[Patch] Regex comments

[Tim Shen]

Thank you for figuring out so many syntax errors, I'll be careful next time.

On Sun, Oct 27, 2013 at 5:38 PM, Jonathan Wakely <jwakely.gcc@gmail.com> wrote:
> +  // The order of which states needs to be recursively applied DFS matters,
> +  // depend on which greedy mode we use.
>
> I don't understand this sentence at all, sorry.  Can you explain it in
> other terms, and I'll try to suggest better phrasing?

+    // _M_alt branch is "match once more", while _M_next is "get me out
+    // of this quantifier". Executing _M_next first or _M_alt first don't
+    // mean the same thing, and we need to choose the correct order under
+    // given greedy mode.


-- 
Regards,
Tim Shen
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