[Bug middle-end/76174] Missed VRP optimization

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Thu Aug 19 01:43:07 GMT 2021


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=76174

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|2016-08-13 00:00:00         |2021-8-18

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
VN can optimizes this away now.
So you need "-fno-tree-fre -fno-tree-pre -fno-code-hoisting" to see VRP is not
able to optimize this away.


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