[Bug tree-optimization/120638] [16 regression] Optimization errors caused by frange calculation errors since r16-1191

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120638

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2025-06-12
             Status|UNCONFIRMED                 |ASSIGNED

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 61628
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61628&action=edit
gcc16-pr120638.patch

Untested fix.