Mozilla's Firefox 18 Beta web-browser released on Monday. New to this development release that's coming just one week after Firefox 17
Among the current IonMonkey optimization passes on the IR are for dead code elimination, range analysis, a register allocation scheme similar to the HotSpot JVM, redundant code elimination, and the moving of instructions outside of loops where possible.
Other Firefox 18 Beta features include early WebRTC support, a built-in PDF viewer, performance improvements, CSS3 Flexbox support, support for @supports, W3C touch events, and much more.
The Firefox 18 Beta for all major platforms is available from Mozilla.org