[Bug target/85939] -mstackrealign does not realign stack with local __m64 variable

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85939

--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> ---
FYI, -mstackrealign applies only to main ().