/*
  ==============================================================================

   This file is part of the JUCE library.
   Copyright (c) 2016 - ROLI Ltd.

   Permission is granted to use this software under the terms of the ISC license
   http://www.isc.org/downloads/software-support-policy/isc-license/

   Permission to use, copy, modify, and/or distribute this software for any
   purpose with or without fee is hereby granted, provided that the above
   copyright notice and this permission notice appear in all copies.

   THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH REGARD
   TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
   FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT,
   OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
   USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
   TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
   OF THIS SOFTWARE.

   -----------------------------------------------------------------------------

   To release a closed-source product which uses other parts of JUCE not
   licensed under the ISC terms, commercial licenses are available: visit
   www.juce.com for more information.

  ==============================================================================
*/

#ifndef JUCE_COMPILERSUPPORT_H_INCLUDED
#define JUCE_COMPILERSUPPORT_H_INCLUDED

/* This file has some checks to see whether the compiler supports various C++11/14 features,
   When these aren't available, the code defines a few workarounds, so that we can still use
   some of the newer language features like nullptr and noexcept, even on old compilers.
*/

//==============================================================================
// GCC
#if (__cplusplus >= 201103L || defined (__GXX_EXPERIMENTAL_CXX0X__)) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 405
 #define JUCE_COMPILER_SUPPORTS_NOEXCEPT 1
 #define JUCE_COMPILER_SUPPORTS_NULLPTR 1
 #define JUCE_COMPILER_SUPPORTS_MOVE_SEMANTICS 1
 #define JUCE_COMPILER_SUPPORTS_INITIALIZER_LISTS 1
 #define JUCE_COMPILER_SUPPORTS_VARIADIC_TEMPLATES 1
 #define JUCE_COMPILER_SUPPORTS_STATIC_ASSERT 1

 #if (__GNUC__ * 100 + __GNUC_MINOR__) >= 407 && ! defined (JUCE_COMPILER_SUPPORTS_OVERRIDE_AND_FINAL)
  #define JUCE_COMPILER_SUPPORTS_OVERRIDE_AND_FINAL 1
 #endif

 #if (__GNUC__ * 100 + __GNUC_MINOR__) >= 407 && ! defined (JUCE_DELETED_FUNCTION)
  #define JUCE_DELETED_FUNCTION = delete
 #endif

 #if (__GNUC__ * 100 + __GNUC_MINOR__) >= 406 && ! defined (JUCE_COMPILER_SUPPORTS_LAMBDAS)
  #define JUCE_COMPILER_SUPPORTS_LAMBDAS 1
 #endif

 #ifndef JUCE_EXCEPTIONS_DISABLED
  #if ! __EXCEPTIONS
   #define JUCE_EXCEPTIONS_DISABLED 1
  #endif
 #endif
#endif

//==============================================================================
// Clang
#if JUCE_CLANG && defined (__has_feature)
 #if __has_feature (cxx_nullptr)
  #define JUCE_COMPILER_SUPPORTS_NULLPTR 1
 #endif

 #if __has_feature (cxx_noexcept)
  #define JUCE_COMPILER_SUPPORTS_NOEXCEPT 1
 #endif

 #if __has_feature (cxx_rvalue_references)
  #define JUCE_COMPILER_SUPPORTS_MOVE_SEMANTICS 1
 #endif

 #if __has_feature (cxx_deleted_functions)
  #define JUCE_DELETED_FUNCTION = delete
 #endif

 #if __has_feature (cxx_lambdas) && (defined (_LIBCPP_VERSION) || ! (JUCE_MAC || JUCE_IOS))
  #define JUCE_COMPILER_SUPPORTS_LAMBDAS 1
 #endif

 #if __has_feature (cxx_generalized_initializers) && (defined (_LIBCPP_VERSION) || ! (JUCE_MAC || JUCE_IOS))
  #define JUCE_COMPILER_SUPPORTS_INITIALIZER_LISTS 1
 #endif

 #if __has_feature (cxx_variadic_templates)
  #define JUCE_COMPILER_SUPPORTS_VARIADIC_TEMPLATES 1
 #endif

 #if __has_feature (cxx_static_assert)
  #define JUCE_COMPILER_SUPPORTS_STATIC_ASSERT 1
 #endif

 #if __has_feature (cxx_override_control) && (! defined (JUCE_COMPILER_SUPPORTS_OVERRIDE_AND_FINAL))
  #define JUCE_COMPILER_SUPPORTS_OVERRIDE_AND_FINAL 1
 #endif

 #ifndef JUCE_COMPILER_SUPPORTS_ARC
  #define JUCE_COMPILER_SUPPORTS_ARC 1
 #endif

 #ifndef JUCE_EXCEPTIONS_DISABLED
  #if ! __has_feature (cxx_exceptions)
   #define JUCE_EXCEPTIONS_DISABLED 1
  #endif
 #endif

#endif

//==============================================================================
// MSVC
#ifdef _MSC_VER
 #if _MSC_VER >= 1600
  #define JUCE_COMPILER_SUPPORTS_NULLPTR 1
  #define JUCE_COMPILER_SUPPORTS_MOVE_SEMANTICS 1
  #define JUCE_COMPILER_SUPPORTS_STATIC_ASSERT 1
 #endif

 #if _MSC_VER >= 1700
  #define JUCE_COMPILER_SUPPORTS_OVERRIDE_AND_FINAL 1
  #define JUCE_COMPILER_SUPPORTS_LAMBDAS 1
 #endif

 #if _MSC_VER >= 1800
  #define JUCE_COMPILER_SUPPORTS_INITIALIZER_LISTS 1
  #define JUCE_COMPILER_SUPPORTS_VARIADIC_TEMPLATES 1
  #define JUCE_DELETED_FUNCTION = delete
 #endif

 #if _MSC_VER >= 1900
  #define JUCE_COMPILER_SUPPORTS_NOEXCEPT 1
 #endif

 #ifndef JUCE_EXCEPTIONS_DISABLED
  #if ! _CPPUNWIND
   #define JUCE_EXCEPTIONS_DISABLED 1
  #endif
 #endif
#endif

//==============================================================================
// Declare some fake versions of nullptr and noexcept, for older compilers:

#ifndef JUCE_DELETED_FUNCTION
 /** This macro can be placed after a method declaration to allow the use of
     the C++11 feature "= delete" on all compilers.
     On newer compilers that support it, it does the C++11 "= delete", but on
     older ones it's just an empty definition.
 */
 #define JUCE_DELETED_FUNCTION
#endif

#if ! DOXYGEN
 #if ! JUCE_COMPILER_SUPPORTS_NOEXCEPT
  #ifdef noexcept
   #undef noexcept
  #endif
  #define noexcept  throw()
  #if defined (_MSC_VER) && _MSC_VER > 1600
   #define _ALLOW_KEYWORD_MACROS 1 // (to stop VC2012 complaining)
  #endif
 #endif

 #if ! JUCE_COMPILER_SUPPORTS_NULLPTR
  #ifdef nullptr
   #undef nullptr
  #endif
  #define nullptr (0)
 #endif

 #if ! JUCE_COMPILER_SUPPORTS_OVERRIDE_AND_FINAL
  #undef  override
  #define override
 #endif
#endif

#endif   // JUCE_COMPILERSUPPORT_H_INCLUDED
