diff options
Diffstat (limited to 'ext/bigdecimal/feature.h')
-rw-r--r-- | ext/bigdecimal/feature.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/ext/bigdecimal/feature.h b/ext/bigdecimal/feature.h deleted file mode 100644 index f628514500..0000000000 --- a/ext/bigdecimal/feature.h +++ /dev/null @@ -1,68 +0,0 @@ -#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 */ |