[Bug other/59893] Use LTO for libgcc.a, libstdc++.a, etc

[glisse at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59893

--- Comment #2 from Marc Glisse <glisse at gcc dot gnu.org> ---
(In reply to joseph@codesourcery.com from comment #1)
> Are LTO objects now independent of the compiler host (see bug 41526) (so 
> that such libraries will work properly when copied from one host to 
> another as part of a Canadian cross build)?

Thanks for the link (I don't know much about the implementation of LTO). Maybe
restricting my proposition to the case build==host would be safer? If only
native builds work, I am still ok with that, but I won't be surprised if there
are bugs preventing it...