Please definitely file a bug report at http://bugreport.apple.com
The most likely culprit as to what changed is the compiler. Can you try using configure.compiler=macports-clang-3.1 (and 3.0 and 3.2) to see how they fare. Do you know specifically which library / executable is broken? On 09/18/12, Craig Treleaven <[email protected]> wrote: > Hi: > > In case it helps others, it appears that XCode 4.4 is the cause of a run-time > problem with mythtv-core.25. To recap, for some users, one of Myth's > programs, mythfrontend, would consistently segfault before the main window > was drawn (with the crashed thread in libunwind): > > https://trac.macports.org/ticket/35934 > > One of the affected users, James George, put a tremendous amount of work into > tracking down the issue. We eventually determined that the code would run > successfully if built with apple-gcc-4.2. James has determined that code > produced with XCode 4.3.3 works OK; XCode 4.4.0+ leads to crashes. Testing > done on 10.7.4. > > There were no obvious errors reported in the XCode 4.4.0+ builds. > > Could someone identify what changed from 4.3.3 to 4.4.0 that might account > for this? Bonus points if you can put it in simple terms that I can follow! > ;) > > Craig > >
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