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static_assert.h
Go to the documentation of this file.
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// -*- Mode: C++; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
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// vim:tabstop=4:shiftwidth=4:expandtab:
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/*
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* Copyright (C) 2004-2013 Wu Yongwei <adah at users dot sourceforge dot net>
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any
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* damages arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute
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* it freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must
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* not claim that you wrote the original software. If you use this
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* software in a product, an acknowledgement in the product
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* documentation would be appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must
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* not be misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source
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* distribution.
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*
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* This file is part of Stones of Nvwa:
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* http://sourceforge.net/projects/nvwa
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*
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*/
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#ifndef STATIC_ASSERT
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#include "c++11.h"
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#if HAVE_CXX11_STATIC_ASSERT
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#define STATIC_ASSERT(_Expr, _Msg) static_assert(_Expr, #_Msg)
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#else
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namespace
nvwa
{
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template
<
bool
>
struct
compile_time_error
;
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template
<>
struct
compile_time_error
<true> {};
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#define STATIC_ASSERT(_Expr, _Msg) \
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{ \
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nvwa::compile_time_error<((_Expr) != 0)> ERROR_##_Msg; \
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(void)ERROR_##_Msg; \
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}
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}
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#endif // HAVE_CXX11_STATIC_ASSERT
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#endif // STATIC_ASSERT
nvwa
Definition:
static_assert.h:47
nvwa::compile_time_error
Definition:
static_assert.h:49
src
foreign
nvwa
static_assert.h
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