2e3cf129e6
Delete have_addr_base, unused. All uses updated. (init_cutu_and_read_dies): Process DW_AT_GNU_ranges_base. (dwarf2_get_pc_bounds): Add ranges_base. (dwarf2_record_block_ranges): Ditto. testsuite/ * gdb.dwarf2/fission-base.c: New file. * gdb.dwarf2/fission-base.S: New file. * gdb.dwarf2/fission-base.exp: New file.
364 lines
11 KiB
ArmAsm
364 lines
11 KiB
ArmAsm
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2012 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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This file was created by doing:
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gcc -gdwarf-4 -gsplit-debug -S -dA fission-base.c
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and then massaging the output.
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*/
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.file "fission-base.c"
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.text
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.Ltext0:
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.globl func
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.type func, @function
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func:
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.LFB0:
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.file 1 "fission-base.c"
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# fission-base.c:20
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.loc 1 20 0
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.cfi_startproc
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pushq %rbp #
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.cfi_def_cfa_offset 16
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.cfi_offset 6, -16
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movq %rsp, %rbp #,
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.cfi_def_cfa_register 6
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movl %edi, -4(%rbp) # arg, arg
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# fission-base.c:21
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.loc 1 21 0
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movl -4(%rbp), %eax # arg, tmp61
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addl $1, %eax #, D.1617
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# fission-base.c:22
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.loc 1 22 0
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popq %rbp #
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.cfi_def_cfa 7, 8
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ret
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.cfi_endproc
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.LFE0:
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.size func, .-func
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.globl main
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.type main, @function
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main:
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.LFB1:
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# fission-base.c:26
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.loc 1 26 0
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.cfi_startproc
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pushq %rbp #
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.cfi_def_cfa_offset 16
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.cfi_offset 6, -16
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movq %rsp, %rbp #,
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.cfi_def_cfa_register 6
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# fission-base.c:27
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.loc 1 27 0
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movl $-1, %edi #,
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call func #
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# fission-base.c:28
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.loc 1 28 0
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popq %rbp #
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.cfi_def_cfa 7, 8
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ret
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.cfi_endproc
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.LFE1:
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.size main, .-main
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.Letext0:
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.section .debug_info.dwo,"",@progbits
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.Ldebug_info0:
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.4byte .Ldebug_info0_end - .Ldebug_info0 - 4 # Length of Compilation Unit Info
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.2byte 0x4 # DWARF version number
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.4byte .Ldebug_abbrev0 # Offset Into Abbrev. Section
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.byte 0x8 # Pointer Size (in bytes)
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.uleb128 0x1 # (DIE (0xb) DW_TAG_compile_unit)
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.ascii "GNU C 4.6.x-fission\0" # DW_AT_producer
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.byte 0x1 # DW_AT_language
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.ascii "fission-base.c\0" # DW_AT_name
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.ascii "/tmp/src/gdb/testsuite/gdb.dwarf2\0" # DW_AT_comp_dir
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.byte 0 # DW_AT_GNU_dwo_id
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.byte 0
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.byte 0
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.byte 0
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.byte 0
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.byte 0
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.byte 0
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.byte 0
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.uleb128 0x2 # (DIE (0x89) DW_TAG_subprogram)
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# DW_AT_external
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.ascii "func\0" # DW_AT_name
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.byte 0x1 # DW_AT_decl_file (fission-base.c)
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.byte 0x13 # DW_AT_decl_line
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# DW_AT_prototyped
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.4byte .Ldebug_info0_int # DW_AT_type
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.4byte 0x0 # DW_AT_ranges
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.uleb128 0x1 # DW_AT_frame_base
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.byte 0x9c # DW_OP_call_frame_cfa
