[Bug c/117198] Why are there differences using -Wredundant-decls, is bug or not?

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117198

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
alias changes the name underneath and is not redundant .