[Bug tree-optimization/120704] [14/15/16 regression] Wrong code at -O3

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120704

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot 
gnu.org

--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
I'll investigate eventually - it sounds like rewrite-to-defined-overflow misses
some cases (both LIM and phiopt should do that).