complex.c, rational.c: use RB_TYPE_P

* complex.c, rational.c: use RB_TYPE_P() for special classes instead
  of switch with TYPE().

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42892 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
eval.c, vm_insnhelper.c: adjust style

* eval.c (rb_refinement_module_get_refined_class): adjust style.

* vm_insnhelper.c (vm_profile_show_result): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42893 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
vm_insnhelper.c: debugging

* vm_insnhelper.c (vm_method_cfunc_entry): check method type if
  debugging.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42894 b2dd03c8-39d4-4d8f-98ff-823fe69b080e