[Bug target/59990] [4.7/4.8/4.9 regression] incorrect memcpy optimization

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59990

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|middle-end                  |target

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Each target has its own code to do expansion of memcpy.  The middle-end code
for memcpy uses the integer modes to do the copying and if the target gets that
incorrect then it is a bug in the target code.