[Bug c/89448] Failure to generate diagnostic for "complex int" (OK for "_Complex int")

[mrison at hotmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89448

--- Comment #2 from Mark RISON <mrison at hotmail dot com> ---
(In reply to Richard Biener from comment #1)
> Because 'complex' is from a system header probably ...
It still ought to give a diagnostic, no?