[Patch] Refactor regex executors

[Tim Shen]

On Fri, Oct 25, 2013 at 5:07 AM, Paolo Carlini <paolo.carlini@oracle.com> wrote:
> Ok. Are there measurable performance changes at this point? I'm asking
> because we should take the chance and add performance testcases when we
> improve the performance: later, unless somebody files a specific Bug report,
> we become lazy about those, I know that ;)

I do use another test case, but it's from Stackoverflow. I tend not to
include that; Howeverm I make a bfs version of the previous split.cc
testcase and it indeed reflect the optimization(in my machine, running
time from 294u to 194u).


-- 
Regards,
Tim Shen
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