First result reordering of promotion of pieces was Re: Obscure bug in sort.c? - sorting in general - Article 1712 - go-pugleaf

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Article #1712

First result reordering of promotion of pieces was Re: Obscure bug in sort.c? - sorting in general

#1712

From: Simon Waters
Date: Thu, 02 May 2002 18:13

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Simon Waters wrote:
> 
> ...Thus the code
> examines doomed promotions in the order N, B, R, Q (Cause that
> is how they are generated).

A preliminary change to generate promotions move in order QNRB
in genmove.c, solved one more endgame.epd problem with a 5%
reduction in nodes examined. 14/46 10577737.

This was a zero line change ;), just swap the lines around.

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From: Simon Waters <Simon@wretched.demon.co.uk>
Newsgroups: gnu.chess
Subject: First result reordering of promotion of pieces was Re: Obscure bug in 
 sort.c? - sorting in general
Date: Thu, 02 May 2002 19:13:55 +0100
Organization: Eighth Layer Limited
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