Thanks for sending this. Unfortunately, I have no idea what is going
wrong. Everything that you sent looks as expected. At this point I
don't have any suggestions.
Ian
On Fri, Sep 14, 2018 at 6:42 PM, <amand...@cohesity.com> wrote:
> Hi Ian,
> I did you told, but I could not find --debug=all option for readelf.
> However, there is --debug --all option with readelf. I am attaching the
> output below:
>
> -bash-3.2$ /opt/csw/bin/greadelf --debug --all /b001/_cgo_.o
> ELF Header:
> Magic: 7f 45 4c 46 01 02 01 00 00 00 00 00 00 00 00 00
> Class: ELF32
> Data: 2's complement, big endian
> Version: 1 (current)
> OS/ABI: UNIX - System V
> ABI Version: 0
> Type: REL (Relocatable file)
> Machine: Sparc
> Version: 0x1
> Entry point address: 0x0
> Start of program headers: 0 (bytes into file)
> Start of section headers: 2000 (bytes into file)
> Flags: 0x0
> Size of this header: 52 (bytes)
> Size of program headers: 0 (bytes)
> Number of program headers: 0
> Size of section headers: 40 (bytes)
> Number of section headers: 20
> Section header string table index: 17
>
> Section Headers:
> [Nr] Name Type Addr Off Size ES Flg Lk
> Inf Al
> [ 0] NULL 00000000 000000 000000 00 0
> 0 0
> [ 1] .text PROGBITS 00000000 000034 000014 00 AX 0
> 0 4
> [ 2] .rela.text RELA 00000000 000c4c 000024 0c 18
> 1 4
> [ 3] .data PROGBITS 00000000 000048 000020 00 WA 0
> 0 8
> [ 4] .bss NOBITS 00000000 000068 000000 00 WA 0
> 0 1
> [ 5] .rodata.str1.8 PROGBITS 00000000 000068 000010 01 AMS 0
> 0 8
> [ 6] .debug_frame PROGBITS 00000000 000078 000020 00 0
> 0 4
> [ 7] .rela.debug_frame RELA 00000000 000c70 000018 0c 18
> 6 4
> [ 8] .debug_info PROGBITS 00000000 000098 000290 00 0
> 0 1
> [ 9] .rela.debug_info RELA 00000000 000c88 000240 0c 18
> 8 4
> [10] .debug_abbrev PROGBITS 00000000 000328 00011d 00 0
> 0 1
> [11] .debug_aranges PROGBITS 00000000 000445 000020 00 0
> 0 1
> [12] .rela.debug_arang RELA 00000000 000ec8 000018 0c 18
> 11 4
> [13] .debug_line PROGBITS 00000000 000465 000128 00 0
> 0 1
> [14] .rela.debug_line RELA 00000000 000ee0 00000c 0c 18
> 13 4
> [15] .debug_str PROGBITS 00000000 00058d 00017c 01 MS 0
> 0 1
> [16] .comment PROGBITS 00000000 000709 00001b 01 MS 0
> 0 1
> [17] .shstrtab STRTAB 00000000 000724 0000aa 00 0
> 0 1
> [18] .symtab SYMTAB 00000000 000af0 000120 10 19
> 13 4
> [19] .strtab STRTAB 00000000 000c10 000039 00 0
> 0 1
> Key to Flags:
> W (write), A (alloc), X (execute), M (merge), S (strings)
> I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown)
> O (extra OS processing required) o (OS specific), p (processor specific)
>
> There are no section groups in this file.
>
> There are no program headers in this file.
>
> Relocation section '.rela.text' at offset 0xc4c contains 3 entries:
> Offset Info Type Sym.Value Sym. Name + Addend
> 00000000 00000509 R_SPARC_HI22 00000000 .rodata.str1.8 + 0
> 00000004 0000050c R_SPARC_LO10 00000000 .rodata.str1.8 + 0
> 0000000c 00000e07 R_SPARC_WDISP30 00000000 printf + 0
>
> Relocation section '.rela.debug_frame' at offset 0xc70 contains 2 entries:
> Offset Info Type Sym.Value Sym. Name + Addend
> 00000014 00000617 R_SPARC_UA32 00000000 .debug_frame + 0
> 00000018 00000217 R_SPARC_UA32 00000000 .text + 0
>
> Relocation section '.rela.debug_info' at offset 0xc88 contains 48 entries:
> Offset Info Type Sym.Value Sym. Name + Addend
> 00000006 00000817 R_SPARC_UA32 00000000 .debug_abbrev + 0
> 0000000c 00000b17 R_SPARC_UA32 00000000 .debug_str + 45
> 00000011 00000b17 R_SPARC_UA32 00000000 .debug_str + 10b
> 00000015 00000217 R_SPARC_UA32 00000000 .text + 0
> 00000019 00000217 R_SPARC_UA32 00000000 .text + 14
> 0000001d 00000a17 R_SPARC_UA32 00000000 .debug_line + 0
> 0000002b 00000b17 R_SPARC_UA32 00000000 .debug_str + e3
> 00000032 00000b17 R_SPARC_UA32 00000000 .debug_str + 13f