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.4byte .Ldebug_info0_int # DW_AT_sibling
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.uleb128 0x3 # (DIE (0xa4) DW_TAG_formal_parameter)
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.ascii "arg\0" # DW_AT_name
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.byte 0x1 # DW_AT_decl_file (fission-base.c)
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.byte 0x13 # DW_AT_decl_line
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.4byte .Ldebug_info0_int # DW_AT_type
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.uleb128 0x2 # DW_AT_location
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.byte 0x91 # DW_OP_fbreg
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.sleb128 -20
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.byte 0 # end of children of DIE 0x89
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.Ldebug_info0_int:
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.uleb128 0x4 # (DIE (0xb3) DW_TAG_base_type)
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.byte 0x4 # DW_AT_byte_size
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.byte 0x5 # DW_AT_encoding
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.ascii "int\0" # DW_AT_name
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.uleb128 0x5 # (DIE (0xba) DW_TAG_subprogram)
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# DW_AT_external
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.ascii "main\0" # DW_AT_name
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.byte 0x1 # DW_AT_decl_file (fission-base.c)
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.byte 0x19 # DW_AT_decl_line
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.4byte .Ldebug_info0_int # DW_AT_type
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.uleb128 0x1 # DW_AT_low_pc
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.8byte .LFE1-.LFB1 # DW_AT_high_pc
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.uleb128 0x1 # DW_AT_frame_base
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.byte 0x9c # DW_OP_call_frame_cfa
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.byte 0 # end of children of DIE 0xb
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.Ldebug_info0_end:
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.section .debug_info,"",@progbits
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.Lskeleton_debug_info0:
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.4byte .Lskeleton_debug_info0_end - .Lskeleton_debug_info0 - 4 # Length of Compilation Unit Info
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.2byte 0x4 # DWARF version number
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.4byte .Lskeleton_debug_abbrev0 # Offset Into Abbrev. Section
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.byte 0x8 # Pointer Size (in bytes)
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.uleb128 0x1 # (DIE (0) DW_TAG_compile_unit)
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.8byte .Ltext0 # DW_AT_low_pc
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.8byte .Letext0-.Ltext0 # DW_AT_high_pc
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.4byte .Ldebug_line0 # DW_AT_stmt_list
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.ascii "/tmp/src/gdb/testsuite/gdb.dwarf2\0" # DW_AT_comp_dir
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# Normally dwo_name would be "fission-base.dwo".
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# Simplification: Leave the DWO contents in the executable.
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.ascii "fission-base\0" # DW_AT_GNU_dwo_name
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.4byte .Ldebug_pubnames0 # DW_AT_GNU_pubnames
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.4byte .Ldebug_pubtypes0 # DW_AT_GNU_pubtypes
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.4byte .Ldebug_addr0_begin # DW_AT_GNU_addr_base
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.4byte .Ldebug_ranges0_begin # DW_AT_GNU_ranges_base
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.byte 0 # DW_AT_GNU_dwo_id
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.byte 0
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.byte 0
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.byte 0
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.byte 0
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.byte 0
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.byte 0
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.byte 0
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.Lskeleton_debug_info0_end:
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.section .debug_abbrev,"",@progbits
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.Lskeleton_debug_abbrev0:
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.uleb128 0x1 # (abbrev code)
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.uleb128 0x11 # (TAG: DW_TAG_compile_unit)
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.byte 0 # DW_children_no
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.uleb128 0x11 # (DW_AT_low_pc)
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.uleb128 0x1 # (DW_FORM_addr)
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.uleb128 0x12 # (DW_AT_high_pc)
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.uleb128 0x7 # (DW_FORM_data8)
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.uleb128 0x10 # (DW_AT_stmt_list)
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.uleb128 0x17 # (DW_FORM_sec_offset)
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.uleb128 0x1b # (DW_AT_comp_dir)
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.uleb128 0x8 # (DW_FORM_string)
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.uleb128 0x2130 # (DW_AT_GNU_dwo_name)
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.uleb128 0x8 # (DW_FORM_string)
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.uleb128 0x2134 # (DW_AT_GNU_pubnames)
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.uleb128 0x17 # (DW_FORM_sec_offset)
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.uleb128 0x2135 # (DW_AT_GNU_pubtypes)
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.uleb128 0x17 # (DW_FORM_sec_offset)
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.uleb128 0x2133 # (DW_AT_GNU_addr_base)
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.uleb128 0x17 # (DW_FORM_sec_offset)
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.uleb128 0x2132 # (DW_AT_GNU_ranges_base)
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.uleb128 0x17 # (DW_FORM_sec_offset)
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.uleb128 0x2131 # (DW_AT_GNU_dwo_id)
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.uleb128 0x7 # (DW_FORM_data8)
