[Bug middle-end/56888] memcpy implementation optimized as a call to memcpy

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888

--- Comment #33 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Yeah, I'd say we could document that gcc doesn't support any implementations
where memcpy/memmove/memset clobber errno.