1--TEST-- 2JIT ASSIGN_OP: 002 3--INI-- 4opcache.enable=1 5opcache.enable_cli=1 6opcache.file_update_protection=0 7opcache.jit_buffer_size=1M 8--FILE-- 9<?php 10class Test { 11 public ?string $prop = "0"; 12} 13function test() { 14 $obj = new Test; 15 $ref =& $obj->prop; 16 var_dump($ref &= 1); 17} 18test(); 19?> 20--EXPECT-- 21string(1) "0"