diff options
Diffstat (limited to 'modules/mono/utils/macros.h')
-rw-r--r-- | modules/mono/utils/macros.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/modules/mono/utils/macros.h b/modules/mono/utils/macros.h new file mode 100644 index 0000000000..337a86870e --- /dev/null +++ b/modules/mono/utils/macros.h @@ -0,0 +1,59 @@ +/*************************************************************************/ +/* util_macros.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#ifndef UTIL_MACROS_H +#define UTIL_MACROS_H + +// noreturn + +#undef _NO_RETURN_ + +#ifdef __GNUC__ +#define _NO_RETURN_ __attribute__((noreturn)) +#elif _MSC_VER +#define _NO_RETURN_ __declspec(noreturn) +#else +#error Platform or compiler not supported +#endif + +// unreachable + +#if defined(_MSC_VER) +#define _UNREACHABLE_() __assume(0) +#elif defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 405 +#define _UNREACHABLE_() __builtin_unreachable() +#else +#define _UNREACHABLE_() \ + CRASH_NOW(); \ + do { \ + } while (true); +#endif + +#endif // UTIL_MACROS_H |