[Bug ipa/118450] New: [15 regression] gfortran.dg/unlimited_polymorphic_3.f03 FAILs

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118450

            Bug ID: 118450
           Summary: [15 regression]
                    gfortran.dg/unlimited_polymorphic_3.f03 FAILs
           Product: gcc
           Version: 15.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ipa
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ro at gcc dot gnu.org
  Target Milestone: ---
            Target: sparc*-sun-solaris2.11

Between 20250110 (bd28244ec92b9aac082f822987818ff1e11b67fd) and 20250111
(292be6817150ed11d599b6ac92269041ed62eb3a),
the gfortran.dg/unlimited_polymorphic_3.f03 test regressed on Solaris/SPARC
(32 and 64-bit) with -Os only:

+FAIL: gfortran.dg/unlimited_polymorphic_3.f03   -Os   scan-tree-dump-not dse1
"Deleted dead store: z._data = &w"
+FAIL: gfortran.dg/unlimited_polymorphic_3.f03   -Os   scan-tree-dump-not dse1
"Deleted dead store: z._data = &x"
+FAIL: gfortran.dg/unlimited_polymorphic_3.f03   -Os  execution test

I'm attaching the dump.