php-src/Zend/tests/traits/methods_002.phpt

--TEST--
Testing collision with magic methods
--FILE--
<?php

trait foo {	
	public function __clone() {
		var_dump(__FUNCTION__);
	}
}

trait baz {
	public function __clone() {
		var_dump(__FUNCTION__);
	}
}

class bar {
	use foo;
	use baz;
}

$o = new bar;
var_dump(clone $o);

?>
--EXPECTF--
Fatal error: Trait method __clone has not been applied, because there are collisions with other trait methods on bar in %s on line %d