[Bug target/84481] [8 Regression] 429.mcf with -O2 regresses by ~6% and ~4%, depending on tuning, on Zen compared to GCC 7.2

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84481

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

           What    |Removed                     |Added
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           Keywords|                            |missed-optimization
   Target Milestone|---                         |8.0
            Summary|429.mcf with -O2 regresses  |[8 Regression] 429.mcf with
                   |by ~6% and ~4%, depending   |-O2 regresses by ~6% and
                   |on tuning, on Zen compared  |~4%, depending on tuning,
                   |to GCC 7.2                  |on Zen compared to GCC 7.2