1#PROG: objcopy 2#source: compressed-1.s 3#as: --32 --compress-debug-sections --gdwarf-3 4#objcopy: 5#readelf: -w 6#name: objcopy on compressed debug sections 7 8Contents of the .[z]?debug_abbrev section: 9 10 Number TAG \(0x0\) 11 1 DW_TAG_compile_unit \[has children\] 12 DW_AT_producer DW_FORM_strp 13 DW_AT_language DW_FORM_data1 14 DW_AT_name DW_FORM_strp 15 DW_AT_comp_dir DW_FORM_strp 16 DW_AT_low_pc DW_FORM_addr 17 DW_AT_high_pc DW_FORM_addr 18 DW_AT_stmt_list DW_FORM_data4 19 DW_AT value: 0 DW_FORM value: 0 20 2 DW_TAG_subprogram \[no children\] 21 DW_AT_external DW_FORM_flag 22 DW_AT_name DW_FORM_strp 23 DW_AT_decl_file DW_FORM_data1 24 DW_AT_decl_line DW_FORM_data1 25 DW_AT_low_pc DW_FORM_addr 26 DW_AT_high_pc DW_FORM_addr 27 DW_AT_frame_base DW_FORM_block1 28 DW_AT value: 0 DW_FORM value: 0 29 30Contents of the .[z]?debug_info section: 31 32 Compilation Unit @ offset 0x0: 33 Length: 0x46 \(32-bit\) 34 Version: 3 35 Abbrev Offset: 0x0 36 Pointer Size: 4 37 <0><b>: Abbrev Number: 1 \(DW_TAG_compile_unit\) 38 <c> DW_AT_producer : \(indirect string, offset: 0x0\): GNU C 4.4.4 39 <10> DW_AT_language : 1 \(ANSI C\) 40 <11> DW_AT_name : \(indirect string, offset: 0x18\): compressed-1.c 41 <15> DW_AT_comp_dir : \(indirect string, offset: 0x16\): . 42 <19> DW_AT_low_pc : 0x0 43 <1d> DW_AT_high_pc : 0x1b 44 <21> DW_AT_stmt_list : 0x0 45 <1><25>: Abbrev Number: 2 \(DW_TAG_subprogram\) 46 <26> DW_AT_external : 1 47 <27> DW_AT_name : \(indirect string, offset: 0xc\): foo2 48 <2b> DW_AT_decl_file : 1 49 <2c> DW_AT_decl_line : 10 50 <2d> DW_AT_low_pc : 0x0 51 <31> DW_AT_high_pc : 0x2 52 <35> DW_AT_frame_base : 1 byte block: 9c \(DW_OP_call_frame_cfa\) 53 <1><37>: Abbrev Number: 2 \(DW_TAG_subprogram\) 54 <38> DW_AT_external : 1 55 <39> DW_AT_name : \(indirect string, offset: 0x11\): foo1 56 <3d> DW_AT_decl_file : 1 57 <3e> DW_AT_decl_line : 4 58 <3f> DW_AT_low_pc : 0x10 59 <43> DW_AT_high_pc : 0x1b 60 <47> DW_AT_frame_base : 1 byte block: 9c \(DW_OP_call_frame_cfa\) 61 <1><49>: Abbrev Number: 0 62 63Raw dump of debug contents of section .[z]?debug_line: 64 65 Offset: 0x0 66 Length: 64 67 DWARF Version: . 68 Prologue Length: 37 69 Minimum Instruction Length: 1 70 Initial value of 'is_stmt': 1 71 Line Base: -5 72 Line Range: 14 73 Opcode Base: 13 74 75 Opcodes: 76 Opcode 1 has 0 args 77 Opcode 2 has 1 arg 78 Opcode 3 has 1 arg 79 Opcode 4 has 1 arg 80 Opcode 5 has 1 arg 81 Opcode 6 has 0 args 82 Opcode 7 has 0 args 83 Opcode 8 has 0 args 84 Opcode 9 has 1 arg 85 Opcode 10 has 0 args 86 Opcode 11 has 0 args 87 Opcode 12 has 1 arg 88 89 The Directory Table is empty. 90 91 The File Name Table \(offset 0x.*\): 92 Entry Dir Time Size Name 93 1 0 0 0 compressed-1.c 94 95 Line Number Statements: 96 \[0x.*\] Extended opcode 2: set Address to 0x0 97 \[0x.*\] Advance Line by 10 to 11 98 \[0x.*\] Copy 99 \[0x.*\] Special opcode 6: advance Address by 0 to 0x0 and Line by 1 to 12 \(view 1\) 100 \[0x.*\] Advance Line by -7 to 5 101 \[0x.*\] Special opcode 229: advance Address by 16 to 0x10 and Line by 0 to 5 102 \[0x.*\] Special opcode 49: advance Address by 3 to 0x13 and Line by 2 to 7 103 \[0x.*\] Special opcode 46: advance Address by 3 to 0x16 and Line by -1 to 6 104 \[0x.*\] Advance PC by 5 to 0x1b 105 \[0x.*\] Extended opcode 1: End of Sequence 106 107 108Contents of the .[z]?debug_pubnames section: 109 110 Length: 32 111 Version: 2 112 Offset into .[z]?debug_info section: 0x0 113 Size of area in .[z]?debug_info section: 74 114 115 Offset Name 116 25 foo2 117 37 foo1 118 119Contents of the .[z]?debug_aranges section: 120 121 Length: 28 122 Version: 2 123 Offset into .[z]?debug_info: 0x0 124 Pointer Size: 4 125 Segment Size: 0 126 127 Address Length 128 00000000 0000001b 129 00000000 00000000 130 131Contents of the .[z]?debug_str section: 132 133 0x00000000 474e5520 4320342e 342e3400 666f6f32 GNU C 4.4.4.foo2 134 0x00000010 00666f6f 31002e00 636f6d70 72657373 .foo1...compress 135 0x00000020 65642d31 2e6300 ed-1.c. 136 137Contents of the .[z]?debug_frame section: 138 13900000000 00000010 ffffffff CIE 140 Version: 1 141 Augmentation: "" 142 Code alignment factor: 1 143 Data alignment factor: -4 144 Return address column: 8 145 146 DW_CFA_def_cfa: r4 \(esp\) ofs 4 147 DW_CFA_offset: r8 \(eip\) at cfa-4 148 DW_CFA_nop 149 DW_CFA_nop 150 15100000014 0000000c 00000000 FDE cie=00000000 pc=00000000..00000002 152 15300000024 00000014 00000000 FDE cie=00000000 pc=00000010..0000001b 154 DW_CFA_advance_loc: 3 to 00000013 155 DW_CFA_def_cfa_offset: 16 156 DW_CFA_advance_loc: 3 to 00000016 157 DW_CFA_def_cfa_offset: 4 158 DW_CFA_nop 159 DW_CFA_nop 160 161