[Bug ipa/127479] [14/15/16/17 Regression] GCC 15.2 IPA-ICF merges distinct >= and <= comparison functions under -flto, causing incorrect runtime behavior

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127479

Drea Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2026-09-19
   Target Milestone|---                         |14.5
            Summary|GCC 15.2 IPA-ICF merges     |[14/15/16/17 Regression]
                   |distinct >= and <=          |GCC 15.2 IPA-ICF merges
                   |comparison functions under  |distinct >= and <=
                   |-flto, causing incorrect    |comparison functions under
                   |runtime behavior            |-flto, causing incorrect
                   |                            |runtime behavior
     Ever confirmed|0                           |1
      Known to work|                            |8.5.0
             Status|UNCONFIRMED                 |NEW
      Known to fail|                            |9.1.0

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
Confirmed goes all the way back to at least GCC 9 as far as I can tell.