//  (C) Copyright John Maddock 2001 - 2003. 

//  (C) Copyright Darin Adler 2001 - 2002. 

//  (C) Copyright Jens Maurer 2001 - 2002. 

//  (C) Copyright Beman Dawes 2001 - 2003. 

//  (C) Copyright Douglas Gregor 2002. 

//  (C) Copyright David Abrahams 2002 - 2003. 

//  (C) Copyright Synge Todo 2003. 

//  Use, modification and distribution are subject to the 

//  Boost Software License, Version 1.0. (See accompanying file 

//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

//  See http://www.boost.org for most recent version.

//  GNU C++ compiler setup:

#if __GNUC__ < 3

#   if __GNUC_MINOR__ == 91

       // egcs 1.1 won't parse shared_ptr.hpp without this:

#      define BOOST_NO_AUTO_PTR

#   endif

#   if __GNUC_MINOR__ < 95

      //

      // Prior to gcc 2.95 member templates only partly

      // work - define BOOST_MSVC6_MEMBER_TEMPLATES

      // instead since inline member templates mostly work.

      //

#     define BOOST_NO_MEMBER_TEMPLATES

#     if __GNUC_MINOR__ >= 9

#       define BOOST_MSVC6_MEMBER_TEMPLATES

#     endif

#   endif

#   if __GNUC_MINOR__ < 96

#     define BOOST_NO_SFINAE

#   endif

#   if __GNUC_MINOR__ <= 97

#     define BOOST_NO_MEMBER_TEMPLATE_FRIENDS

#     define BOOST_NO_OPERATORS_IN_NAMESPACE

#   endif

#   define BOOST_NO_USING_DECLARATION_OVERLOADS_FROM_TYPENAME_BASE

#   define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL

#   define BOOST_NO_IS_ABSTRACT

#elif __GNUC__ == 3

#  if defined (__PATHSCALE__)

#     define BOOST_NO_TWO_PHASE_NAME_LOOKUP

#     define BOOST_NO_IS_ABSTRACT

#  endif

   //

   // gcc-3.x problems:

   //

   // Bug specific to gcc 3.1 and 3.2:

   //

#  if ((__GNUC_MINOR__ == 1) || (__GNUC_MINOR__ == 2))

#     define BOOST_NO_EXPLICIT_FUNCTION_TEMPLATE_ARGUMENTS

#  endif

#  if __GNUC_MINOR__ < 4

#     define BOOST_NO_IS_ABSTRACT

#  endif

#endif

#if __GNUC__ < 4

//

// All problems to gcc-3.x and earlier here:

//

#define BOOST_NO_TWO_PHASE_NAME_LOOKUP

#endif

#ifndef __EXCEPTIONS

# define BOOST_NO_EXCEPTIONS

#endif

//

// Threading support: Turn this on unconditionally here (except for

// those platforms where we can know for sure). It will get turned off again

// later if no threading API is detected.

//

#if !defined(__MINGW32__) && !defined(linux) && !defined(__linux) && !defined(__linux__)

# define BOOST_HAS_THREADS

#endif 

//

// gcc has "long long"

//

#define BOOST_HAS_LONG_LONG

//

// gcc implements the named return value optimization since version 3.1

//

#if __GNUC__ > 3 || ( __GNUC__ == 3 && __GNUC_MINOR__ >= 1 )

#define BOOST_HAS_NRVO

#endif

//

// RTTI and typeinfo detection is possible post gcc-4.3:

//

#if __GNUC__ * 100 + __GNUC_MINOR__ >= 403

#  ifndef __GXX_RTTI

#     define BOOST_NO_TYPEID

#     define BOOST_NO_RTTI

#  endif

#endif

//

// C++0x features

//

#define BOOST_NO_CHAR16_T

#define BOOST_NO_CHAR32_T

#define BOOST_NO_CONSTEXPR

#define BOOST_NO_DEFAULTED_FUNCTIONS

#define BOOST_NO_DELETED_FUNCTIONS

#define BOOST_NO_EXPLICIT_CONVERSION_OPERATORS

#define BOOST_NO_EXTERN_TEMPLATE

#define BOOST_NO_RAW_LITERALS

#define BOOST_NO_SCOPED_ENUMS

#define BOOST_NO_UNICODE_LITERALS

// See below for BOOST_NO_AUTO_DECLARATIONS

#define BOOST_NO_AUTO_MULTIDECLARATIONS

#if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 2)) && defined(__GXX_EXPERIMENTAL_CXX0X__)

// C++0x features are only enabled when -std=c++0x or -std=gnu++0x are

// passed on the command line, which in turn defines

// __GXX_EXPERIMENTAL_CXX0X__.

#  define BOOST_HAS_DECLTYPE

#  define BOOST_HAS_RVALUE_REFS

#  define BOOST_HAS_STATIC_ASSERT

#  define BOOST_HAS_VARIADIC_TMPL

#else

#  define BOOST_NO_DECLTYPE

#  define BOOST_NO_RVALUE_REFERENCES

#  define BOOST_NO_STATIC_ASSERT

// Variadic templates compiler: 

//   http://www.generic-programming.org/~dgregor/cpp/variadic-templates.html

#  ifdef __VARIADIC_TEMPLATES

#    define BOOST_HAS_VARIADIC_TMPL

#  else

#    define BOOST_NO_VARIADIC_TEMPLATES

#  endif

#endif

#if !defined(__GXX_EXPERIMENTAL_CXX0X__) || __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 4)

#  define BOOST_NO_INITIALIZER_LISTS

#  define BOOST_NO_AUTO_DECLARATIONS

#endif

// ConceptGCC compiler:

//   http://www.generic-programming.org/software/ConceptGCC/

#ifdef __GXX_CONCEPTS__

#  define BOOST_HAS_CONCEPTS

#  define BOOST_COMPILER "ConceptGCC version " __VERSION__

#endif

#ifndef BOOST_COMPILER

#  define BOOST_COMPILER "GNU C++ version " __VERSION__

#endif

//

// versions check:

// we don't know gcc prior to version 2.90:

#if (__GNUC__ == 2) && (__GNUC_MINOR__ < 90)

#  error "Compiler not configured - please reconfigure"

#endif

//

// last known and checked version is 4.3 (Pre-release):

#if (__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ > 3))

#  if defined(BOOST_ASSERT_CONFIG)

#     error "Unknown compiler version - please run the configure tests and report the results"

#  else

// we don't emit warnings here anymore since there are no defect macros defined for

// gcc post 3.4, so any failures are gcc regressions...

//#     warning "Unknown compiler version - please run the configure tests and report the results"

#  endif

#endif