DW_FORM_strx1 | |
| .byte 17 # DW_AT_low_pc | |
| .byte 27 # DW_FORM_addrx | |
| .byte 18 # DW_AT_high_pc | |
| .byte 6 # DW_FORM_data4 | |
| .byte 115 # DW_AT_addr_base | |
| .byte 23 # DW_FORM_sec_offset | |
| .byte 0 # EOM(1) | |
| .byte 0 # EOM(2) | |
| .byte 2 # Abbreviation Code | |
| .byte 57 # DW_TAG_namespace | |
| .byte 1 # DW_CHILDREN_yes | |
| .byte 3 # DW_AT_name | |
| .byte 37 # DW_FORM_strx1 | |
| .byte 0 # EOM(1) | |
| .byte 0 # EOM(2) | |
| .byte 3 # Abbreviation Code | |
| .byte 46 # DW_TAG_subprogram | |
| .byte 0 # DW_CHILDREN_no | |
| .byte 17 # DW_AT_low_pc | |
| .byte 27 # DW_FORM_addrx | |
| .byte 18 # DW_AT_high_pc | |
| .byte 6 # DW_FORM_data4 | |
| .byte 64 # DW_AT_frame_base | |
| .byte 24 # DW_FORM_exprloc | |
| .byte 122 # DW_AT_call_all_calls | |
| .byte 25 # DW_FORM_flag_present | |
| .byte 110 # DW_AT_linkage_name | |
| .byte 37 # DW_FORM_strx1 | |
| .byte 3 # DW_AT_name | |
| .byte 37 # DW_FORM_strx1 | |
| .byte 58 # DW_AT_decl_file | |
| .byte 11 # DW_FORM_data1 | |
| .byte 59 # DW_AT_decl_line | |
| .byte 11 # DW_FORM_data1 | |
| .byte 63 # DW_AT_external | |
| .byte 25 # DW_FORM_flag_present | |
| .byte 0 # EOM(1) | |
| .byte 0 # EOM(2) | |
| .byte 0 # EOM(3) | |
| .section .debug_info,"",@progbits | |
| .Lcu_begin0: | |
| .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit | |
| .Ldebug_info_start0: | |
| .short 5 # DWARF version number | |
| .byte 1 # DWARF Unit Type | |
| .byte 8 # Address Size (in bytes) | |
| .long .debug_abbrev # Offset Into Abbrev. Section | |
| .byte 1 # Abbrev [1] 0xc:0x27 DW_TAG_compile_unit | |
| .byte 0 # DW_AT_producer | |
| .short 33 # DW_AT_language | |
| .byte 1 # DW_AT_name | |
| .long .Lstr_offsets_base0 # DW_AT_str_offsets_base | |
| .long .Lline_table_start0 # DW_AT_stmt_list | |
| .byte 2 # DW_AT_comp_dir | |
| .byte 0 # DW_AT_low_pc | |
| .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc | |
| .long .Laddr_table_base0 # DW_AT_addr_base | |
| .byte 2 # Abbrev [2] 0x23:0xf DW_TAG_namespace | |
| .byte 3 # DW_AT_name | |
| .byte 3 # Abbrev [3] 0x25:0xc DW_TAG_subprogram | |
| .byte 0 # DW_AT_low_pc | |
| .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc | |
| .byte 1 # DW_AT_frame_base | |
| .byte 87 | |
| # DW_AT_call_all_calls | |
| .byte 4 # DW_AT_linkage_name | |
| .byte 5 # DW_AT_name | |
| .byte 0 # DW_AT_decl_file | |
| .byte 2 # DW_AT_decl_line | |
| # DW_AT_external | |
| .byte 0 # End Of Children Mark | |
| .byte 0 # End Of Children Mark | |
| .Ldebug_info_end0: | |
| .section .debug_str_offsets,"",@progbits | |
| .long 28 # Length of String Offsets Set | |
| .short 5 | |
| .short 0 | |
| .Lstr_offsets_base0: | |
| .section .debug_str,"MS",@progbits,1 | |
| .Linfo_string0: | |
| .byte 0 # string offset=0 | |
| .Linfo_string1: | |
| .asciz "a.cc" # string offset=1 | |
| .Linfo_string2: | |
| .asciz "/proc/self/cwd" # string offset=6 | |
