Add uop assert

Author: NekoAsakura

Python/optimizer_bytecodes.c

@@ -1455,6 +1455,7 @@ dummy_func(void) {
                 PyType_Watch(TYPE_WATCHER_ID, (PyObject *)probable);
                 _Py_BloomFilter_Add(dependencies, probable);
                 sym_set_type(iter, probable);
+                assert((this_instr - 1)->opcode == _RECORD_NOS_TYPE);
                 int32_t orig_target = (this_instr - 1)->target;
                 ADD_OP(_GUARD_TYPE_ITER, 0, (uintptr_t)probable);
                 uop_buffer_last(&ctx->out_buffer)->target = orig_target;