> 00000039 00000b17 R_SPARC_UA32 00000000 .debug_str + 121
> 00000040 00000b17 R_SPARC_UA32 00000000 .debug_str + 14d
> 00000047 00000b17 R_SPARC_UA32 00000000 .debug_str + 100
> 00000052 00000b17 R_SPARC_UA32 00000000 .debug_str + 1f
> 0000005e 00000b17 R_SPARC_UA32 00000000 .debug_str + 1f
> 0000006b 00000b17 R_SPARC_UA32 00000000 .debug_str + 148
> 0000007a 00000b17 R_SPARC_UA32 00000000 .debug_str + de
> 00000089 00000b17 R_SPARC_UA32 00000000 .debug_str + 162
> 00000098 00000b17 R_SPARC_UA32 00000000 .debug_str + 2c
> 000000a7 00000b17 R_SPARC_UA32 00000000 .debug_str + 105
> 000000b6 00000b17 R_SPARC_UA32 00000000 .debug_str + 88
> 000000c8 00000b17 R_SPARC_UA32 00000000 .debug_str + 96
> 000000da 00000b17 R_SPARC_UA32 00000000 .debug_str + bc
> 000000ec 00000b17 R_SPARC_UA32 00000000 .debug_str + 0
> 000000fe 00000b17 R_SPARC_UA32 00000000 .debug_str + 168
> 00000110 00000b17 R_SPARC_UA32 00000000 .debug_str + f7
> 0000012b 00000b17 R_SPARC_UA32 00000000 .debug_str + ae
> 00000130 00000b17 R_SPARC_UA32 00000000 .debug_str + 40
> 0000014c 00000b17 R_SPARC_UA32 00000000 .debug_str + 26
> 00000165 00000b17 R_SPARC_UA32 00000000 .debug_str + 175
> 00000173 00000b17 R_SPARC_UA32 00000000 .debug_str + 32
> 0000018c 00000b17 R_SPARC_UA32 00000000 .debug_str + 7d
> 0000019a 00000b17 R_SPARC_UA32 00000000 .debug_str + 159
> 000001ae 00000b17 R_SPARC_UA32 00000000 .debug_str + f0
> 000001bd 00000b17 R_SPARC_UA32 00000000 .debug_str + a7
> 000001cc 00000b17 R_SPARC_UA32 00000000 .debug_str + 39
> 000001db 00000b17 R_SPARC_UA32 00000000 .debug_str + 76
> 000001f1 00000b17 R_SPARC_UA32 00000000 .debug_str + 136
> 000001ff 00001117 R_SPARC_UA32 00000004 __cgo__0 + 0
> 0000021a 00000b17 R_SPARC_UA32 00000000 .debug_str + ce
> 00000228 00001017 R_SPARC_UA32 00000010 __cgodebug_ints + 0
> 0000023f 00000b17 R_SPARC_UA32 00000000 .debug_str + c7
> 00000244 00000b17 R_SPARC_UA32 00000000 .debug_str + d
> 00000252 00000f17 R_SPARC_UA32 00000000 __cgodebug_floats + 0
> 00000258 00000b17 R_SPARC_UA32 00000000 .debug_str + a1
> 0000025f 00000217 R_SPARC_UA32 00000000 .text + 0
> 00000263 00000217 R_SPARC_UA32 00000000 .text + 14
> 00000270 00000217 R_SPARC_UA32 00000000 .text + 14
> 00000284 00000b17 R_SPARC_UA32 00000000 .debug_str + 12f
> 00000288 00000b17 R_SPARC_UA32 00000000 .debug_str + 12f
>
> Relocation section '.rela.debug_aranges' at offset 0xec8 contains 2 entries:
> Offset Info Type Sym.Value Sym. Name + Addend
> 00000006 00000717 R_SPARC_UA32 00000000 .debug_info + 0
> 00000010 00000217 R_SPARC_UA32 00000000 .text + 0
>
> Relocation section '.rela.debug_line' at offset 0xee0 contains 1 entries:
> Offset Info Type Sym.Value Sym. Name + Addend
> 0000011b 00000217 R_SPARC_UA32 00000000 .text + 0
>
> The decoding of unwind sections for machine type Sparc is not currently
> supported.
>
> Symbol table '.symtab' contains 18 entries:
> Num: Value Size Type Bind Vis Ndx Name
> 0: 00000000 0 NOTYPE LOCAL DEFAULT UND
> 1: 00000000 0 FILE LOCAL DEFAULT ABS
> 2: 00000000 0 SECTION LOCAL DEFAULT 1
> 3: 00000000 0 SECTION LOCAL DEFAULT 3
> 4: 00000000 0 SECTION LOCAL DEFAULT 4
> 5: 00000000 0 SECTION LOCAL DEFAULT 5
> 6: 00000000 0 SECTION LOCAL DEFAULT 6
> 7: 00000000 0 SECTION LOCAL DEFAULT 8
> 8: 00000000 0 SECTION LOCAL DEFAULT 10
> 9: 00000000 0 SECTION LOCAL DEFAULT 11
> 10: 00000000 0 SECTION LOCAL DEFAULT 13
> 11: 00000000 0 SECTION LOCAL DEFAULT 15
> 12: 00000000 0 SECTION LOCAL DEFAULT 16
> 13: 00000000 20 FUNC GLOBAL DEFAULT 1 testc
> 14: 00000000 0 NOTYPE GLOBAL DEFAULT UND printf
> 15: 00000000 16 OBJECT GLOBAL DEFAULT 3 __cgodebug_floats
> 16: 00000010 16 OBJECT GLOBAL DEFAULT 3 __cgodebug_ints
> 17: 00000004 4 OBJECT GLOBAL DEFAULT COM __cgo__0
>
> No version information found in this file.
