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

[marxin at gcc dot gnu.org]

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

--- Comment #6 from Martin Liška <marxin at gcc dot gnu.org> ---
Can you please debug the internal compiler error?
I'm interested in how 'hist' struct looks like?