[Bug tree-optimization/105855] missed optimization - vectorization -fsanitize=signed-integer-overflow

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Sun Jun 5 10:21:22 GMT 2022


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105855

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

           What    |Removed                     |Added
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           Keywords|                            |missed-optimization

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
You could in theory version the loop for the no overflow case.
Now is the question becomes is it worth the cost of implementing it in the
compiler. I doubt it.


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