[Bug ipa/81128] Function multi-versioning does not work with -O

[billy.o.mahony at intel dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81128

--- Comment #10 from Billy O'Mahony <billy.o.mahony at intel dot com> ---
Hi All,

thanks to Martin, Nathan and Richard for working on and fixing this issue.

Can anyone say if the fix will be back ported to future point releases of the
5.x, 6.x, 7.x versions? 

Regards,
Billy