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#ifndef BIGDECIMAL_HAS_FEATURE_H
#define BIGDECIMAL_HAS_FEATURE_H
/* ======== __has_feature ======== */
#ifndef __has_feature
# define __has_feature(_) 0
#endif
/* ======== __has_extension ======== */
#ifndef __has_extension
# define __has_extension __has_feature
#endif
/* ======== __has_builtin ======== */
#ifdef HAVE_RUBY_INTERNAL_HAS_BUILTIN_H
# include <ruby/internal/has/builtin.h>
#endif
#ifdef RBIMPL_HAS_BUILTIN
# define BIGDECIMAL_HAS_BUILTIN(...) RBIMPL_HAS_BUILTIN(__VA_ARGS__)
#else
# /* The following section is copied from CRuby's builtin.h */
#
# ifdef __has_builtin
# if defined(__INTEL_COMPILER)
# /* :TODO: Intel C Compiler has __has_builtin (since 19.1 maybe?), and is
# * reportedly broken. We have to skip them. However the situation can
# * change. They might improve someday. We need to revisit here later. */
# elif defined(__GNUC__) && ! __has_builtin(__builtin_alloca)
# /* FreeBSD's <sys/cdefs.h> defines its own *broken* version of
# * __has_builtin. Cygwin copied that content to be a victim of the
# * broken-ness. We don't take them into account. */
# else
# define HAVE___HAS_BUILTIN 1
# endif
# endif
#
# if defined(HAVE___HAS_BUILTIN)
# define BIGDECIMAL_HAS_BUILTIN(_) __has_builtin(_)
#
# elif defined(__GNUC__)
# define BIGDECIMAL_HAS_BUILTIN(_) BIGDECIMAL_HAS_BUILTIN_ ## _
# if defined(__GNUC__) && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 6))
# define BIGDECIMAL_HAS_BUILTIN___builtin_clz 1
# define BIGDECIMAL_HAS_BUILTIN___builtin_clzl 1
# else
# define BIGDECIMAL_HAS_BUILTIN___builtin_clz 0
# define BIGDECIMAL_HAS_BUILTIN___builtin_clzl 0
# endif
# elif defined(_MSC_VER)
# define BIGDECIMAL_HAS_BUILTIN(_) 0
#
# else
# define BIGDECIMAL_HAS_BUILTIN(_) BIGDECIMAL_HAS_BUILTIN_ ## _
# define BIGDECIMAL_HAS_BUILTIN___builtin_clz HAVE_BUILTIN___BUILTIN_CLZ
# define BIGDECIMAL_HAS_BUILTIN___builtin_clzl HAVE_BUILTIN___BUILTIN_CLZL
# endif
#endif /* RBIMPL_HAS_BUILTIN */
#ifndef __has_builtin
# define __has_builtin(...) BIGDECIMAL_HAS_BUILTIN(__VA_ARGS__)
#endif
#endif /* BIGDECIMAL_HAS_FEATURE_H */
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