libcxxabi PATCH for PR17221 - can't catch virtual base class when throwing NULL

[Howard Hinnant]

On Feb 5, 2014, at 2:21 PM, Marshall Clow <marshall at idio.com> wrote:

> Again, we have to treat NULL specially- who knew? ;-)
> More tests, too.
> 
> http://llvm.org/bugs/show_bug.cgi?id=17221
> 
> Thanks to Howard for the suggested fix.

I guess my thumbs up is implied then. :-)

Howard