[01:25:46] <tgr>	 holy freaking fuck is php date arithmetic slow
[01:26:14] <tgr>	 generating 60 days with a DatePeriod takes me 35 sec in vagrant
[04:50:16] <tgr>	 anomie: interesting: https://github.com/tpunt/PHP7-Reference#user-content-fixes-to-custom-session-handler-return-values
[04:53:27] <tgr>	 looks like the PHP5/7 compatible return value would be 0 for success, -1 for error; hhvm seems to have proper boolean handling
[04:53:36] <tgr>	 https://github.com/php/php-src/blob/master/ext/session/mod_user.c#L50-L71
[04:53:42] <tgr>	 https://github.com/php/php-src/blob/PHP-5.6/ext/session/mod_user.c#L71-L77
[04:53:53] <tgr>	 https://github.com/facebook/hhvm/blob/04c900f8215fb62c7242c9c8c9c961b5bd35a5f0/hphp/runtime/ext/session/ext_session.cpp#L1813-L1848
[04:54:37] <tgr>	 I guess in the end doesn't matter much? PHP does not seem to do anything useful with the return status