https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63610
--- Comment #10 from howarth at bromo dot med.uc.edu --- (In reply to Volker Braun from comment #8) > Another workaround is to set MACOSX_DEPLOYMENT_TARGET=10.9 > > Libtool-2.4.3 will have the fix, gcc (and everybody else) should just > reconfigure when its out. > > http://lists.gnu.org/archive/html/libtool/2014-10/msg00001.html Libtool 2.4.3 was released on Oct 27th. There should be a 2.4.4 released with a week, http://lists.gnu.org/archive/html/bug-libtool/2014-10/msg00009.html, to eliminate http://lists.gnu.org/archive/html/bug-libtool/2014-10/msg00006.html. Upstream contends that this bug is limited to the libtool installation and isn't transmitted beyond.