Bugs & Features
<?php var_dump(crypt('rasmuslerdorf', '$2y$07$usesomesillystringforsalt$'));
Output for 5.3.7 - 7.0.0alpha2, hhvm-3.6.1 - 3.7.0
string(60) "$2y$07$usesomesillystringfore2uDLvp1Ii2e./U9C8sBjqp8I90dH6hi"
Output for 5.3.2 - 5.3.6
string(13) "$25di0cl7EYZA"
Output for 5.3.0 - 5.3.1
string(13) "$2v4FKr10WzJ2"
Output for 4.3.0 - 5.2.17

Process exited with code 139.