[Bug preprocessor/81515] C pre-processor allows invalid words

[barto at cambridgesemantics dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81515

--- Comment #5 from David Barto <barto at cambridgesemantics dot com> ---
This is about the #ele which I would expect to either generate a parse error or
a warning of some kind.