[Bug c++/65801] [5/6 Regression] Allow -Wno-narrowing to silence stricter C++11 narrowing rules

[manu at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65801

--- Comment #19 from Manuel López-Ibáñez <manu at gcc dot gnu.org> ---
(In reply to Markus Trippelsdorf from comment #17)
> (In reply to Manuel López-Ibáñez from comment #16)
> > What is printed with -Wno-error=narrowing ?
> 
> Try it yourself?
> Just a warning.

Thanks, well at least that works. I guess if someone notices a problem with the
#pragmas, a better solution can be found later.