> Contents of the .debug_frame section:
>
> 00000000 0000000c ffffffff CIE
> Version: 1
> Augmentation: ""
> Code alignment factor: 1
> Data alignment factor: -4
> Return address column: 15
>
> DW_CFA_def_cfa: r14 ofs 0
>
> 00000010 0000000c 00000000 FDE cie=00000000 pc=00000000..00000014
>
> Contents of the .debug_info section:
>
> Compilation Unit @ offset 0x0:
> Length: 0x28c (32-bit)
> Version: 2
> Abbrev Offset: 0x0
> Pointer Size: 4
> <0><b>: Abbrev Number: 1 (DW_TAG_compile_unit)
> <c> DW_AT_producer : (indirect string, offset: 0x45): GNU C17 8.2.1
> 20180814 -mcpu=v9 -gdwarf-2 -g -O2
> <10> DW_AT_language : 12 (ANSI C99)
> <11> DW_AT_comp_dir : (indirect string, offset: 0x10b):
> /export/home/amandeep
> <15> DW_AT_low_pc : 0x0
> <19> DW_AT_high_pc : 0x14
> <1d> DW_AT_stmt_list : 0x0
> <1><21>: Abbrev Number: 2 (DW_TAG_base_type)
> <22> DW_AT_byte_size : 4
> <23> DW_AT_encoding : 5 (signed)
> <24> DW_AT_name : int
> <1><28>: Abbrev Number: 3 (DW_TAG_base_type)
> <29> DW_AT_byte_size : 4
> <2a> DW_AT_encoding : 7 (unsigned)
> <2b> DW_AT_name : (indirect string, offset: 0xe3): unsigned int
> <1><2f>: Abbrev Number: 3 (DW_TAG_base_type)
> <30> DW_AT_byte_size : 4
> <31> DW_AT_encoding : 5 (signed)
> <32> DW_AT_name : (indirect string, offset: 0x13f): long int
> <1><36>: Abbrev Number: 3 (DW_TAG_base_type)
> <37> DW_AT_byte_size : 8
> <38> DW_AT_encoding : 5 (signed)
> <39> DW_AT_name : (indirect string, offset: 0x121): long long
> int
> <1><3d>: Abbrev Number: 3 (DW_TAG_base_type)
> <3e> DW_AT_byte_size : 16
> <3f> DW_AT_encoding : 4 (float)
> <40> DW_AT_name : (indirect string, offset: 0x14d): long double
> <1><44>: Abbrev Number: 3 (DW_TAG_base_type)
> <45> DW_AT_byte_size : 1
> <46> DW_AT_encoding : 6 (signed char)
> <47> DW_AT_name : (indirect string, offset: 0x100): char
> <1><4b>: Abbrev Number: 4 (DW_TAG_pointer_type)
> <4c> DW_AT_byte_size : 4
> <4d> DW_AT_type : <0x44>
> <1><51>: Abbrev Number: 5 (DW_TAG_typedef)
> <52> DW_AT_name : (indirect string, offset: 0x1f): __FILE
> <56> DW_AT_decl_file : 3
> <57> DW_AT_decl_line : 21
> <58> DW_AT_decl_column : 27
> <59> DW_AT_type : <0x5d>
> <1><5d>: Abbrev Number: 6 (DW_TAG_structure_type)
> <5e> DW_AT_name : (indirect string, offset: 0x1f): __FILE
> <62> DW_AT_byte_size : 16
> <63> DW_AT_decl_file : 2
> <64> DW_AT_decl_line : 29
> <65> DW_AT_decl_column : 8
> <66> DW_AT_sibling : <0x122>
> <2><6a>: Abbrev Number: 7 (DW_TAG_member)
> <6b> DW_AT_name : (indirect string, offset: 0x148): _cnt
> <6f> DW_AT_decl_file : 2
> <70> DW_AT_decl_line : 35
> <71> DW_AT_decl_column : 7
> <72> DW_AT_type : <0x21>
> <76> DW_AT_data_member_location: 2 byte block: 23 0
> (DW_OP_plus_uconst: 0)
> <2><79>: Abbrev Number: 7 (DW_TAG_member)
> <7a> DW_AT_name : (indirect string, offset: 0xde): _ptr
> <7e> DW_AT_decl_file : 2
> <7f> DW_AT_decl_line : 36
> <80> DW_AT_decl_column : 17
> <81> DW_AT_type : <0x122>
> <85> DW_AT_data_member_location: 2 byte block: 23 4
> (DW_OP_plus_uconst: 4)
> <2><88>: Abbrev Number: 7 (DW_TAG_member)
> <89> DW_AT_name : (indirect string, offset: 0x162): _base
> <8d> DW_AT_decl_file : 2
> <8e> DW_AT_decl_line : 38
> <8f> DW_AT_decl_column : 17
> <90> DW_AT_type : <0x122>
> <94> DW_AT_data_member_location: 2 byte block: 23 8
> (DW_OP_plus_uconst: 8)
> <2><97>: Abbrev Number: 7 (DW_TAG_member)
> <98> DW_AT_name : (indirect string, offset: 0x2c): _flag
> <9c> DW_AT_decl_file : 2
> <9d> DW_AT_decl_line : 39
> <9e> DW_AT_decl_column : 16
> <9f> DW_AT_type : <0x128>
> <a3> DW_AT_data_member_location: 2 byte block: 23 c
> (DW_OP_plus_uconst: 12)
> <2><a6>: Abbrev Number: 7 (DW_TAG_member)
> <a7> DW_AT_name : (indirect string, offset: 0x105): _file
> <ab> DW_AT_decl_file : 2
> <ac> DW_AT_decl_line : 40
> <ad> DW_AT_decl_column : 16
> <ae> DW_AT_type : <0x128>
> <b2> DW_AT_data_member_location: 2 byte block: 23 d
> (DW_OP_plus_uconst: 13)
> <2><b5>: Abbrev Number: 8 (DW_TAG_member)
> <b6> DW_AT_name : (indirect string, offset: 0x88):
> __orientation
