1--TEST-- 2JIT ASSIGN: incorrect assumption about in-memory zval type 3--INI-- 4opcache.enable=1 5opcache.enable_cli=1 6opcache.file_update_protection=0 7opcache.protect_memory=1 8--FILE-- 9<?php 10function test($x, $y) { 11 $a = $b = $a = $y; 12 var_dump($a + $x); 13} 14test(null, 1); 15?> 16--EXPECT-- 17int(1) 18 19