On Mon, Oct 11, 2010 at 00:17, Rafael Espindola <espindola at google.com> wrote: > Last time I tried gcc could not build itself with LTO, so I am not all > that excited to try it :-) Yeah, LTO support in 4.5 is fairly brittle. You want to use 4.6 (trunk, currently) for LTO-based bootstraps. Diego.