gc.c: disable gc_rest after finalization
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49541 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
gc.c: disable gc_rest after finalization
as it breaks RVALUE consistency.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49541 b2dd03c8-39d4-4d8f-98ff-823fe69b080e