[Bug preprocessor/47741] -I- option stated obsolete considered worrying

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47741

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-02-14 
22:55:08 UTC ---
Oh and -iquote takes an argument.