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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 18:04:16 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 18:04:16 +0000 |
commit | a68fb2d8219f6bccc573009600e9f23e89226a5e (patch) | |
tree | d742d35d14ae816e99293d2b01face30e9f3a46b /wsrep-lib/include/wsrep/compiler.hpp | |
parent | Initial commit. (diff) | |
download | mariadb-10.6-a68fb2d8219f6bccc573009600e9f23e89226a5e.tar.xz mariadb-10.6-a68fb2d8219f6bccc573009600e9f23e89226a5e.zip |
Adding upstream version 1:10.6.11.upstream/1%10.6.11upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'wsrep-lib/include/wsrep/compiler.hpp')
-rw-r--r-- | wsrep-lib/include/wsrep/compiler.hpp | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/wsrep-lib/include/wsrep/compiler.hpp b/wsrep-lib/include/wsrep/compiler.hpp new file mode 100644 index 00000000..5f8e1ce0 --- /dev/null +++ b/wsrep-lib/include/wsrep/compiler.hpp @@ -0,0 +1,70 @@ +/* + * Copyright (C) 2018 Codership Oy <info@codership.com> + * + * This file is part of wsrep-lib. + * + * Wsrep-lib is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * Wsrep-lib is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with wsrep-lib. If not, see <https://www.gnu.org/licenses/>. + */ + + +/** @file compiler.hpp + * + * Compiler specific macro definitions. + * + * WSREP_NOEXCEPT - Specifies that the method/function does not throw. If + * and exception is thrown inside, std::terminate is called + * without propagating the exception. + * Set to "noexcept" if the compiler supports it, otherwise + * left empty. + * WSREP_NORETURN - Indicates that the method/function does not return. + * Set to attribute "[[noreturn]]" if the compiler supports, + * it, otherwise "__attribute__((noreturn))". + * WSREP_OVERRIDE - Set to "override" if the compiler supports it, otherwise + * left empty. + * WSREP_UNUSED - Can be used to mark variables which may be present in + * debug builds but not in release builds. + * WSREP_FALLTHROUGH - Silence implicit fallthrough warning. + */ + +#ifndef WSREP_LIB_COMPILER_HPP +#define WSREP_LIB_COMPILER_HPP + +#if __cplusplus >= 201103L && !(__GNUC__ == 4 && __GNUG_MINOR__ < 8) +#define WSREP_NORETURN [[noreturn]] +#else +#define WSREP_NORETURN __attribute__((noreturn)) +#endif // __cplusplus >= 201103L && !(__GNUC__ == 4 && __GNUG_MINOR__ < 8) + +#if __cplusplus >= 201103L +#define WSREP_NOEXCEPT noexcept +#define WSREP_OVERRIDE override +#else +#define WSREP_NOEXCEPT +#define WSREP_OVERRIDE +#endif // __cplusplus >= 201103L +#define WSREP_UNUSED __attribute__((unused)) + +#if __GNUC__ >= 7 +#define WSREP_FALLTHROUGH __attribute__((fallthrough)) +#elif defined(__clang__) +# if defined(__has_warning) +# if __has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough") +# define WSREP_FALLTHROUGH [[clang::fallthrough]] +# endif +# endif +#else // __clang __ +#define WSREP_FALLTHROUGH ((void)0) +#endif // __GNUC__ >= 7 || (__clang__ && __clang_major__ >= 10) + +#endif // WSREP_LIB_COMPILER_HPP |