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test2/source/blender/blenlib/BLI_compiler_compat.h
2024-09-14 12:35:00 +10:00

47 lines
1.1 KiB
C++

/* SPDX-FileCopyrightText: 2023 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/* `#define typeof()` triggers a bug in some clang-format versions,
* disable format for entire file to keep results consistent. */
/* clang-format off */
#pragma once
/** \file
* \ingroup bli
*
* Use to help with cross platform portability.
*/
#if defined(_MSC_VER)
# define alloca _alloca
#endif
#if (defined(__GNUC__) || defined(__clang__)) && defined(__cplusplus)
extern "C++" {
/** Some magic to be sure we don't have reference in the type. */
template<typename T> static inline T decltype_helper(T x)
{
return x;
}
#define typeof(x) decltype(decltype_helper(x))
}
#endif
/* little macro so inline keyword works */
#if defined(_MSC_VER)
# define BLI_INLINE static __forceinline
#else
# define BLI_INLINE static inline __attribute__((always_inline)) __attribute__((__unused__))
#endif
#if defined(__GNUC__)
# define BLI_NOINLINE __attribute__((noinline))
#elif defined(_MSC_VER)
# define BLI_NOINLINE __declspec(noinline)
#else
# define BLI_NOINLINE
#endif