[Bug middle-end/101836] __builtin_object_size(P->M, 1) where M is an array and the last member of a struct fails

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101836

--- Comment #28 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
(In reply to Qing Zhao from comment #27)
> > Wouldn't this be -fno-strict-flex-arrays, i.e. the current behaviour?
> 
> Yes, it’s the same.  =0 is aliased with -fno-strict-flex-arrays.

That is indeed what we do for many options, -fno-whatever is alias to
-fwhatever=0 (or -fwhatever=something for options which take enums and not
numbers).