Re: [PATCH 1/3] include: Define FIELD_OFFSET to the standard offsetof macro

[Dmitry Timoshkov]

Michael Stefaniuc  wrote:
> On 12/10/2012 07:37 PM, Amine Khaldi wrote:
> > This prevents the undefined behavior (null pointer dereference)
> > diagnostics (clang with ubsan checks for example).
>
> This is a bug in clang. There is no null pointer dereference.
> Afair gcc tried to pull this trick too but got educated about their error.

What's an advantage of these patches except of catering broken compilers/
checkers?