1--TEST--
2JIT QM_ASSIGN: 002 assign to it self
3--INI--
4opcache.enable=1
5opcache.enable_cli=1
6opcache.file_update_protection=0
7--FILE--
8<?php
9function test() {
10    for ($i = 0; $i < 2; $i++) {
11        $a = $a;
12        "-" . $b;
13        $b = [];
14        unset($a);
15    }
16}
17test();
18?>
19DONE
20--EXPECTF--
21Warning: Undefined variable $a in %sqm_assign_002.php on line 4
22
23Warning: Undefined variable $b in %sqm_assign_002.php on line 5
24
25Warning: Undefined variable $a in %sqm_assign_002.php on line 4
26
27Warning: Array to string conversion in %sqm_assign_002.php on line 5
28DONE