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

[hjl.tools at gmail dot com]

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

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2014-01-30
                 CC|                            |hjl.tools at gmail dot com,
                   |                            |kirill.yukhin at intel dot com,
                   |                            |ubizjak at gmail dot com
          Component|middle-end                  |target
   Target Milestone|---                         |4.7.4
     Ever confirmed|0                           |1

--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> ---
It is caused by r174489.