aGrUM
3.1.1
a C++ library for (probabilistic) graphical models
inline.h
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/****************************************************************************
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* This file is part of the aGrUM/pyAgrum library. *
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* *
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* Copyright (c) 2005-2026 by *
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* - Pierre-Henri WUILLEMIN(_at_LIP6) *
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* - Christophe GONZALES(_at_AMU) *
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* *
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* The aGrUM/pyAgrum library is free software; you can redistribute it *
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* and/or modify it under the terms of either : *
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* *
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* - the GNU Lesser General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, *
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* or (at your option) any later version, *
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* - the MIT license (MIT), *
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* - or both in dual license, as here. *
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* *
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* (see https://agrum.gitlab.io/articles/dual-licenses-lgplv3mit.html) *
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* *
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* This aGrUM/pyAgrum library is distributed in the hope that it will be *
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* useful, but WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES MERCHANTABILITY or FITNESS *
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE *
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER *
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, *
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR *
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* OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* See LICENCES for more details. *
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* *
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* SPDX-FileCopyrightText: Copyright 2005-2026 *
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* - Pierre-Henri WUILLEMIN(_at_LIP6) *
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* - Christophe GONZALES(_at_AMU) *
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* SPDX-License-Identifier: LGPL-3.0-or-later OR MIT *
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* *
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* Contact : info_at_agrum_dot_org *
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* homepage : http://agrum.gitlab.io *
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* gitlab : https://gitlab.com/agrumery/agrum *
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* *
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****************************************************************************/
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#ifndef GUM_INLINE_H
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#define GUM_INLINE_H
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#include <agrum/config.h>
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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# ifndef GUM_NO_INLINE
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# define INLINE inline
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// ENFORCED_INLINE is a stronger version of the inline, using _forceinline_ on
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// MSVC, but it still doesn't use GCC's always_inline. This is useful in
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// (common) situations where MSVC needs forceinline but GCC is still doing fine
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// with just inline. (from eigen library)
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# if (defined _MSC_VER) || (defined _INTEL_COMPILER_)
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# define ENFORCED_INLINE __forceinline
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# else
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# define ENFORCED_INLINE inline
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# endif
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// ALWAYS_INLINE is the strongest, it has the effect of making the function
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// inline and adding every possible attribute to maximize inlining. This should
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// only be used when really necessary: in particular, it uses
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// __attribute__((always_inline)) on GCC, which most of the time is useless and
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// can severely harm compile times.
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// @warning with the always_inline attribute, gcc 3.4.x reports the following
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// compilation error:
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// Eval.h:91: sorry, unimplemented: inlining failed in call to '...' :
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// function body not available (from eigen library)
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# if GNUC_AT_LEAST(4, 0)
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# define ALWAYS_INLINE __attribute__((always_inline)) inline
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# else
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# define ALWAYS_INLINE ENFORCED_INLINE
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# endif
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# if (defined __GNUC__)
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# define NO_INLINE __attribute__((noinline))
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# elif (defined _MSC_VER)
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# define NEVER_INLINE _declspec_(noinline)
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# else
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# define NEVER_INLINE
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# endif
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# else
// GUM_NO_INLINE
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# define INLINE
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# define STRONG_INLINE
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# define ALWAYS_INLINE
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# define NEVER_INLINE
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# endif
/* GUM_NO_INLINE */
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#endif
/* DOXYGEN_SHOULD_SKIP_THIS */
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#endif
/* GUM_INLINE_H */