> <ba> DW_AT_decl_file : 2
> <bb> DW_AT_decl_line : 42
> <bc> DW_AT_decl_column : 11
> <bd> DW_AT_type : <0x28>
> <c1> DW_AT_byte_size : 4
> <c2> DW_AT_bit_size : 2
> <c3> DW_AT_bit_offset : 16
> <c4> DW_AT_data_member_location: 2 byte block: 23 c
> (DW_OP_plus_uconst: 12)
> <2><c7>: Abbrev Number: 8 (DW_TAG_member)
> <c8> DW_AT_name : (indirect string, offset: 0x96): __ionolock
> <cc> DW_AT_decl_file : 2
> <cd> DW_AT_decl_line : 43
> <ce> DW_AT_decl_column : 11
> <cf> DW_AT_type : <0x28>
> <d3> DW_AT_byte_size : 4
> <d4> DW_AT_bit_size : 1
> <d5> DW_AT_bit_offset : 18
> <d6> DW_AT_data_member_location: 2 byte block: 23 c
> (DW_OP_plus_uconst: 12)
> <2><d9>: Abbrev Number: 8 (DW_TAG_member)
> <da> DW_AT_name : (indirect string, offset: 0xbc): __seekable
> <de> DW_AT_decl_file : 2
> <df> DW_AT_decl_line : 44
> <e0> DW_AT_decl_column : 11
> <e1> DW_AT_type : <0x28>
> <e5> DW_AT_byte_size : 4
> <e6> DW_AT_bit_size : 1
> <e7> DW_AT_bit_offset : 19
> <e8> DW_AT_data_member_location: 2 byte block: 23 c
> (DW_OP_plus_uconst: 12)
> <2><eb>: Abbrev Number: 8 (DW_TAG_member)
> <ec> DW_AT_name : (indirect string, offset: 0x0): __extendedfd
> <f0> DW_AT_decl_file : 2
> <f1> DW_AT_decl_line : 45
> <f2> DW_AT_decl_column : 11
> <f3> DW_AT_type : <0x28>
> <f7> DW_AT_byte_size : 4
> <f8> DW_AT_bit_size : 1
> <f9> DW_AT_bit_offset : 20
> <fa> DW_AT_data_member_location: 2 byte block: 23 c
> (DW_OP_plus_uconst: 12)
> <2><fd>: Abbrev Number: 8 (DW_TAG_member)
> <fe> DW_AT_name : (indirect string, offset: 0x168):
> __xf_nocheck
> <102> DW_AT_decl_file : 2
> <103> DW_AT_decl_line : 46
> <104> DW_AT_decl_column : 11
> <105> DW_AT_type : <0x28>
> <109> DW_AT_byte_size : 4
> <10a> DW_AT_bit_size : 1
> <10b> DW_AT_bit_offset : 21
> <10c> DW_AT_data_member_location: 2 byte block: 23 c
> (DW_OP_plus_uconst: 12)
> <2><10f>: Abbrev Number: 8 (DW_TAG_member)
> <110> DW_AT_name : (indirect string, offset: 0xf7): __filler
> <114> DW_AT_decl_file : 2
> <115> DW_AT_decl_line : 47
> <116> DW_AT_decl_column : 11
> <117> DW_AT_type : <0x28>
> <11b> DW_AT_byte_size : 4
> <11c> DW_AT_bit_size : 10
> <11d> DW_AT_bit_offset : 22
> <11e> DW_AT_data_member_location: 2 byte block: 23 c
> (DW_OP_plus_uconst: 12)
> <2><121>: Abbrev Number: 0
> <1><122>: Abbrev Number: 4 (DW_TAG_pointer_type)
> <123> DW_AT_byte_size : 4
> <124> DW_AT_type : <0x128>
> <1><128>: Abbrev Number: 3 (DW_TAG_base_type)
> <129> DW_AT_byte_size : 1
> <12a> DW_AT_encoding : 8 (unsigned char)
> <12b> DW_AT_name : (indirect string, offset: 0xae): unsigned
> char
> <1><12f>: Abbrev Number: 5 (DW_TAG_typedef)
> <130> DW_AT_name : (indirect string, offset: 0x40): FILE
> <134> DW_AT_decl_file : 4
> <135> DW_AT_decl_line : 83
> <136> DW_AT_decl_column : 16
> <137> DW_AT_type : <0x51>
> <1><13b>: Abbrev Number: 9 (DW_TAG_array_type)
> <13c> DW_AT_type : <0x51>
> <140> DW_AT_sibling : <0x14b>
> <2><144>: Abbrev Number: 10 (DW_TAG_subrange_type)
> <145> DW_AT_type : <0x28>
> <149> DW_AT_upper_bound : 19
> <2><14a>: Abbrev Number: 0
> <1><14b>: Abbrev Number: 11 (DW_TAG_variable)
> <14c> DW_AT_name : (indirect string, offset: 0x26): __iob
> <150> DW_AT_decl_file : 4
> <151> DW_AT_decl_line : 155
> <152> DW_AT_decl_column : 15
> <153> DW_AT_type : <0x13b>
> <157> DW_AT_external : 1
> <158> DW_AT_declaration : 1
> <1><159>: Abbrev Number: 9 (DW_TAG_array_type)
> <15a> DW_AT_type : <0x128>
> <15e> DW_AT_sibling : <0x164>
> <2><162>: Abbrev Number: 12 (DW_TAG_subrange_type)
> <2><163>: Abbrev Number: 0
> <1><164>: Abbrev Number: 11 (DW_TAG_variable)
> <165> DW_AT_name : (indirect string, offset: 0x175): _sibuf
> <169> DW_AT_decl_file : 5
> <16a> DW_AT_decl_line : 208
> <16b> DW_AT_decl_column : 23
> <16c> DW_AT_type : <0x159>
> <170> DW_AT_external : 1
> <171> DW_AT_declaration : 1
> <1><172>: Abbrev Number: 11 (DW_TAG_variable)
> <173> DW_AT_name : (indirect string, offset: 0x32): _sobuf
> <177> DW_AT_decl_file : 5
> <178> DW_AT_decl_line : 208
> <179> DW_AT_decl_column : 33
> <17a> DW_AT_type : <0x159>
