[Bug c++/107764] -Wreturn-type and -Wuninitialized documentation could link to a FAQ about enum and switches

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107764

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
It could be moved to https://gcc.gnu.org/bugs/#nonbugs_cxx though, if we want
to link to it from diagnostics.