http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51782
--- Comment #25 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2012-02-21 11:16:25 UTC --- > Unfortunately, with the patch I got following new LTO link failures on > x86_64-linux: > > gcc.dg/lto/trans-mem-1 c_lto_trans-mem-1_0.o-c_lto_trans-mem-1_1.o link, -flto > -fgnu-tm > gcc.dg/lto/trans-mem-2 c_lto_trans-mem-2_0.o-c_lto_trans-mem-2_1.o link, -flto > -fgnu-tm > gcc.dg/lto/trans-mem-4 c_lto_trans-mem-4_0.o-c_lto_trans-mem-4_1.o link, -flto > -fgnu-tm > > I'll have a look a that, even though they look rather scary. Don't you see the failures without the patch (see pr52297)?