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/* Target definitions for Darwin (Mac OS X) systems.
   Copyright (C) 2006, 2007, 2010, 2011 Free Software Foundation, Inc.
   Contributed by Apple 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.
 
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */
 
/* Prefer DWARF2.  */
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG
#define DARWIN_PREFER_DWARF
 
/* Since DWARF2 is default, conditions for running dsymutil are different.  */
#undef DSYMUTIL_SPEC
#define DSYMUTIL_SPEC \
   "%{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
    %{v} \
    %{g*:%{!gstabs*:%{!g0: -idsym}}}\
    %{.c|.cc|.C|.cpp|.cp|.c++|.cxx|.CPP|.m|.mm|.s|.f|.f90|.f95|.f03|.f77|.for|.F|.F90|.F95|.F03: \
    %{g*:%{!gstabs*:%{!g0: -dsym}}}}}}}}}}}"
 
/* Tell collect2 to run dsymutil for us as necessary.  */
#define COLLECT_RUN_DSYMUTIL 1
 
#undef PIE_SPEC
#define PIE_SPEC \
  "%{fpie|pie|fPIE: \
     %{mdynamic-no-pic: %n'-mdynamic-no-pic' overrides '-pie', '-fpie' or '-fPIE'; \
      :-pie}}"
 
/* Only ask as for debug data if the debug style is stabs (since as doesn't
   yet generate dwarf.)  */
 
#undef  ASM_DEBUG_SPEC
#define ASM_DEBUG_SPEC  "%{g*:%{!g0:%{gstabs:--gstabs}}}"
 
#undef  ASM_OUTPUT_ALIGNED_COMMON
#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN)		\
  do {									\
    unsigned HOST_WIDE_INT _new_size = (SIZE);				\
    fprintf ((FILE), "\t.comm ");						\
    assemble_name ((FILE), (NAME));					\
    if (_new_size == 0) _new_size = 1;					\
    fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n",		\
	     _new_size, floor_log2 ((ALIGN) / BITS_PER_UNIT));		\
  } while (0)
 
#undef DEF_MIN_OSX_VERSION
#define DEF_MIN_OSX_VERSION "10.5"
 
#undef STACK_CHECK_STATIC_BUILTIN
#define STACK_CHECK_STATIC_BUILTIN 1