[Bug tree-optimization/92638] gcc unable to remove empty loop after loop body is removed after malloc/free pair was removed

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92638

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
   Target Milestone|---                         |12.0
             Status|NEW                         |RESOLVED

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
After r12-155 which adds another DSE which will remove the memcpy, the dce
right after that new dse is able to remove the malloc/free pair and then cdcde
after sccp is able to remove the loop.

So fixed.