The section .debug_info contains: Compilation Unit @ offset 0x0: Length: 127 Version: 2 Abbrev Offset: 0 Pointer Size: 8 <0>: Abbrev Number: 1 (DW_TAG_compile_unit) DW_AT_stmt_list : 0 DW_AT_low_pc : 0x400510 DW_AT_high_pc : 0x40053b DW_AT_name : ../sysdeps/x86_64/elf/start.S DW_AT_comp_dir : /tmp/buildd/glibc-2.3.6.ds1/build-tree/glibc-2.3.6/csu DW_AT_producer : GNU AS 2.17 DW_AT_language : 32769 (MIPS assembler) Compilation Unit @ offset 0x83: Length: 142 Version: 2 Abbrev Offset: 21 Pointer Size: 8 <0><8e>: Abbrev Number: 1 (DW_TAG_compile_unit) DW_AT_stmt_list : 0x7e DW_AT_name : /tmp/buildd/glibc-2.3.6.ds1/build-tree/amd64-libc/csu/crti.S DW_AT_comp_dir : /tmp/buildd/glibc-2.3.6.ds1/build-tree/glibc-2.3.6/csu DW_AT_producer : GNU AS 2.17 DW_AT_language : 32769 (MIPS assembler) Compilation Unit @ offset 0x115: Length: 197 Version: 2 Abbrev Offset: 37 Pointer Size: 8 <0><120>: Abbrev Number: 1 (DW_TAG_compile_unit) DW_AT_producer : GNU F95 4.3.0 20071018 (experimental) [trunk revision 129463] DW_AT_language : 14 (Fortran 95) DW_AT_name : z.f90 DW_AT_comp_dir : /home/fxcoudert/devel/debug2/irun DW_AT_low_pc : 0x4005fc DW_AT_high_pc : 0x400617 DW_AT_stmt_list : 0x11b <1><19c>: Abbrev Number: 2 (DW_TAG_subprogram) DW_AT_external : 1 DW_AT_name : foo DW_AT_decl_file : 1 DW_AT_decl_line : 1 DW_AT_MIPS_linkage_name: foo_ DW_AT_low_pc : 0x4005fc DW_AT_high_pc : 0x400602 DW_AT_frame_base : 0 (location list) <1><1bd>: Abbrev Number: 3 (DW_TAG_subprogram) DW_AT_external : 1 DW_AT_name : MAIN__ DW_AT_decl_file : 1 DW_AT_decl_line : 4 DW_AT_low_pc : 0x400602 DW_AT_high_pc : 0x400617 DW_AT_frame_base : 0x4c (location list) DW_AT_calling_convention: 2 (program) Compilation Unit @ offset 0x1de: Length: 773 Version: 2 Abbrev Offset: 100 Pointer Size: 8 <0><1e9>: Abbrev Number: 1 (DW_TAG_compile_unit) DW_AT_producer : (indirect string, offset: 0x3a): GNU C 4.3.0 20071018 (experimental) [trunk revision 129463] DW_AT_language : 1 (ANSI C) DW_AT_name : (indirect string, offset: 0x76): ../../../../trunk2/libgfortran/fmain.c DW_AT_comp_dir : (indirect string, offset: 0x220): /home/fxcoudert/devel/debug2/ibin/x86_64-unknown-linux-gnu/libgfortran DW_AT_low_pc : 0x400620 DW_AT_high_pc : 0x40065d DW_AT_stmt_list : 0x154 <1><20b>: Abbrev Number: 2 (DW_TAG_typedef) DW_AT_name : (indirect string, offset: 0x1f): size_t DW_AT_decl_file : 3 DW_AT_decl_line : 214 DW_AT_type : <216> <1><216>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 8 DW_AT_encoding : 7 (unsigned) DW_AT_name : (indirect string, offset: 0x196): long unsigned int <1><21d>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 1 DW_AT_encoding : 8 (unsigned char) DW_AT_name : (indirect string, offset: 0x124): unsigned char <1><224>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 2 DW_AT_encoding : 7 (unsigned) DW_AT_name : (indirect string, offset: 0xf1): short unsigned int <1><22b>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 4 DW_AT_encoding : 7 (unsigned) DW_AT_name : (indirect string, offset: 0x19b): unsigned int <1><232>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 1 DW_AT_encoding : 6 (signed char) DW_AT_name : (indirect string, offset: 0x126): signed char <1><239>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 2 DW_AT_encoding : 5 (signed) DW_AT_name : (indirect string, offset: 0x132): short int <1><240>: Abbrev Number: 4 (DW_TAG_base_type) DW_AT_byte_size : 4 DW_AT_encoding : 5 (signed) DW_AT_name : int <1><247>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 8 DW_AT_encoding : 5 (signed) DW_AT_name : (indirect string, offset: 0x211): long int <1><24e>: Abbrev Number: 5 (DW_TAG_base_type) DW_AT_byte_size : 8 DW_AT_encoding : 7 (unsigned) <1><251>: Abbrev Number: 6 (DW_TAG_pointer_type) DW_AT_byte_size : 8 DW_AT_type : <257> <1><257>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 1 DW_AT_encoding : 6 (signed char) DW_AT_name : (indirect string, offset: 0x12d): char <1><25e>: Abbrev Number: 6 (DW_TAG_pointer_type) DW_AT_byte_size : 8 DW_AT_type : <264> <1><264>: Abbrev Number: 7 (DW_TAG_const_type) DW_AT_type : <257> <1><269>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 4 DW_AT_encoding : 4 (float) DW_AT_name : (indirect string, offset: 0x1d9): float <1><270>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 8 DW_AT_encoding : 4 (float) DW_AT_name : (indirect string, offset: 0x15e): double <1><277>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 8 DW_AT_encoding : 7 (unsigned) DW_AT_name : (indirect string, offset: 0x191): long long unsigned int <1><27e>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 8 DW_AT_encoding : 5 (signed) DW_AT_name : (indirect string, offset: 0x20c): long long int <1><285>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 16 DW_AT_encoding : 5 (signed) DW_AT_name : (indirect string, offset: 0x16a): __int128_t <1><28c>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 16 DW_AT_encoding : 7 (unsigned) DW_AT_name : (indirect string, offset: 0x1a8): __uint128_t <1><293>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 8 DW_AT_encoding : 3 (complex float) DW_AT_name : (indirect string, offset: 0x1d1): complex float <1><29a>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 16 DW_AT_encoding : 3 (complex float) DW_AT_name : (indirect string, offset: 0x27f): complex double <1><2a1>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 16 DW_AT_encoding : 4 (float) DW_AT_name : (indirect string, offset: 0x159): long double <1><2a8>: Abbrev Number: 3 (DW_TAG_base_type) DW_AT_byte_size : 32 DW_AT_encoding : 3 (complex float) DW_AT_name : (indirect string, offset: 0x151): complex long double <1><2af>: Abbrev Number: 8 (DW_TAG_structure_type) DW_AT_byte_size : 64 DW_AT_decl_file : 2 DW_AT_decl_line : 318 DW_AT_sibling : <38b> <2><2b8>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x0): stdin_unit DW_AT_decl_file : 2 DW_AT_decl_line : 319 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 0 (DW_OP_plus_uconst: 0) <2><2c7>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x2bb): stdout_unit DW_AT_decl_file : 2 DW_AT_decl_line : 319 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 4 (DW_OP_plus_uconst: 4) <2><2d6>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x2af): stderr_unit DW_AT_decl_file : 2 DW_AT_decl_line : 319 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 8 (DW_OP_plus_uconst: 8) <2><2e5>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x1b4): optional_plus DW_AT_decl_file : 2 DW_AT_decl_line : 319 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 c (DW_OP_plus_uconst: 12) <2><2f4>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x21a): locus DW_AT_decl_file : 2 DW_AT_decl_line : 320 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 10 (DW_OP_plus_uconst: 16) <2><303>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x267): separator_len DW_AT_decl_file : 