<br>RC6 is a significant performance tuning step for the most part. Code
controlling floating-point exception handling has also been entirely
reworked. The <font face="Courier 10 Pitch"><font style="font-size: 11pt;" size="2">--enable-unicode</font></font>
option is now working again but is still off by default and remains
experimental.<br><br>The performance difficulties were considered serious enough to postpone the completion of the 1.0.0 release process.<br>There will be one last release candidate (7) before final release. It will complete the performance tuning, fix a few minor<br>
issues in slime and be a general opportunity to clean-up the source code.<br><br><br>