[cfe-commits] [PATCH] Add three new sanitizers depending on ASan.

Richard Smith richard at metafoo.co.uk
Wed Nov 28 22:04:27 PST 2012


On Wed, Nov 28, 2012 at 9:50 PM, Anna Zaks <ganna at apple.com> wrote:

>
> On Nov 27, 2012, at 2:16 PM, Alexey Samsonov wrote:
>
> > Hi kcc, rsmith,
> >
> > This patch expose to users three more sanitizers:
> > 1) init-order sanitizer: initialization-order checker.
> >  Status: usable, but may produce false positives w/o proper blacklisting.
> > 2) use-after-return sanitizer
> >  Status: implemented, but heavily understed. Should be optional, as
> >  it significanlty slows program down.
> > 3) use-after-scope sanitizer
> >  Status: in progress, also see phabricator patches D140 and D141.
> > What do you think on general approach for exposing non-default ASan
> > features, and of branding?
> >
>
> It might be useful to document these options somewhere as well as the
> state of usability / supported OSs / false positive rates / overhead for
> each one. The info above will change and is valuable to whoever would want
> to experiment with these.
>

Thanks, good point, this patch should also update docs/UsersManual.html,
which documents the available -fsanitize= values.
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