Description:
------------
PHP crashes if I use variardic, Exception and generator together.

Test script:
---------------
// Minimal example to reproduce

function crash()
{
    sin(...[0]);
    throw new \Exception();
    yield;
}

iterator_to_array(crash());

Expected result:
----------------
PHP Fatal error:  Uncaught exception 'Exception'… blah-blah

Actual result:
--------------
Segmentation fault: 11