[Bug bootstrap/65537] [5 Regression]: --with-build-config=bootstrap-lto fails on CentOS 5.11

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65537

--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Markus Trippelsdorf from comment #1)

> Update your binutils?

Not an option on a production system ...

> Or maybe the minimal binutils version for LTO bootstrap should be mentioned
> on changes.html?

I can live with this, but considering that auto-host.h correctly determines

#define HAVE_LTO_PLUGIN 0

perhaps an easy fallback to use fat LTO objects ca be implemented in this case.