[Bug lto/64636] Bootstrapping gcc-4.9.2 fails if lto is enabled

[glaubitz at physik dot fu-berlin.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64636

--- Comment #7 from John Paul Adrian Glaubitz <glaubitz at physik dot fu-berlin.de> ---
(In reply to Martin Liška from comment #6)
> Can you please debug the internal compiler error?
> I'm interested in how 'hist' struct looks like?

The gcc compile farm has a fast sparc64 porterbox running Debian unstable, so
if you want, you can try it yourself.