[Bug tree-optimization/102216] [12 Regression] missed optimization causing Warray-bounds

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102216

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

           What    |Removed                     |Added
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           Keywords|                            |TREE

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
So how 4.4.x got the right answer at the tree level was just by accident
really.  VRP used SCEV which basically does a combine.  Forwprop never happened
of PointerPlus until 4.6.  4.5 removed the SCEV usage in VRP and removed the
optimization ...