> <17e> DW_AT_external : 1
> <17f> DW_AT_declaration : 1
> <1><180>: Abbrev Number: 9 (DW_TAG_array_type)
> <181> DW_AT_type : <0x122>
> <185> DW_AT_sibling : <0x18b>
> <2><189>: Abbrev Number: 12 (DW_TAG_subrange_type)
> <2><18a>: Abbrev Number: 0
> <1><18b>: Abbrev Number: 11 (DW_TAG_variable)
> <18c> DW_AT_name : (indirect string, offset: 0x7d): _bufendtab
> <190> DW_AT_decl_file : 5
> <191> DW_AT_decl_line : 240
> <192> DW_AT_decl_column : 23
> <193> DW_AT_type : <0x180>
> <197> DW_AT_external : 1
> <198> DW_AT_declaration : 1
> <1><199>: Abbrev Number: 11 (DW_TAG_variable)
> <19a> DW_AT_name : (indirect string, offset: 0x159): _lastbuf
> <19e> DW_AT_decl_file : 5
> <19f> DW_AT_decl_line : 241
> <1a0> DW_AT_decl_column : 15
> <1a1> DW_AT_type : <0x1a7>
> <1a5> DW_AT_external : 1
> <1a6> DW_AT_declaration : 1
> <1><1a7>: Abbrev Number: 4 (DW_TAG_pointer_type)
> <1a8> DW_AT_byte_size : 4
> <1a9> DW_AT_type : <0x12f>
> <1><1ad>: Abbrev Number: 13 (DW_TAG_variable)
> <1ae> DW_AT_name : (indirect string, offset: 0xf0): optarg
> <1b2> DW_AT_decl_file : 5
> <1b3> DW_AT_decl_line : 320
> <1b5> DW_AT_decl_column : 14
> <1b6> DW_AT_type : <0x4b>
> <1ba> DW_AT_external : 1
> <1bb> DW_AT_declaration : 1
> <1><1bc>: Abbrev Number: 13 (DW_TAG_variable)
> <1bd> DW_AT_name : (indirect string, offset: 0xa7): optind
> <1c1> DW_AT_decl_file : 5
> <1c2> DW_AT_decl_line : 321
> <1c4> DW_AT_decl_column : 12
> <1c5> DW_AT_type : <0x21>
> <1c9> DW_AT_external : 1
> <1ca> DW_AT_declaration : 1
> <1><1cb>: Abbrev Number: 13 (DW_TAG_variable)
> <1cc> DW_AT_name : (indirect string, offset: 0x39): opterr
> <1d0> DW_AT_decl_file : 5
> <1d1> DW_AT_decl_line : 321
> <1d3> DW_AT_decl_column : 20
> <1d4> DW_AT_type : <0x21>
> <1d8> DW_AT_external : 1
> <1d9> DW_AT_declaration : 1
> <1><1da>: Abbrev Number: 13 (DW_TAG_variable)
> <1db> DW_AT_name : (indirect string, offset: 0x76): optopt
> <1df> DW_AT_decl_file : 5
> <1e0> DW_AT_decl_line : 321
> <1e2> DW_AT_decl_column : 28
> <1e3> DW_AT_type : <0x21>
> <1e7> DW_AT_external : 1
> <1e8> DW_AT_declaration : 1
> <1><1e9>: Abbrev Number: 14 (DW_TAG_subroutine_type)
> <1ea> DW_AT_sibling : <0x1f0>
> <2><1ee>: Abbrev Number: 15 (DW_TAG_unspecified_parameters)
> <2><1ef>: Abbrev Number: 0
> <1><1f0>: Abbrev Number: 16 (DW_TAG_variable)
> <1f1> DW_AT_name : (indirect string, offset: 0x136): __cgo__0
> <1f5> DW_AT_decl_file : 6
> <1f6> DW_AT_decl_line : 1
> <1f7> DW_AT_decl_column : 20
> <1f8> DW_AT_type : <0x203>
> <1fc> DW_AT_external : 1
> <1fd> DW_AT_location : 5 byte block: 3 0 0 0 4 (DW_OP_addr:
> 4)
> <1><203>: Abbrev Number: 4 (DW_TAG_pointer_type)
> <204> DW_AT_byte_size : 4
> <205> DW_AT_type : <0x1e9>
> <1><209>: Abbrev Number: 9 (DW_TAG_array_type)
> <20a> DW_AT_type : <0x36>
> <20e> DW_AT_sibling : <0x219>
> <2><212>: Abbrev Number: 10 (DW_TAG_subrange_type)
> <213> DW_AT_type : <0x28>
> <217> DW_AT_upper_bound : 1
> <2><218>: Abbrev Number: 0
> <1><219>: Abbrev Number: 16 (DW_TAG_variable)
> <21a> DW_AT_name : (indirect string, offset: 0xce):
> __cgodebug_ints
> <21e> DW_AT_decl_file : 6
> <21f> DW_AT_decl_line : 2
> <220> DW_AT_decl_column : 11
> <221> DW_AT_type : <0x209>
> <225> DW_AT_external : 1
> <226> DW_AT_location : 5 byte block: 3 0 0 0 10 (DW_OP_addr:
> 10)
> <1><22c>: Abbrev Number: 9 (DW_TAG_array_type)
> <22d> DW_AT_type : <0x23c>
> <231> DW_AT_sibling : <0x23c>
> <2><235>: Abbrev Number: 10 (DW_TAG_subrange_type)
> <236> DW_AT_type : <0x28>
> <23a> DW_AT_upper_bound : 1
> <2><23b>: Abbrev Number: 0
> <1><23c>: Abbrev Number: 3 (DW_TAG_base_type)
> <23d> DW_AT_byte_size : 8
> <23e> DW_AT_encoding : 4 (float)
> <23f> DW_AT_name : (indirect string, offset: 0xc7): double
> <1><243>: Abbrev Number: 16 (DW_TAG_variable)
> <244> DW_AT_name : (indirect string, offset: 0xd):
> __cgodebug_floats
> <248> DW_AT_decl_file : 6
> <249> DW_AT_decl_line : 6
> <24a> DW_AT_decl_column : 8
> <24b> DW_AT_type : <0x22c>
> <24f> DW_AT_external : 1
> <250> DW_AT_location : 5 byte block: 3 0 0 0 0 (DW_OP_addr:
