| # 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: |
