Description:
------------
<?php
trait Foo {
    public function test() {
        static $bar;
    }
}
class Bar {
    use Foo;
}

Causes:

php: /home/nikic/php-7.4/ext/opcache/zend_persist.c:300: zend_persist_op_array_ex: Assertion `op_array->static_variables != ((void *)0)' failed.