# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o
# RUN: not ld.lld --debug-names %t.o -o /dev/null 2>&1 | \
# RUN: FileCheck -DFILE=%t.o --implicit-check-not=error: %s
# CHECK: error: [[FILE]]:(.debug_names): found DWARF64, which is currently unsupported
.ifdef GEN
//--- a.cc
struct t1 {};
extern "C" void _start(t1) {}
//--- gen
clang --target=x86_64-linux -S -g -gpubnames -gdwarf64 a.cc -o -
.endif
.text
.file "a.cc"
.globl _start # -- Begin function _start
.p2align 4, 0x90
.type _start,@function
_start: # @_start
.Lfunc_begin0:
.file 0 "/proc/self/cwd" "a.cc" md5 0x6835f89a7d36054002b51e54e47d852e
.loc 0 2 0 # a.cc:2:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
.Ltmp0:
.loc 0 2 29 prologue_end epilogue_begin # a.cc:2:29
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size _start, .Lfunc_end0-_start
.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 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.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 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 3 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 19 # DW_TAG_structure_type
.byte 0 # DW_CHILDREN_no
.byte 54 # DW_AT_calling_convention
.byte 11 # DW_FORM_data1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long 4294967295 # DWARF64 Mark
.quad .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)
.quad .debug_abbrev # Offset Into Abbrev. Section
.byte 1 # Abbrev [1] 0x18:0x40 DW_TAG_compile_unit
.byte 0 # DW_AT_producer
.short 33 # DW_AT_language
.byte 1 # DW_AT_name
.quad .Lstr_offsets_base0 # DW_AT_str_offsets_base
.quad .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
.quad .Laddr_table_base0 # DW_AT_addr_base
.byte 2 # Abbrev [2] 0x3b:0x16 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 86
.byte 3 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
# DW_AT_external
.byte 3 # Abbrev [3] 0x46:0xa DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 127
.byte 0 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.long 81 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 4 # Abbrev [4] 0x51:0x6 DW_TAG_structure_type
.byte 5 # DW_AT_calling_convention
.byte 4 # DW_AT_name
.byte 1 # DW_AT_byte_size
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 0 # End Of Children Mark
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 4294967295 # DWARF64 Mark
.quad 44 # 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 "_start" # string offset=21
.Linfo_string4:
.asciz "t1" # string offset=28
.section .debug_str_offsets,"",@progbits
.quad .Linfo_string0
.quad .Linfo_string1
.quad .Linfo_string2
.quad .Linfo_string3
.quad .Linfo_string4
.section .debug_addr,"",@progbits
.long 4294967295 # DWARF64 Mark
.quad .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 4294967295 # DWARF64 Mark
.quad .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 2 # Header: bucket count
.long 2 # 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
.quad .Lcu_begin0 # Compilation unit 0
.long 1 # Bucket 0
.long 0 # Bucket 1
.long 5863786 # Hash in Bucket 0
.long -304389582 # Hash in Bucket 0
.quad .Linfo_string4 # String in Bucket 0: t1
.quad .Linfo_string3 # String in Bucket 0: _start
.quad .Lnames1-.Lnames_entries0 # Offset in Bucket 0
.quad .Lnames0-.Lnames_entries0 # Offset in Bucket 0
.Lnames_abbrev_start0:
.byte 1 # Abbrev code
.byte 19 # DW_TAG_structure_type
.byte 3 # DW_IDX_die_offset
.byte 19 # DW_FORM_ref4
.byte 4 # DW_IDX_parent
.byte 25 # DW_FORM_flag_present
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 2 # Abbrev code
.byte 46 # DW_TAG_subprogram
.byte 3 # DW_IDX_die_offset
.byte 19 # DW_FORM_ref4
.byte 4 # DW_IDX_parent
.byte 25 # DW_FORM_flag_present
.byte 0 # End of abbrev
.byte 0 # End of abbrev
.byte 0 # End of abbrev list
.Lnames_abbrev_end0:
.Lnames_entries0:
.Lnames1:
.L1:
.byte 1 # Abbreviation code
.long 81 # DW_IDX_die_offset
.byte 0 # DW_IDX_parent
# End of list: t1
.Lnames0:
.L0:
.byte 2 # Abbreviation code
.long 59 # DW_IDX_die_offset
.byte 0 # DW_IDX_parent
# End of list: _start
.p2align 2, 0x0
.Lnames_end0:
.section ".note.GNU-stack","",@progbits
.addrsig
.section .debug_line,"",@progbits
.Lline_table_start0:
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