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 */