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Integer unification macro

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* include/ruby/ruby.h (RUBY_INTEGER_UNIFICATION): macro to tell if
  Integer is integrated.  [ruby-core:75718][Bug #12427]
* include/ruby/backward.h, internal.h (rb_cFixnum, rb_cBignum):
  fallback to rb_cInteger.
* bignum.c, numeric.c, ext/json/generator/generator.{c,h}: use the
  macro.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55394 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-06-13 11:34:56 +00:00
parent ed75b6b4b0
commit c071c05229
8 changed files with 61 additions and 11 deletions
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5
include/ruby/backward.h
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@ -17,4 +17,9 @@ ruby_show_copyright_to_die(int exitcode)
(exit(ruby_show_copyright_to_die(EXIT_SUCCESS)))
#endif
#ifdef RUBY_INTEGER_UNIFICATION
# define rb_cFixnum rb_cInteger
# define rb_cBignum rb_cInteger
#endif
#endif /* RUBY_RUBY_BACKWARD_H */