1# Note: This file is compiled from the following code, for 2# the purpose of creating an overflowed dwo section. 3# The code is not further modified after being compiled. 4# 5# clang -g -S -gsplit-dwarf -gdwarf-4 main.c 6# 7# #include <stdio.h> 8# 9# void hello(); 10# 11# int main() { 12# hello(); 13# return 0; 14# } 15 16 .text 17 .file "main.c" 18 .globl main # -- Begin function main 19 .p2align 4, 0x90 20 .type main,@function 21main: # @main 22.Lfunc_begin0: 23 .file 1 "/xxxxxx/xxxx/xxxxxxxxxx/xxxxxxxx/hello" "main.c" 24 .loc 1 5 0 # main.c:5:0 25 .cfi_startproc 26# %bb.0: 27 pushq %rbp 28 .cfi_def_cfa_offset 16 29 .cfi_offset %rbp, -16 30 movq %rsp, %rbp 31 .cfi_def_cfa_register %rbp 32 subq $16, %rsp 33 movl $0, -4(%rbp) 34.Ltmp0: 35 .loc 1 6 5 prologue_end # main.c:6:5 36 movb $0, %al 37 callq hello 38 xorl %eax, %eax 39 .loc 1 7 5 # main.c:7:5 40 addq $16, %rsp 41 popq %rbp 42 .cfi_def_cfa %rsp, 8 43 retq 44.Ltmp1: 45.Lfunc_end0: 46 .size main, .Lfunc_end0-main 47 .cfi_endproc 48 # -- End function 49 .section .debug_abbrev,"",@progbits 50 .byte 1 # Abbreviation Code 51 .byte 17 # DW_TAG_compile_unit 52 .byte 0 # DW_CHILDREN_no 53 .byte 16 # DW_AT_stmt_list 54 .byte 23 # DW_FORM_sec_offset 55 .byte 27 # DW_AT_comp_dir 56 .byte 14 # DW_FORM_strp 57 .ascii "\264B" # DW_AT_GNU_pubnames 58 .byte 25 # DW_FORM_flag_present 59 .ascii "\260B" # DW_AT_GNU_dwo_name 60 .byte 14 # DW_FORM_strp 61 .ascii "\261B" # DW_AT_GNU_dwo_id 62 .byte 7 # DW_FORM_data8 63 .byte 17 # DW_AT_low_pc 64 .byte 1 # DW_FORM_addr 65 .byte 18 # DW_AT_high_pc 66 .byte 6 # DW_FORM_data4 67 .ascii "\263B" # DW_AT_GNU_addr_base 68 .byte 23 # DW_FORM_sec_offset 69 .byte 0 # EOM(1) 70 .byte 0 # EOM(2) 71 .byte 0 # EOM(3) 72 .section .debug_info,"",@progbits 73.Lcu_begin0: 74 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 75.Ldebug_info_start0: 76 .short 4 # DWARF version number 77 .long .debug_abbrev # Offset Into Abbrev. Section 78 .byte 8 # Address Size (in bytes) 79 .byte 1 # Abbrev [1] 0xb:0x25 DW_TAG_compile_unit 80 .long .Lline_table_start0 # DW_AT_stmt_list 81 .long .Lskel_string0 # DW_AT_comp_dir 82 # DW_AT_GNU_pubnames 83 .long .Lskel_string1 # DW_AT_GNU_dwo_name 84 .quad -346972125991005518 # DW_AT_GNU_dwo_id 85 .quad .Lfunc_begin0 # DW_AT_low_pc 86 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 87 .long .Laddr_table_base0 # DW_AT_GNU_addr_base 88.Ldebug_info_end0: 89 .section .debug_str,"MS",@progbits,1 90.Lskel_string0: 91 .asciz "/xxxxxx/xxxx/xxxxxxxxxx/xxxxxxxx/hello" # string offset=0 92.Lskel_string1: 93 .asciz "main.dwo" # string offset=39 94 .section .debug_str.dwo,"eMS",@progbits,1 95.Linfo_string0: 96 .asciz "main" # string offset=0 97.Linfo_string1: 98 .asciz "int" # string offset=5 99.Linfo_string2: 100 .asciz "clang version 11.1.0 (https://github.com/llvm/llvm-project.git ed8f312fb1ca0bf525676906c7841db0cefcf5a7)" # string offset=9 101.Linfo_string3: 102 .asciz "main.c" # string offset=114 103.Linfo_string4: 104 .asciz "main.dwo" # string offset=121 105 .section .debug_str_offsets.dwo,"e",@progbits 106 .long 0 107 .long 5 108 .long 9 109 .long 114 110 .long 121 111 .section .debug_info.dwo,"e",@progbits 112 .long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit 113.Ldebug_info_dwo_start0: 114 .short 4 # DWARF version number 115 .long 0 # Offset Into Abbrev. Section 116 .byte 8 # Address Size (in bytes) 117 .byte 1 # Abbrev [1] 0xb:0x22 DW_TAG_compile_unit 118 .byte 2 # DW_AT_producer 119 .short 12 # DW_AT_language 120 .byte 3 # DW_AT_name 121 .byte 4 # DW_AT_GNU_dwo_name 122 .quad -346972125991005518 # DW_AT_GNU_dwo_id 123 .byte 2 # Abbrev [2] 0x19:0xf DW_TAG_subprogram 124 .byte 0 # DW_AT_low_pc 125 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 126 .byte 1 # DW_AT_frame_base 127 .byte 86 128 .byte 0 # DW_AT_name 129 .byte 1 # DW_AT_decl_file 130 .byte 5 # DW_AT_decl_line 131 .long 40 # DW_AT_type 132 # DW_AT_external 133 .byte 3 # Abbrev [3] 0x28:0x4 DW_TAG_base_type 134 .byte 1 # DW_AT_name 135 .byte 5 # DW_AT_encoding 136 .byte 4 # DW_AT_byte_size 137 .byte 0 # End Of Children Mark 138.Ldebug_info_dwo_end0: 139 .section .debug_abbrev.dwo,"e",@progbits 140 .byte 1 # Abbreviation Code 141 .byte 17 # DW_TAG_compile_unit 142 .byte 1 # DW_CHILDREN_yes 143 .byte 37 # DW_AT_producer 144 .ascii "\202>" # DW_FORM_GNU_str_index 145 .byte 19 # DW_AT_language 146 .byte 5 # DW_FORM_data2 147 .byte 3 # DW_AT_name 148 .ascii "\202>" # DW_FORM_GNU_str_index 149 .ascii "\260B" # DW_AT_GNU_dwo_name 150 .ascii "\202>" # DW_FORM_GNU_str_index 151 .ascii "\261B" # DW_AT_GNU_dwo_id 152 .byte 7 # DW_FORM_data8 153 .byte 0 # EOM(1) 154 .byte 0 # EOM(2) 155 .byte 2 # Abbreviation Code 156 .byte 46 # DW_TAG_subprogram 157 .byte 0 # DW_CHILDREN_no 158 .byte 17 # DW_AT_low_pc 159 .ascii "\201>" # DW_FORM_GNU_addr_index 160 .byte 18 # DW_AT_high_pc 161 .byte 6 # DW_FORM_data4 162 .byte 64 # DW_AT_frame_base 163 .byte 24 # DW_FORM_exprloc 164 .byte 3 # DW_AT_name 165 .ascii "\202>" # DW_FORM_GNU_str_index 166 .byte 58 # DW_AT_decl_file 167 .byte 11 # DW_FORM_data1 168 .byte 59 # DW_AT_decl_line 169 .byte 11 # DW_FORM_data1 170 .byte 73 # DW_AT_type 171 .byte 19 # DW_FORM_ref4 172 .byte 63 # DW_AT_external 173 .byte 25 # DW_FORM_flag_present 174 .byte 0 # EOM(1) 175 .byte 0 # EOM(2) 176 .byte 3 # Abbreviation Code 177 .byte 36 # DW_TAG_base_type 178 .byte 0 # DW_CHILDREN_no 179 .byte 3 # DW_AT_name 180 .ascii "\202>" # DW_FORM_GNU_str_index 181 .byte 62 # DW_AT_encoding 182 .byte 11 # DW_FORM_data1 183 .byte 11 # DW_AT_byte_size 184 .byte 11 # DW_FORM_data1 185 .byte 0 # EOM(1) 186 .byte 0 # EOM(2) 187 .byte 0 # EOM(3) 188 .section .debug_addr,"",@progbits 189.Laddr_table_base0: 190 .quad .Lfunc_begin0 191 .section .debug_gnu_pubnames,"",@progbits 192 .long .LpubNames_end0-.LpubNames_begin0 # Length of Public Names Info 193.LpubNames_begin0: 194 .short 2 # DWARF Version 195 .long .Lcu_begin0 # Offset of Compilation Unit Info 196 .long 48 # Compilation Unit Length 197 .long 25 # DIE offset 198 .byte 48 # Attributes: FUNCTION, EXTERNAL 199 .asciz "main" # External Name 200 .long 0 # End Mark 201.LpubNames_end0: 202 .section .debug_gnu_pubtypes,"",@progbits 203 .long .LpubTypes_end0-.LpubTypes_begin0 # Length of Public Types Info 204.LpubTypes_begin0: 205 .short 2 # DWARF Version 206 .long .Lcu_begin0 # Offset of Compilation Unit Info 207 .long 48 # Compilation Unit Length 208 .long 40 # DIE offset 209 .byte 144 # Attributes: TYPE, STATIC 210 .asciz "int" # External Name 211 .long 0 # End Mark 212.LpubTypes_end0: 213 .ident "clang version 11.1.0 (https://github.com/llvm/llvm-project.git ed8f312fb1ca0bf525676906c7841db0cefcf5a7)" 214 .section ".note.GNU-stack","",@progbits 215 .addrsig 216 .addrsig_sym hello 217 .section .debug_line,"",@progbits 218.Lline_table_start0: