[Bug tree-optimization/107342] New: Optimization opportunity where integer '/' corresponds to '>>'

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107342

            Bug ID: 107342
           Summary: Optimization opportunity where integer '/' corresponds
                    to '>>'
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Keywords: missed-optimization
          Severity: enhancement
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: tschwinge at gcc dot gnu.org
                CC: aldyh at gcc dot gnu.org, amacleod at redhat dot com
  Target Milestone: ---

Created attachment 53742
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53742&action=edit
variant of 'gcc.dg/tree-ssa/pr107195-3.c'

Discovered during work on "Add 'gcc.dg/tree-ssa/pr107195-3.c' [PR107195]"
(which is pending approval for push to master branch) an optimization
opportunity where integer '/' corresponds to '>>'.  See discussion in
<https://inbox.sourceware.org/gcc-patches/cagm3qmv5_7heed6_nknafaie5dfxapsrrged_maqnissf15...@mail.gmail.com>
about 'f4b'/'foo4b', and the "variant of 'gcc.dg/tree-ssa/pr107195-3.c'"
attached here.