[Patch] Fix incorrect behavior of "[[=a=]]" in regex

[Tim Shen]

Committed.

Thanks!

On Wed, Oct 2, 2013 at 11:10 AM, Jonathan Wakely <jwakely.gcc@gmail.com> wrote:
> On 2 October 2013 15:26, Tim Shen wrote:
>> _BracketMatcher<>::_M_add_equivalence_class is misimplemented so I try
>> `git blame regex_compiler.h`...that's me!
>>
>> Booted and tested under -m32, -m64.
>
> This is OK to commit, thanks



-- 
Tim Shen