Ruby

purge id_eqeq_p

• rational.c (f_{eqeq,zero,one,minus_one}_p, nurat_eqeq_p): use
  rb_equal. this function returns Qtrue or Qfalse always, so it
  is safe to cast down to int.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56763 b2dd03c8-39d4-4d8f-98ff-823fe69b080e