http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52794
--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- I confirm that this PR is fixed by r206070, see http://gcc.gnu.org/ml/gcc-testresults/2013-12/msg01811.html and http://gcc.gnu.org/ml/gcc-testresults/2013-12/msg01813.html.
