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--TEST--
Closure 019: Calling lambda using $GLOBALS and global $var
--FILE--
<?php
$lambda = function &(&$x) {
return $x = $x * $x;
};
function test() {
global $lambda;
$y = 3;
var_dump($GLOBALS['lambda']($y));
var_dump($lambda($y));
var_dump($GLOBALS['lambda'](1));
}
test();
?>
--EXPECTF--
Notice: Only variable references should be returned by reference in %sclosure_019.php on line 4
int(9)
Notice: Only variable references should be returned by reference in %sclosure_019.php on line 4
int(81)
Fatal error: Uncaught Error: {closure}(): Argument #1 ($x) cannot be passed by reference in %s:%d
Stack trace:
#0 %s(%d): test()
#1 {main}
thrown in %s on line %d
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