[Bug tree-optimization/128658] [15/16/17 Regression] wrong code at -O{2,3} with "-fno-tree-forwprop -fno-tree-vrp -fno-vect-cost-model" on x86_64-linux-gnu

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128658

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |15.4
           Keywords|                            |wrong-code
            Summary|wrong code at -O{2,3} with  |[15/16/17 Regression] wrong
                   |"-fno-tree-forwprop         |code at -O{2,3} with
                   |-fno-tree-vrp               |"-fno-tree-forwprop
                   |-fno-vect-cost-model" on    |-fno-tree-vrp
                   |x86_64-linux-gnu            |-fno-vect-cost-model" on
                   |                            |x86_64-linux-gnu
      Known to work|                            |14.4.0
      Known to fail|                            |15.1.0