2 DW_AT_decl_line : 322 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 14 (DW_OP_plus_uconst: 20) <2><312>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x275): separator DW_AT_decl_file : 2 DW_AT_decl_line : 323 DW_AT_type : <25e> DW_AT_data_member_location: 2 byte block: 23 18 (DW_OP_plus_uconst: 24) <2><321>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x2cf): use_stderr DW_AT_decl_file : 2 DW_AT_decl_line : 325 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 20 (DW_OP_plus_uconst: 32) <2><330>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x1c2): all_unbuffered DW_AT_decl_file : 2 DW_AT_decl_line : 325 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 24 (DW_OP_plus_uconst: 36) <2><33f>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x1df): unbuffered_preconnected DW_AT_decl_file : 2 DW_AT_decl_line : 325 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 28 (DW_OP_plus_uconst: 40) <2><34e>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x104): default_recl DW_AT_decl_file : 2 DW_AT_decl_line : 325 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 2c (DW_OP_plus_uconst: 44) <2><35d>: Abbrev Number: 10 (DW_TAG_member) DW_AT_name : fpe DW_AT_decl_file : 2 DW_AT_decl_line : 326 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 30 (DW_OP_plus_uconst: 48) <2><36c>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x26): dump_core DW_AT_decl_file : 2 DW_AT_decl_line : 326 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 34 (DW_OP_plus_uconst: 52) <2><37b>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x30): backtrace DW_AT_decl_file : 2 DW_AT_decl_line : 326 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 38 (DW_OP_plus_uconst: 56) <1><38b>: Abbrev Number: 11 (DW_TAG_typedef) DW_AT_name : (indirect string, offset: 0x17d): options_t DW_AT_decl_file : 2 DW_AT_decl_line : 328 DW_AT_type : <2af> <1><397>: Abbrev Number: 8 (DW_TAG_structure_type) DW_AT_byte_size : 48 DW_AT_decl_file : 2 DW_AT_decl_line : 340 DW_AT_sibling : <437> <2><3a0>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x11b): warn_std DW_AT_decl_file : 2 DW_AT_decl_line : 341 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 0 (DW_OP_plus_uconst: 0) <2><3af>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x187): allow_std DW_AT_decl_file : 2 DW_AT_decl_line : 342 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 4 (DW_OP_plus_uconst: 4) <2><3be>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0xe8): pedantic DW_AT_decl_file : 2 DW_AT_decl_line : 343 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 8 (DW_OP_plus_uconst: 8) <2><3cd>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x2c7): convert DW_AT_decl_file : 2 DW_AT_decl_line : 344 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 c (DW_OP_plus_uconst: 12) <2><3dc>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x26): dump_core DW_AT_decl_file : 2 DW_AT_decl_line : 345 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 10 (DW_OP_plus_uconst: 16) <2><3eb>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x30): backtrace DW_AT_decl_file : 2 DW_AT_decl_line : 346 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 14 (DW_OP_plus_uconst: 20) <2><3fa>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x111): sign_zero DW_AT_decl_file : 2 DW_AT_decl_line : 347 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 18 (DW_OP_plus_uconst: 