[Bug target/68261] GCC needs to use optimized version of memcpy

[geir at cray dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68261

--- Comment #4 from Geir Johansen <geir at cray dot com> ---
(In reply to Andrew Pinski from comment #1)
> Note glibc does provide a memcpy which is optimized for each target via
> ifuncs. What version of glibc are you running.

2.11.3