[Bug middle-end/93742] Optimization request: pattern-match typical addition overflow checks

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon Feb 17 08:46:00 GMT 2020


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93742

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |missed-optimization
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2020-02-17
                 CC|                            |jakub at gcc dot gnu.org,
                   |                            |rguenth at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Somehow I think we already do some pattern matching but I can't find it right
now...


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