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.byte 0
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.byte 0
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.byte 0 # end of skeleton .debug_abbrev
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.section .debug_abbrev.dwo,"",@progbits
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.Ldebug_abbrev0:
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.uleb128 0x1 # (abbrev code)
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.uleb128 0x11 # (TAG: DW_TAG_compile_unit)
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.byte 0x1 # DW_children_yes
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.uleb128 0x25 # (DW_AT_producer)
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.uleb128 0x8 # (DW_FORM_string)
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.uleb128 0x13 # (DW_AT_language)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x3 # (DW_AT_name)
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.uleb128 0x8 # (DW_FORM_string)
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.uleb128 0x1b # (DW_AT_comp_dir)
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.uleb128 0x8 # (DW_FORM_string)
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.uleb128 0x2131 # (DW_AT_GNU_dwo_id)
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.uleb128 0x7 # (DW_FORM_data8)
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.byte 0
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.byte 0
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.uleb128 0x2 # (abbrev code)
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.uleb128 0x2e # (TAG: DW_TAG_subprogram)
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.byte 0x1 # DW_children_yes
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.uleb128 0x3f # (DW_AT_external)
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.uleb128 0x19 # (DW_FORM_flag_present)
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.uleb128 0x3 # (DW_AT_name)
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.uleb128 0x8 # (DW_FORM_string)
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.uleb128 0x3a # (DW_AT_decl_file)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x3b # (DW_AT_decl_line)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x27 # (DW_AT_prototyped)
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.uleb128 0x19 # (DW_FORM_flag_present)
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.uleb128 0x49 # (DW_AT_type)
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.uleb128 0x13 # (DW_FORM_ref4)
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.uleb128 0x55 # (DW_AT_ranges)
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.uleb128 0x17 # (DW_FORM_sec_offset)
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.uleb128 0x40 # (DW_AT_frame_base)
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.uleb128 0x18 # (DW_FORM_exprloc)
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.uleb128 0x1 # (DW_AT_sibling)
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.uleb128 0x13 # (DW_FORM_ref4)
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.byte 0
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.byte 0
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.uleb128 0x3 # (abbrev code)
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.uleb128 0x5 # (TAG: DW_TAG_formal_parameter)
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.byte 0 # DW_children_no
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.uleb128 0x3 # (DW_AT_name)
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.uleb128 0x8 # (DW_FORM_string)
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.uleb128 0x3a # (DW_AT_decl_file)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x3b # (DW_AT_decl_line)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x49 # (DW_AT_type)
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.uleb128 0x13 # (DW_FORM_ref4)
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.uleb128 0x2 # (DW_AT_location)
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.uleb128 0x18 # (DW_FORM_exprloc)
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.byte 0
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.byte 0
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.uleb128 0x4 # (abbrev code)
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.uleb128 0x24 # (TAG: DW_TAG_base_type)
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.byte 0 # DW_children_no
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.uleb128 0xb # (DW_AT_byte_size)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x3e # (DW_AT_encoding)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x3 # (DW_AT_name)
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.uleb128 0x8 # (DW_FORM_string)
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.byte 0
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.byte 0
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.uleb128 0x5 # (abbrev code)
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.uleb128 0x2e # (TAG: DW_TAG_subprogram)
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.byte 0 # DW_children_no
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.uleb128 0x3f # (DW_AT_external)
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.uleb128 0x19 # (DW_FORM_flag_present)
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.uleb128 0x3 # (DW_AT_name)
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.uleb128 0x8 # (DW_FORM_string)
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.uleb128 0x3a # (DW_AT_decl_file)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x3b # (DW_AT_decl_line)
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.uleb128 0xb # (DW_FORM_data1)
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.uleb128 0x49 # (DW_AT_type)
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.uleb128 0x13 # (DW_FORM_ref4)
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.uleb128 0x11 # (DW_AT_low_pc)
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.uleb128 0x1f01 # (DW_FORM_GNU_addr_index)
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.uleb128 0x12 # (DW_AT_high_pc)
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.uleb128 0x7 # (DW_FORM_data8)
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.uleb128 0x40 # (DW_AT_frame_base)
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.uleb128 0x18 # (DW_FORM_exprloc)
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.byte 0
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.byte 0
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.byte 0
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.section .debug_pubnames,"",@progbits
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.Ldebug_pubnames0:
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.4byte 0x20 # Length of Public Names Info
