[PATCH] D16467: [libcxx] re.results.form: Format out-of-range subexpression references as null

[Duncan P. N. Exon Smith via cfe-commits]

Committed in r259682.

> On 2016-Feb-03, at 11:16, Marshall Clow <mclow.lists at gmail.com> wrote:
> 
> mclow.lists accepted this revision.
> mclow.lists added a comment.
> This revision is now accepted and ready to land.
> 
> LGTM
> 
> 
> http://reviews.llvm.org/D16467
> 
> 
>