[Bug target/91248] __builtin___clear_cache is a no-op on SPARC

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91248

Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2019-07-24
     Ever confirmed|0                           |1

--- Comment #1 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
(> neither does the SPARC backend define CLEAR_INSN_CACHE (so libgcc's
> __clear_cache is a no-op) nor is there a clear_cache insn.  Am I missing
> somethere here?

Probably that nobody knows about and therefore uses __builtin___clear_cache...