ceph/src/boost/boost/metaparse/config.hpp

   1 #ifndef BOOST_METAPARSE_CONFIG_HPP
   2 #define BOOST_METAPARSE_CONFIG_HPP
   3
   4 // Copyright Abel Sinkovics (abel@sinkovics.hu)  2013.
   5 // Distributed under the Boost Software License, Version 1.0.
   6 //    (See accompanying file LICENSE_1_0.txt or copy at
   7 //          http://www.boost.org/LICENSE_1_0.txt)
   8
   9 #include <boost/config.hpp>
  10
  11 /*
  12  * Compiler workarounds
  13  */
  14
  15 // BOOST_NO_CXX11_CONSTEXPR is not defined in gcc 4.6
  16 #if \
  17   defined BOOST_NO_CXX11_CONSTEXPR || defined BOOST_NO_CONSTEXPR || ( \
  18     !defined __clang__ && defined __GNUC__ \
  19     && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)) \
  20   )
  21
  22 #  define BOOST_NO_CONSTEXPR_C_STR
  23
  24 #endif
  25
  26 /*
  27  * C++ standard to use
  28  */
  29
  30 // Allow overriding this
  31 #ifndef BOOST_METAPARSE_STD
  32
  33 // special-case MSCV >= 1900 as its constexpr support is good enough for
  34 // Metaparse
  35 #  if \
  36     !defined BOOST_NO_CXX11_VARIADIC_TEMPLATES \
  37     && !defined BOOST_NO_VARIADIC_TEMPLATES \
  38     && ( \
  39       (!defined BOOST_NO_CONSTEXPR && !defined BOOST_NO_CXX11_CONSTEXPR) \
  40       || (defined _MSC_VER && _MSC_VER >= 1900) \
  41     ) \
  42     && (!defined BOOST_GCC || BOOST_GCC >= 40700)
  43
  44 #    define BOOST_METAPARSE_STD 2011
  45
  46 #  else
  47
  48 #    define BOOST_METAPARSE_STD 1998
  49
  50 #  endif
  51
  52 #endif
  53
  54 /*
  55  * Metaparse config
  56  */
  57
  58 #if BOOST_METAPARSE_STD >= 2011
  59 #  define BOOST_METAPARSE_VARIADIC_STRING
  60 #endif
  61
  62 #endif
  63