# 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: