[PATCH] Add a no_sanitize_vptr function attribute.

[Oliver Chang]

In http://reviews.llvm.org/D9059#158733, @samsonov wrote:

> In http://reviews.llvm.org/D9059#157697, @ochang wrote:
>
> > In http://reviews.llvm.org/D9059#157331, @rsmith wrote:
> >
> > > I'm not convinced that adding one attribute per sanitizer is the right design here -- it doesn't seem to scale very well. Have you considered an attribute like
> > >
> > >   __attribute__((no_sanitize("list,of,sanitizers"))) void fn() { ... }
> > >   
> > >
> > > where the list is parsed as if it were specified as `-fno-sanitize=list,of,sanitizers` on the command line?
> >
> >
> > This does seem like a much better way of doing this. Should I change this in this patch?
> >
> > What does everyone else think?
>
>
> I agree with this suggestion. It would be cool to have a single attribute like this, and later deprecate no_sanitize_address, no_sanitize_thread and no_sanitize_memory.


I can put together another patch in the next few days, unless someone else (more experienced) wants to take this?


http://reviews.llvm.org/D9059

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