[Bug sanitizer/59333] ICE with long long and -m32 -fsanitize=undefined

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59333

--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
I think we just shouldn't try to pass values by reference in
ubsan_encode_value...