When I try to use left: -webkit-calc(100% - 100px); (assuming that left: 0; is initial state) it works in iOS 6.0.1 just fine. But when I do the sa
left: -webkit-calc(100% - 100px);
left: 0;
put together this little test to see if it ever gets fixed. currently it crashes mac safari 6.0.5 and iOS safari.
http://jsbin.com/omexek/3/