macports 2.0.4 breaks the usage of clang on Xcode 4.3.2

[Jack Howarth]

On Sun, Apr 08, 2012 at 12:48:14PM -0400, Jeremy Lavergne wrote:
> > The fact that, on Lion, MacPorts 2.0.4 installs perl/python that defaults to llvm-gcc-4.2 made me
> > suspect that the binary packages installed on Lion were built with SL. If not, this brings up the
> > question of why the Lion build bots are on such an old Xcode that they don't default all of the
> > package builds to clang. Perhaps they should be updated to Xcode 4.3.2 and a bulk rebuild of the
> > MacPorts package set started.
> 
> Pretty sure we just started running the first builds on the Lion buildbot this weekend.
> 
> I don't know their configurations, but it's entirely possible that it has a non-current Xcode. wms is doing pretty much all the work on setting up the buildbots. Maybe we can get a wiki page setup with the configuration information for each buildbot.
> 

It might be a good idea to have the binary builds include a file listing the
macports version, Xcode build/version and the build machine identity so that
builds with older devtools can be identified for rebuilding.
                  Jack