gcc/gcc/config/dbxelf.h

/* Definitions needed when using stabs embedded in ELF sections.
   Copyright (C) 1999-2017 Free Software Foundation, Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
<http://www.gnu.org/licenses/>.  */

/* This file may be included by any ELF target which wishes to
   support -gstabs generating stabs in sections, as produced by gas
   and understood by gdb.  */

#ifndef GCC_DBX_ELF_H
#define GCC_DBX_ELF_H

/* Output DBX (stabs) debugging information if doing -gstabs.  */

#define DBX_DEBUGGING_INFO 1

/* Make LBRAC and RBRAC addresses relative to the start of the
   function.  The native Solaris stabs debugging format works this
   way, gdb expects it, and it reduces the number of relocation
   entries...  */

#define DBX_BLOCKS_FUNCTION_RELATIVE 1

/* ... but, to make this work, functions must appear prior to line info.  */

#define DBX_FUNCTION_FIRST

/* When generating stabs debugging, use N_BINCL entries.  */

#define DBX_USE_BINCL

/* There is no limit to the length of stabs strings.  */

#ifndef DBX_CONTIN_LENGTH
#define DBX_CONTIN_LENGTH 0
#endif

/* Like block addresses, stabs line numbers are relative to the
   current function.  */

#define DBX_LINES_FUNCTION_RELATIVE 1

/* Generate a blank trailing N_SO to mark the end of the .o file, since
   we can't depend upon the linker to mark .o file boundaries with
   embedded stabs.  */

#define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END

#endif /* ! GCC_DBX_ELF_H */