[Bug target/57787] Waste work in ix86_valid_target_attribute_inner_p() and ix86_pad_returns()

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57787

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The first one you cannot do because of error messages that could be outputted. 
The second one looks correct.  Again patches should be sent to gcc-patches@.