[Bug rtl-optimization/98884] Implement empty struct causes extra instructions on ARM and aarch64 due to init-regs pass

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98884

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2025-01-13
             Target|arm                         |arm  aarch64
          Component|target                      |rtl-optimization
         Depends on|                            |61810
             Status|UNCONFIRMED                 |NEW
            Summary|Implement empty struct      |Implement empty struct
                   |optimisations on ARM        |causes extra instructions
                   |                            |on ARM and aarch64 due to
                   |                            |init-regs pass
     Ever confirmed|0                           |1

--- Comment #9 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
-fdisable-rtl-init-regs fixes this and the aarch64 issue so confirmed.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61810
[Bug 61810] init-regs.c papers over issues elsewhere