[Bug rtl-optimization/116189] New: [14/15 Regression] compare debug failure at -O2 on sh

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116189

            Bug ID: 116189
           Summary: [14/15 Regression] compare debug failure at -O2 on sh
           Product: gcc
           Version: 15.0
            Status: UNCONFIRMED
          Keywords: compare-debug-failure
          Severity: normal
          Priority: P3
         Component: rtl-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: pinskia at gcc dot gnu.org
  Target Milestone: ---
            Target: sh4-linux-gnu

Created attachment 58803
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58803&action=edit
reduced testcase

When I reduced the testcase for PR 116185, I accidently stumbled on to a
different compare debug failure. This is extracting it from there.