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.2byte 0x2 # DWARF Version
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.4byte .Lskeleton_debug_info0 # Offset of Compilation Unit Info
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.4byte 0xd2 # Compilation Unit Length
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.4byte 0x89 # DIE offset
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.ascii "func\0" # external name
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.4byte 0xba # DIE offset
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.ascii "main\0" # external name
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.4byte 0
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.section .debug_pubtypes,"",@progbits
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.Ldebug_pubtypes0:
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.4byte 0x16 # Length of Public Type Names Info
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.2byte 0x2 # DWARF Version
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.4byte .Lskeleton_debug_info0 # Offset of Compilation Unit Info
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.4byte 0xd2 # Compilation Unit Length
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.4byte .Ldebug_info0_int # DIE offset
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.ascii "int\0" # external name
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.4byte 0
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.section .debug_aranges,"",@progbits
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.4byte 0x2c # Length of Address Ranges Info
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.2byte 0x2 # DWARF Version
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.4byte .Lskeleton_debug_info0 # Offset of Compilation Unit Info
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.byte 0x8 # Size of Address
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.byte 0 # Size of Segment Descriptor
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.2byte 0 # Pad to 16 byte boundary
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.2byte 0
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.8byte .Ltext0 # Address
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.8byte .Letext0-.Ltext0 # Length
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.8byte 0
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.8byte 0
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.section .debug_line,"",@progbits
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.Ldebug_line0:
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.section .debug_line.dwo,"",@progbits
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.Lskeleton_debug_line0:
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.4byte .LELT0-.LSLT0 # Length of Source Line Info
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.LSLT0:
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.2byte 0x4 # DWARF Version
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.4byte .LELTP0-.LASLTP0 # Prolog Length
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.LASLTP0:
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.byte 0x1 # Minimum Instruction Length
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.byte 0x1 # Maximum Operations Per Instruction
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.byte 0x1 # Default is_stmt_start flag
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.byte 0xf6 # Line Base Value (Special Opcodes)
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.byte 0xf5 # Line Range Value (Special Opcodes)
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.byte 0xa # Special Opcode Base
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.byte 0 # opcode: 0x1 has 0 args
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.byte 0x1 # opcode: 0x2 has 1 args
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.byte 0x1 # opcode: 0x3 has 1 args
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.byte 0x1 # opcode: 0x4 has 1 args
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.byte 0x1 # opcode: 0x5 has 1 args
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.byte 0 # opcode: 0x6 has 0 args
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.byte 0 # opcode: 0x7 has 0 args
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.byte 0 # opcode: 0x8 has 0 args
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.byte 0x1 # opcode: 0x9 has 1 args
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.byte 0 # End directory table
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.ascii "fission-base.c\0" # File Entry: 0x1
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.uleb128 0
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.uleb128 0
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.uleb128 0
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.byte 0 # End file name table
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.LELTP0:
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.LELT0:
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.section .debug_addr,"",@progbits
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.Ldebug_addr0:
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# Shift the real entries down by a non-zero amount to test
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# DW_AT_GNU_addr_base.
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.8byte 0,0
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.Ldebug_addr0_begin:
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.8byte .LFB0 # DW_AT_low_pc
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.8byte .LFB1 # DW_AT_low_pc
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.section .debug_ranges,"",@progbits
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.Ldebug_ranges0:
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# Shift the real entries down by a non-zero amount to test
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# DW_AT_GNU_ranges_base.
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.8byte 0,0
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.Ldebug_ranges0_begin:
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# Note: Since the DW_TAG_compile_unit specifies low_pc, that sets
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# the base address, and thus we have to subtract it here.
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.8byte .LFB0 - .Ltext0 # Offset 0
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.8byte .LFE0 - .Ltext0
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.8byte 0
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.8byte 0
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.section .note.GNU-stack,"",@progbits
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