For what it's worth, I found out about this flag a few weeks ago, and as soon as Gentoo made it the default, I re-built world. My computer hasn't broken yet. Geoff On 06/08/10 08:08, Daniel Stonier wrote: > Fedora and now gentoo (which is how I found out about it) are setting > this as a default in their builds now (some others as well). Mind you, > just because someone else is doing it is no justification, but it does > mean its seeing a bit of testing out in the wild and isn't one of those > really obscure settings with rather unknown effects.