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/*
* THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
* OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
*
* Permission is hereby granted to use or copy this program
* for any purpose, provided the above notices are retained on all copies.
* Permission to modify the code and to distribute modified code is granted,
* provided the above notices are retained, and a notice that the code was
* modified is included with the above copyright notice.
*/
#if defined(__clang__) || defined(AO_PREFER_BUILTIN_ATOMICS)
/* All __GCC_HAVE_SYNC_COMPARE_AND_SWAP_n macros are still missing. */
/* The operations are lock-free even for the types smaller than word. */
# define AO_GCC_FORCE_HAVE_CAS
#else
/* As of gcc-7.5, CAS and arithmetic atomic operations for char and */
/* short are supported by the compiler but require -latomic flag. */
# if !defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1)
# define AO_NO_char_ARITHM
# endif
# if !defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)
# define AO_NO_short_ARITHM
# endif
#endif /* !__clang__ */
#include "generic.h"
#undef AO_GCC_FORCE_HAVE_CAS
#undef AO_NO_char_ARITHM
#undef AO_NO_short_ARITHM
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