vm_cref_new_toplevel  170 vm.c               return vm_cref_new_toplevel(GET_THREAD());
vm_cref_new_toplevel  355 vm.c           		  (VALUE)vm_cref_new_toplevel(th), /* cref or me */
vm_cref_new_toplevel 1962 vm.c           		  (VALUE)vm_cref_new_toplevel(th), /* cref or me */
vm_cref_new_toplevel  252 vm_method.c    		    method_cref = vm_cref_new_toplevel(GET_THREAD()); /* TODO: can we reuse? */