There is a new Express release of the Sun Studio tools available. Highlights are: Early OpenMP 3.0 support, latest version of CoolTools is bundled, probably more that I'm forgetting. You can get the whole scoop at the URLs below.
http://cooltools.sunsource.net/ http://developers.sun.com/sunstudio/downloads/express/index.jsp http://developers.sun.com/sunstudio/downloads/ssx/readme.html http://wikis.sun.com/display/SunStudio/Sun+Studio+Express+-+July+2008+Release
