On Nov 23, 2011, at 6:45 PM, Brandon Allbery wrote: > On Wed, Nov 23, 2011 at 08:36, Christoph Deil <[email protected]> > wrote: > I just updated XCode from 4.1 to 4.2 on Lion. > Do I have to reinstall all ports because the XCode compilers changed? > > No; the APIs and ABIs are still the same. It's when Apple changes those (as > with a new OS release) that you need to forcibly rebuild stuff, because Apple > tends to move things around a lot (for example, in Lion a bunch of stuff > apparently moved out of libSystem.dylib to other libraries). >
Thanks for the info, Brandon. I've added one sentence to the migration guide to make this clear, I hope that's ok: https://trac.macports.org/wiki/Migration?action=diff&version=45
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