> 0)
> <1><256>: Abbrev Number: 17 (DW_TAG_subprogram)
> <257> DW_AT_external : 1
> <258> DW_AT_name : (indirect string, offset: 0xa1): testc
> <25c> DW_AT_decl_file : 1
> <25d> DW_AT_decl_line : 6
> <25e> DW_AT_decl_column : 6
> <25f> DW_AT_low_pc : 0x0
> <263> DW_AT_high_pc : 0x14
> <267> DW_AT_frame_base : 2 byte block: 7e 0 (DW_OP_breg14 (r14):
> 0)
> <26a> DW_AT_GNU_all_call_sites: 1
> <26b> DW_AT_sibling : <0x281>
> <2><26f>: Abbrev Number: 18 (DW_TAG_GNU_call_site)
> <270> DW_AT_low_pc : 0x14
> <274> DW_AT_GNU_tail_call: 1
> <275> DW_AT_abstract_origin: <0x281>
> <3><279>: Abbrev Number: 19 (DW_TAG_GNU_call_site_parameter)
> <27a> DW_AT_location : 1 byte block: 58 (DW_OP_reg8 (r8))
> <27c> DW_AT_GNU_call_site_value: 2 byte block: 78 0 (DW_OP_breg8
> (r8): 0)
> <3><27f>: Abbrev Number: 0
> <2><280>: Abbrev Number: 0
> <1><281>: Abbrev Number: 20 (DW_TAG_subprogram)
> <282> DW_AT_external : 1
> <283> DW_AT_declaration : 1
> <284> DW_AT_MIPS_linkage_name: (indirect string, offset: 0x12f):
> printf
> <288> DW_AT_name : (indirect string, offset: 0x12f): printf
> <28c> DW_AT_decl_file : 4
> <28d> DW_AT_decl_line : 215
> <28e> DW_AT_decl_column : 12
> <1><28f>: Abbrev Number: 0
>
> Contents of the .debug_abbrev section:
>
> Number TAG (0x0)
> 1 DW_TAG_compile_unit [has children]
> DW_AT_producer DW_FORM_strp
> DW_AT_language DW_FORM_data1
> DW_AT_comp_dir DW_FORM_strp
> DW_AT_low_pc DW_FORM_addr
> DW_AT_high_pc DW_FORM_addr
> DW_AT_stmt_list DW_FORM_data4
> DW_AT value: 0 DW_FORM value: 0
> 2 DW_TAG_base_type [no children]
> DW_AT_byte_size DW_FORM_data1
> DW_AT_encoding DW_FORM_data1
> DW_AT_name DW_FORM_string
> DW_AT value: 0 DW_FORM value: 0
> 3 DW_TAG_base_type [no children]
> DW_AT_byte_size DW_FORM_data1
> DW_AT_encoding DW_FORM_data1
> DW_AT_name DW_FORM_strp
> DW_AT value: 0 DW_FORM value: 0
> 4 DW_TAG_pointer_type [no children]
> DW_AT_byte_size DW_FORM_data1
> DW_AT_type DW_FORM_ref4
> DW_AT value: 0 DW_FORM value: 0
> 5 DW_TAG_typedef [no children]
> DW_AT_name DW_FORM_strp
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data1
> DW_AT_decl_column DW_FORM_data1
> DW_AT_type DW_FORM_ref4
> DW_AT value: 0 DW_FORM value: 0
> 6 DW_TAG_structure_type [has children]
> DW_AT_name DW_FORM_strp
> DW_AT_byte_size DW_FORM_data1
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data1
> DW_AT_decl_column DW_FORM_data1
> DW_AT_sibling DW_FORM_ref4
> DW_AT value: 0 DW_FORM value: 0
> 7 DW_TAG_member [no children]
> DW_AT_name DW_FORM_strp
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data1
> DW_AT_decl_column DW_FORM_data1
> DW_AT_type DW_FORM_ref4
> DW_AT_data_member_location DW_FORM_block1
> DW_AT value: 0 DW_FORM value: 0
> 8 DW_TAG_member [no children]
> DW_AT_name DW_FORM_strp
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data1
> DW_AT_decl_column DW_FORM_data1
> DW_AT_type DW_FORM_ref4
> DW_AT_byte_size DW_FORM_data1
> DW_AT_bit_size DW_FORM_data1
> DW_AT_bit_offset DW_FORM_data1
> DW_AT_data_member_location DW_FORM_block1
> DW_AT value: 0 DW_FORM value: 0
> 9 DW_TAG_array_type [has children]
> DW_AT_type DW_FORM_ref4
> DW_AT_sibling DW_FORM_ref4
> DW_AT value: 0 DW_FORM value: 0
> 10 DW_TAG_subrange_type [no children]
> DW_AT_type DW_FORM_ref4
> DW_AT_upper_bound DW_FORM_data1
> DW_AT value: 0 DW_FORM value: 0
> 11 DW_TAG_variable [no children]
> DW_AT_name DW_FORM_strp
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data1
> DW_AT_decl_column DW_FORM_data1
> DW_AT_type DW_FORM_ref4
> DW_AT_external DW_FORM_flag
> DW_AT_declaration DW_FORM_flag
> DW_AT value: 0 DW_FORM value: 0
> 12 DW_TAG_subrange_type [no children]
> DW_AT value: 0 DW_FORM value: 0
> 13 DW_TAG_variable [no children]
> DW_AT_name DW_FORM_strp
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data2
> DW_AT_decl_column DW_FORM_data1
> DW_AT_type DW_FORM_ref4
> DW_AT_external DW_FORM_flag
> DW_AT_declaration DW_FORM_flag
> DW_AT value: 0 DW_FORM value: 0
> 14 DW_TAG_subroutine_type [has children]