24) <2><409>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x9d): record_marker DW_AT_decl_file : 2 DW_AT_decl_line : 348 DW_AT_type : <20b> DW_AT_data_member_location: 2 byte block: 23 20 (DW_OP_plus_uconst: 32) <2><418>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0x13c): max_subrecord_length DW_AT_decl_file : 2 DW_AT_decl_line : 349 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 28 (DW_OP_plus_uconst: 40) <2><427>: Abbrev Number: 9 (DW_TAG_member) DW_AT_name : (indirect string, offset: 0xbf): bounds_check DW_AT_decl_file : 2 DW_AT_decl_line : 350 DW_AT_type : <240> DW_AT_data_member_location: 2 byte block: 23 2c (DW_OP_plus_uconst: 44) <1><437>: Abbrev Number: 11 (DW_TAG_typedef) DW_AT_name : (indirect string, offset: 0x175): compile_options_t DW_AT_decl_file : 2 DW_AT_decl_line : 352 DW_AT_type : <397> <1><443>: Abbrev Number: 12 (DW_TAG_subprogram) DW_AT_external : 1 DW_AT_name : (indirect string, offset: 0x165): main DW_AT_decl_file : 1 DW_AT_decl_line : 11 DW_AT_prototyped : 1 DW_AT_type : <240> DW_AT_low_pc : 0x400620 DW_AT_high_pc : 0x40065d DW_AT_frame_base : 0x98 (location list) DW_AT_sibling : <487> <2><468>: Abbrev Number: 13 (DW_TAG_formal_parameter) DW_AT_name : (indirect string, offset: 0x1f7): argc DW_AT_decl_file : 1 DW_AT_decl_line : 10 DW_AT_type : <240> DW_AT_location : 0xd0 (location list) <2><477>: Abbrev Number: 13 (DW_TAG_formal_parameter) DW_AT_name : (indirect string, offset: 0x28e): argv DW_AT_decl_file : 1 DW_AT_decl_line : 10 DW_AT_type : <487> DW_AT_location : 0x106 (location list) <1><487>: Abbrev Number: 6 (DW_TAG_pointer_type) DW_AT_byte_size : 8 DW_AT_type : <251> <1><48d>: Abbrev Number: 14 (DW_TAG_variable) DW_AT_name : (indirect string, offset: 0xd8): l8_to_l4_offset DW_AT_decl_file : 2 DW_AT_decl_line : 234 DW_AT_MIPS_linkage_name: (indirect string, offset: 0xcc): *_gfortrani_l8_to_l4_offset DW_AT_type : <240> DW_AT_external : 1 DW_AT_declaration : 1 <1><49e>: Abbrev Number: 15 (DW_TAG_variable) DW_AT_name : (indirect string, offset: 0x2a7): options DW_AT_decl_file : 2 DW_AT_decl_line : 331 DW_AT_MIPS_linkage_name: (indirect string, offset: 0xb): *_gfortrani_options DW_AT_type : <38b> DW_AT_external : 1 DW_AT_declaration : 1 <1><4b0>: Abbrev Number: 15 (DW_TAG_variable) DW_AT_name : (indirect string, offset: 0x29f): compile_options DW_AT_decl_file : 2 DW_AT_decl_line : 355 DW_AT_MIPS_linkage_name: (indirect string, offset: 0x293): *_gfortrani_compile_options DW_AT_type : <437> DW_AT_external : 1 DW_AT_declaration : 1 <1><4c2>: Abbrev Number: 15 (DW_TAG_variable) DW_AT_name : (indirect string, offset: 0x207): line DW_AT_decl_file : 2 DW_AT_decl_line : 389 DW_AT_MIPS_linkage_name: (indirect string, offset: 0x1fc): *_gfortran_line DW_AT_type : <22b> DW_AT_external : 1 DW_AT_declaration : 1 <1><4d4>: Abbrev Number: 15 (DW_TAG_variable) DW_AT_name : (indirect string, offset: 0xb6): filename DW_AT_decl_file : 2 DW_AT_decl_line : 392 DW_AT_MIPS_linkage_name: (indirect string, offset: 0xab): *_gfortran_filename DW_AT_type : <251> DW_AT_external : 1 DW_AT_declaration : 1 Compilation Unit @ offset 0x4e7: Length: 142 Version: 2 Abbrev Offset: 316 Pointer Size: 8 <0><4f2>: Abbrev Number: 1 (DW_TAG_compile_unit) DW_AT_stmt_list : 0x201 DW_AT_name : /tmp/buildd/glibc-2.3.6.ds1/build-tree/amd64-libc/csu/crtn.S DW_AT_comp_dir : /tmp/buildd/glibc-2.3.6.ds1/build-tree/glibc-2.3.6/csu DW_AT_producer : GNU AS 2.17 DW_AT_language : 32769 (MIPS assembler)