#ifndef RBIMPL_ATTR_FORCEINLINE_H /*-*-C++-*-vi:se ft=cpp:*/
#define RBIMPL_ATTR_FORCEINLINE_H
/**
* @file
* @author Ruby developers <[email protected]>
* @copyright This file is a part of the programming language Ruby.
* Permission is hereby granted, to either redistribute and/or
* modify this file, provided that the conditions mentioned in the
* file COPYING are met. Consult the file for details.
* @warning Symbols prefixed with either `RBIMPL` or `rbimpl` are
* implementation details. Don't take them as canon. They could
* rapidly appear then vanish. The name (path) of this header file
* is also an implementation detail. Do not expect it to persist
* at the place it is now. Developers are free to move it anywhere
* anytime at will.
* @note To ruby-core: remember that this header can be possibly
* recursively included from extension libraries written in C++.
* Do not expect for instance `__VA_ARGS__` is always available.
* We assume C99 for ruby itself but we don't assume languages of
* extension libraries. They could be written in C++98.
* @brief Defines #RBIMPL_ATTR_FORCEINLINE.
*/
#include "ruby/internal/compiler_since.h"
#include "ruby/internal/has/attribute.h"
/**
* Wraps (or simulates) `__forceinline`. MSVC complains on declarations like
* `static inline __forceinline void foo()`. It seems MSVC's `inline` and
* `__forceinline` are mutually exclusive. We have to mimic that behaviour for
* non-MSVC compilers.
*/
#if RBIMPL_COMPILER_SINCE(MSVC, 12, 0, 0)
# define RBIMPL_ATTR_FORCEINLINE() __forceinline
#elif RBIMPL_HAS_ATTRIBUTE(always_inline)
# define RBIMPL_ATTR_FORCEINLINE() __attribute__((__always_inline__)) inline
#else
# define RBIMPL_ATTR_FORCEINLINE() inline
#endif
#endif /* RBIMPL_ATTR_FORCEINLINE_H */
