1--TEST--
2ISSET_ISEMPTY_VAR 001: CONST operand of ISSET_ISEMPTY_VAR must be converted to STRING
3--INI--
4opcache.enable=1
5opcache.enable_cli=1
6opcache.optimization_level=-1
7--FILE--
8<?php
9class A {
10    function __destruct() {
11        $i=0;
12        if (isset($GLOBALS[$i])) y;
13    }
14}
15new A;
16?>
17DONE
18--EXPECT--
19DONE
20