* gc.c (rb_objspace_markable_object_p): it should be live objects.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44236 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* gc.c (rb_objspace_markable_object_p): fix last commit (build error).



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44237 b2dd03c8-39d4-4d8f-98ff-823fe69b080e