> DW_AT_sibling DW_FORM_ref4
> DW_AT value: 0 DW_FORM value: 0
> 15 DW_TAG_unspecified_parameters [no children]
> DW_AT value: 0 DW_FORM value: 0
> 16 DW_TAG_variable [no children]
> DW_AT_name DW_FORM_strp
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data1
> DW_AT_decl_column DW_FORM_data1
> DW_AT_type DW_FORM_ref4
> DW_AT_external DW_FORM_flag
> DW_AT_location DW_FORM_block1
> DW_AT value: 0 DW_FORM value: 0
> 17 DW_TAG_subprogram [has children]
> DW_AT_external DW_FORM_flag
> DW_AT_name DW_FORM_strp
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data1
> DW_AT_decl_column DW_FORM_data1
> DW_AT_low_pc DW_FORM_addr
> DW_AT_high_pc DW_FORM_addr
> DW_AT_frame_base DW_FORM_block1
> DW_AT_GNU_all_call_sites DW_FORM_flag
> DW_AT_sibling DW_FORM_ref4
> DW_AT value: 0 DW_FORM value: 0
> 18 DW_TAG_GNU_call_site [has children]
> DW_AT_low_pc DW_FORM_addr
> DW_AT_GNU_tail_call DW_FORM_flag
> DW_AT_abstract_origin DW_FORM_ref4
> DW_AT value: 0 DW_FORM value: 0
> 19 DW_TAG_GNU_call_site_parameter [no children]
> DW_AT_location DW_FORM_block1
> DW_AT_GNU_call_site_value DW_FORM_block1
> DW_AT value: 0 DW_FORM value: 0
> 20 DW_TAG_subprogram [no children]
> DW_AT_external DW_FORM_flag
> DW_AT_declaration DW_FORM_flag
> DW_AT_MIPS_linkage_name DW_FORM_strp
> DW_AT_name DW_FORM_strp
> DW_AT_decl_file DW_FORM_data1
> DW_AT_decl_line DW_FORM_data1
> DW_AT_decl_column DW_FORM_data1
> DW_AT value: 0 DW_FORM value: 0
>
> Contents of the .debug_aranges section:
>
> Length: 28
> Version: 2
> Offset into .debug_info: 0x0
> Pointer Size: 4
> Segment Size: 0
>
> Address Length
> 00000000 00000014
> 00000000 00000000
>
> Raw dump of debug contents of section .debug_line:
>
> Offset: 0x0
> Length: 292
> DWARF Version: 2
> Prologue Length: 268
> Minimum Instruction Length: 4
> Initial value of 'is_stmt': 1
> Line Base: -5
> Line Range: 14
> Opcode Base: 13
>
> Opcodes:
> Opcode 1 has 0 args
> Opcode 2 has 1 args
> Opcode 3 has 1 args
> Opcode 4 has 1 args
> Opcode 5 has 1 args
> Opcode 6 has 0 args
> Opcode 7 has 0 args
> Opcode 8 has 0 args
> Opcode 9 has 1 args
> Opcode 10 has 0 args
> Opcode 11 has 0 args
> Opcode 12 has 1 args
>
> The Directory Table (offset 0x1b):
> 1 /export/home/amandeep
> 2 /usr/include
> 3 /usr/gnu/lib/gcc/sparc-sun-solaris2.10/8.2.1/include-fixed/iso
> 4 /usr/gnu/lib/gcc/sparc-sun-solaris2.10/8.2.1/include-fixed
>
> The File Name Table (offset 0xb9):
> Entry Dir Time Size Name
> 1 1 0 0 sol10.go
> 2 2 0 0 stdio_impl.h
> 3 2 0 0 stdio_tag.h
> 4 3 0 0 stdio_iso.h
> 5 4 0 0 stdio.h
> 6 0 0 0 cgo-dwarf-inference
>
> Line Number Statements:
> [0x00000116] Set column to 14
> [0x00000118] Extended opcode 2: set Address to 0x0
> [0x0000011f] Special opcode 10: advance Address by 0 to 0x0 and Line by 5
> to 6
> [0x00000120] Set column to 5
> [0x00000122] Special opcode 6: advance Address by 0 to 0x0 and Line by 1
> to 7
> [0x00000123] Advance PC by 20 to 0x14
> [0x00000125] Extended opcode 1: End of Sequence
>
>
> Contents of the .debug_str section:
>
> 0x00000000 5f5f6578 74656e64 65646664 005f5f63 __extendedfd.__c
> 0x00000010 676f6465 6275675f 666c6f61 7473005f godebug_floats._
> 0x00000020 5f46494c 45005f5f 696f6200 5f666c61 _FILE.__iob._fla
> 0x00000030 67005f73 6f627566 006f7074 65727200 g._sobuf.opterr.
> 0x00000040 46494c45 00474e55 20433137 20382e32 FILE.GNU C17 8.2
> 0x00000050 2e312032 30313830 38313420 2d6d6370 .1 20180814 -mcp
> 0x00000060 753d7639 202d6764 77617266 2d32202d u=v9 -gdwarf-2 -
> 0x00000070 67202d4f 32006f70 746f7074 005f6275 g -O2.optopt._bu
> 0x00000080 66656e64 74616200 5f5f6f72 69656e74 fendtab.__orient
> 0x00000090 6174696f 6e005f5f 696f6e6f 6c6f636b ation.__ionolock
> 0x000000a0 00746573 7463006f 7074696e 6400756e .testc.optind.un
> 0x000000b0 7369676e 65642063 68617200 5f5f7365 signed char.__se
> 0x000000c0 656b6162 6c650064 6f75626c 65005f5f ekable.double.__
> 0x000000d0 63676f64 65627567 5f696e74 73005f70 cgodebug_ints._p
> 0x000000e0 74720075 6e736967 6e656420 696e7400 tr.unsigned int.
