http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50875
--- Comment #4 from Joly Aarons <holyjoly at gmail dot com> 2011-10-26 17:30:32 UTC --- Excellent, just for completeness, I can confirm that : gfortran -O3 -mavx does reproduce the problem identically and that : (In reply to comment #3) > The issue is related with "-mavx" > > I use "gfortran -O3 -mavx" to reproduce the problem.