[Bug c++/60691] Build fails in libstdc++ with --enable-sjlj-exceptions on ARM

[ramana at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60691

--- Comment #8 from Ramana Radhakrishnan <ramana at gcc dot gnu.org> ---
(In reply to Fabian Vogt from comment #6)
> If sjlj exceptions are not supported for ARM, shouldn't the configure option
> be invalid for ARM or at least print a warning?
> If an option does exist and it simply crashes the compiler during make, it's
> definitely broken and must be removed.

If that were a user option then yes, I agree.

If folks are building their own toolchains, they should know what they are
doing and not just use options because they think it may just work willy-nilly.