aGrUM
0.17.1
a C++ library for (probabilistic) graphical models
inline.h
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#ifndef GUM_INLINE_H
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#define GUM_INLINE_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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// FIXME 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 */