> 0x000000f0 6f707461 7267005f 5f66696c 6c657200 optarg.__filler.
> 0x00000100 63686172 005f6669 6c65002f 6578706f char._file./expo
> 0x00000110 72742f68 6f6d652f 616d616e 64656570 rt/home/amandeep
> 0x00000120 006c6f6e 67206c6f 6e672069 6e740070 .long long int.p
> 0x00000130 72696e74 66005f5f 63676f5f 5f30006c rintf.__cgo__0.l
> 0x00000140 6f6e6720 696e7400 5f636e74 006c6f6e ong int._cnt.lon
> 0x00000150 6720646f 75626c65 005f6c61 73746275 g double._lastbu
> 0x00000160 66005f62 61736500 5f5f7866 5f6e6f63 f._base.__xf_noc
> 0x00000170 6865636b 005f7369 62756600 heck._sibuf.
>
>
> Also, looks like Solaris 11 is very different than Solaris 10. Please see
> the prompt below where "sol10.go" is the file from the first message:
>
> amandeep@s113ldom1:~$ go build -x sol10.go
> WORK=/tmp/go-build038354192
> mkdir -p $WORK/b001/
> cat >$WORK/b001/importcfg.link << 'EOF' # internal
> packagefile
> command-line-arguments=/home/amandeep/.cache/go-build/02/0272a12b534156aa38d92948433fc12ef8c60940db073e83182436827d642e97-d
> EOF
> mkdir -p $WORK/b001/exe/
> cp
> /home/amandeep/.cache/go-build/02/0272a12b534156aa38d92948433fc12ef8c60940db073e83182436827d642e97-d
> $WORK/b001/_pkg1_.a
> cd $WORK/b001/
> ar x ./_pkg1_.a _cgo_flags
> cd .
> ar d $WORK/b001/_pkg1_.a _cgo_flags
> /usr/gnu/bin/gccgo -o $WORK/b001/exe/a.out "-Wl,-(" -Wl,--whole-archive
> $WORK/b001/_pkg1_.a -Wl,--no-whole-archive "-Wl,-)"
> /usr/gnu/libexec/gcc/sparc-sun-solaris2.11/8.2.1/buildid -w
> $WORK/b001/exe/a.out # internal
> cp $WORK/b001/exe/a.out sol10
> rm -r $WORK/b001/
>
>
> On Friday, September 14, 2018 at 2:52:21 PM UTC-7, Ian Lance Taylor wrote:
>>
>> On Fri, Sep 14, 2018 at 2:16 PM, <aman...@cohesity.com> wrote:
>> > It would be the same. Please see below.
>> >
>> > -bash-3.2$ gcc --version
>> > gcc (GCC) 8.2.1 20180814
>> > Copyright (C) 2018 Free Software Foundation, Inc.
>> > This is free software; see the source for copying conditions. There is
>> > NO
>> > warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR
>> > PURPOSE.
>>
>>
>> Hmmm, not sure what is happening. Especially not sure why it would
>> fail on Solaris 10 but work on Solaris 11, as you suggested earlier.
>> I have a feeling this is going to be some configuration error
>> somewhere.
>>
>> I guess the next step in debugging would be to run this command,
>> copied from your earlier message, and then look at x.o to see how
>> __cgo__0 is defined in the debug info. If you have the readelf
>> program from the GNU binutils you could run readelf --debug=all x.o.
>>
>> Ian
>>
>>
>> gcc -w -Wno-error -o x.o -gdwarf-2 -c -xc -I /b001/ -g -O2 - <<EOF
>>
>> #line 1 "cgo-builtin-prolog"
>> #include <stddef.h> /* for ptrdiff_t and size_t below */
>>
>> /* Define intgo when compiling with GCC. */
>> typedef ptrdiff_t intgo;
>>
>> typedef struct { const char *p; intgo n; } _GoString_;
>> typedef struct { char *p; intgo n; intgo c; } _GoBytes_;
>> _GoString_ GoString(char *p);
>> _GoString_ GoStringN(char *p, int l);
>> _GoBytes_ GoBytes(void *p, int n);
>> char *CString(_GoString_);
>> void *CBytes(_GoBytes_);
>> void *_CMalloc(size_t);
>>
>> __attribute__ ((unused))
>> static size_t _GoStringLen(_GoString_ s) { return s.n; }
>>
>> __attribute__ ((unused))
>> static const char *_GoStringPtr(_GoString_ s) { return s.p; }
>> #line 3 "/export/home/amandeep/sol10.go"
>>
>> #include <stdio.h>
>>
>> void testc() {
>> printf("Hello cgo");
>> }
>>
>> #line 1 "cgo-generated-wrapper"
>> #line 1 "cgo-dwarf-inference"
>> __typeof__(testc) *__cgo__0;
>> long long __cgodebug_ints[] = {
>> 0,
>> 1
>> };
>> double __cgodebug_floats[] = {
>> 0,
>> 1
>> };
>> EOF
>
> --
> You received this message because you are subscribed to the Google Groups
> "golang-nuts" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to golang-nuts+unsubscr...@googlegroups.com.
> For more options, visit https://groups.google.com/d/optout.
--
You received this message because you are subscribed to the Google Groups
"golang-nuts" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to golang-nuts+unsubscr...@googlegroups.com.
For more options, visit https://groups.google.com/d/optout.
