[Bug tree-optimization/16427] dead memset not optimized away

[law at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=16427

Jeffrey A. Law <law at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
                 CC|                            |law at redhat dot com
         Resolution|---                         |FIXED

--- Comment #6 from Jeffrey A. Law <law at redhat dot com> ---
Both cases compile down to simple returns at the tree level now.  I did not
bother to bisect precisely which changes are responsible for fixing this BZ.