http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59723
--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- > I don't remember reviewing this LTO change nor approving it. Well ... It was approved by Cary Coutant for the DWARF part at http://gcc.gnu.org/ml/gcc-patches/2013-12/msg00397.html and Jakub Jelinek for the rest at http://gcc.gnu.org/ml/gcc-patches/2013-12/msg00401.html.