Yes, this is a known problem: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54645
A patch was proposed: http://gcc.gnu.org/ml/gcc-patches/2012-09/msg01563.html Sorry to break the test. Dehao On Sun, Sep 23, 2012 at 4:56 PM, Aaron Gray <aaronngray.li...@gmail.com> wrote: > Can someone double check this for me I am getting 99 PCH failures on > the testsuite from GIT HEAD. > > Many thanks in advance, > > Aaron