Maximizing the game window (not full screen) causes the game to freeze and then OS X crashes and the system reboots. If the options.txt file is set to fullscreen= true this will not occur. The computer is a late 2011 Macbook Pro with 8 gigabytes RAM.
Environment
Mac OS X Mountain lion 10.8.4, Java 7 update 25
Duplicate of MC-6665, please use the search function to see if your bug has already been submitted. Currently over 57% of tickets are being closed as duplicate.