| .Linfo_string3: | |
| .asciz "ns" # string offset=21 | |
| .Linfo_string4: | |
| .asciz "fa" # string offset=24 | |
| .Linfo_string5: | |
| .asciz "_ZN2ns2faEv" # string offset=27 | |
| .section .debug_str_offsets,"",@progbits | |
| .long .Linfo_string0 | |
| .long .Linfo_string1 | |
| .long .Linfo_string2 | |
| .long .Linfo_string3 | |
| .long .Linfo_string5 | |
| .long .Linfo_string4 | |
| .section .debug_addr,"",@progbits | |
| .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution | |
| .Ldebug_addr_start0: | |
| .short 5 # DWARF version number | |
| .byte 8 # Address size | |
| .byte 0 # Segment selector size | |
| .Laddr_table_base0: | |
| .quad .Lfunc_begin0 | |
| .Ldebug_addr_end0: | |
| .section .debug_names,"",@progbits | |
| .long .Lnames_end0-.Lnames_start0 # Header: unit length | |
| .Lnames_start0: | |
| .short 5 # Header: version | |
| .short 0 # Header: padding | |
| .long 1 # Header: compilation unit count | |
| .long 0 # Header: local type unit count | |
| .long 0 # Header: foreign type unit count | |
| .long 3 # Header: bucket count | |
| .long 3 # Header: name count | |
| .long .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size | |
| .long 8 # Header: augmentation string size | |
| .ascii "LLVM0700" # Header: augmentation string | |
| .long .Lcu_begin0 # Compilation unit 0 | |
| .long 0 # Bucket 0 | |
| .long 1 # Bucket 1 | |
| .long 3 # Bucket 2 | |
| .long 5863372 # Hash in Bucket 1 | |
| .long 5863654 # Hash in Bucket 1 | |
| .long -1413999533 # Hash in Bucket 2 | |
| .long .Linfo_string4 # String in Bucket 1: fa | |
| .long .Linfo_string3 # String in Bucket 1: ns | |
| .long .Linfo_string5 # String in Bucket 2: _ZN2ns2faEv | |
| .long .Lnames1-.Lnames_entries0 # Offset in Bucket 1 | |
| .long .Lnames0-.Lnames_entries0 # Offset in Bucket 1 | |
| .long .Lnames2-.Lnames_entries0 # Offset in Bucket 2 | |
| .Lnames_abbrev_start0: | |
| .byte 46 # Abbrev code | |
| .byte 46 # DW_TAG_subprogram | |
| .byte 3 # DW_IDX_die_offset | |
| .byte 19 # DW_FORM_ref4 | |
| .byte 0 # End of abbrev | |
| .byte 0 # End of abbrev | |
| .byte 57 # Abbrev code | |
| .byte 57 # DW_TAG_namespace | |
| .byte 3 # DW_IDX_die_offset | |
| .byte 19 # DW_FORM_ref4 | |
| .byte 0 # End of abbrev | |
| .byte 0 # End of abbrev | |
| .byte 0 # End of abbrev list | |
| .Lnames_abbrev_end0: | |
| .Lnames_entries0: | |
| .Lnames1: | |
| .byte 46 # Abbreviation code | |
| .long 37 # DW_IDX_die_offset | |
| .byte 0 # End of list: fa | |
| .Lnames0: | |
| .byte 57 # Abbreviation code | |
| .long 35 # DW_IDX_die_offset | |
| .byte 0 # End of list: ns | |
| .Lnames2: | |
| .byte 46 # Abbreviation code | |
| .long 37 # DW_IDX_die_offset | |
| .byte 0 # End of list: _ZN2ns2faEv | |
| .p2align 2, 0x0 | |
| .Lnames_end0: | |
| .section ".note.GNU-stack","",@progbits | |
| .addrsig | |
| .section .debug_line,"",@progbits | |
| .Lline_table_start0: |