Fixed reference-countingin ZTS build.

Zend/zend_inheritance.c

@@ -1224,12 +1224,12 @@ static void zend_add_trait_method(zend_class_entry *ce, const char *name, zend_s
 		}
 	}
 
+	function_add_ref(fn);
 	if (UNEXPECTED(fn->type == ZEND_INTERNAL_FUNCTION)) {
 		new_fn = zend_arena_alloc(&CG(arena), sizeof(zend_internal_function));
 		memcpy(new_fn, fn, sizeof(zend_internal_function));
 		new_fn->common.fn_flags |= ZEND_ACC_ARENA_ALLOCATED;
 	} else {
-		function_add_ref(fn);
 		new_fn = zend_arena_alloc(&CG(arena), sizeof(zend_op_array));
 		memcpy(new_fn, fn, sizeof(zend_op_array));
 	}