[Bug tree-optimization/94356] Missed optimisation: useless multiplication generated for pointer comparison

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94356

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2020-03-30

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
I also remember tackling this in pointer_int_sum at some point (also with mixed
results).  Keep in mind the sizetype requirement for POINTER_PLUS_EXPR which
IMHO should change to either ssizetype or [s]sizetype - Bin tried the change
to ssizetype with again mixed results ;)