https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108553
--- Comment #7 from Iain Sandoe <iains at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #6)
> (In reply to CVS Commits from comment #5)
> > The master branch has been updated by Iain D Sandoe <ia...@gcc.gnu.org>:
>
> You should now see an unused variable diagnostic about 'opt', but the ICE is
> gone. Thanks.
Hmm that's surprising 'opt' is used in several calls like so:
M2Options_CppArg (opt, arg, (option->flags & CL_JOINED)
&& !(option->flags & CL_SEPARATE));
I wonder what is causing that diagnostic?
(bootstrap succeeded for me without disabling Werror .. so it does not seem to
show on Darwin)