Re: [Xen-devel] [PATCH 15/21] libxl: Get compiler to warn about gc_opt==NULL

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Ian Jackson writes ("[PATCH 15/21] libxl: Get compiler to warn about 
gc_opt==NULL"):
> Since it used to be legal to pass gc_opt==NULL, and there are various
> patches floating about and under development which do so, add a
> compiler annotation which makes the build fail when that is done.
> 
> This turns a runtime crash into a build failure, and should ensure
> that we don't accidentally commit a broken combination of patches.

I would just like to mention that this did indeed today save me from
committing a broken combination of patches :-).

Ian.

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