[Bug target/65010] ppc backend generates unnecessary signed extension

[dje at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65010

David Edelsohn <dje at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |NEW
         Resolution|DUPLICATE                   |---

--- Comment #6 from David Edelsohn <dje at gcc dot gnu.org> ---
This is not the same.  There is a difference between sign extension of
arguments and sign extensions within a function.