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Fri Oct 14 17:07:12 CEST 2011 · https://mail.python.org/pipermail/python-dev/2011-October/114081.html

Hi Antoine,

> changeset:   701b2e0e6f3f
> user:        Antoine Pitrou <solipsis at pitrou.net>
> date:        Thu Oct 13 18:07:37 2011 +0200
> summary:
>   Add a comment explaining this heuristic.
> 
> diff --git a/Objects/stringlib/fastsearch.h b/Objects/stringlib/fastsearch.h
> --- a/Objects/stringlib/fastsearch.h
> +++ b/Objects/stringlib/fastsearch.h
> @@ -115,6 +115,9 @@
>              unsigned char needle;
>              needle = p[0] & 0xff;
>  #if STRINGLIB_SIZEOF_CHAR > 1
> +            /* If looking for a multiple of 256, we'd have two
> +               many false positives looking for the '\0' byte in UCS2
> +               and UCS4 representations. */

I guess this should read “too many”, not “two”.

Cheers

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Add a comment explaining this heuristic.