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Subject: Re: Futility Pruning off?

Author: Robert Hyatt

Date: 12:00:14 01/21/04

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On January 21, 2004 at 13:56:41, Dann Corbit wrote:

>On January 21, 2004 at 12:25:26, Bryan Hofmann wrote:
>
>>On January 21, 2004 at 05:02:37, Robert Allgeuer wrote:
>>
>>>On January 20, 2004 at 21:00:30, Dann Corbit wrote:
>>>
>>>>On January 20, 2004 at 20:38:21, Mike Byrne wrote:
>>>>
>>>>>On January 20, 2004 at 20:35:32, Mike Byrne wrote:
>>>>>
>>>>>>which options did you use for compling Crafty 19.9
>>>>>>
>>>>>>/DFUTILITY yes/no
>>>>>>
>>>>>>/DSINGULAR yes/no
>>>>>>
>>>>>>/DDETECTDRAW yes/no
>>>>>>
>>>>>>thanks,
>>>>>>
>>>>>>Mike
>>>>>
>>>>>I'm only asking because I use your version as a control version -- and my nodes
>>>>>for  a given position at a set depth s/b exactly the same...
>>>>
>>>>/Ox /Og /Ob2 /Oi /Ot /Oy /GT /GL /G6 /GA /D "NDEBUG" /D "WIN32" /D "_CONSOLE" /D
>>>>"WINDOWS" /D "EGTB6" /D "NT_i386" /D "FAST" /D "VC_INLINE_ASM" /D "TOXIC" /D
>>>>"DETECTDRAW" /D "EPD" /D "_MBCS" /GF /FD /MT /Zp16 /Gy /Fp"Release/crafty.pch"
>>>>/Fo".\Release/" /Fd".\Release/" /W4 /nologo /c /Gr
>>>
>>>Do I conclude correctly that futilty pruning is off? Is there a specific reason
>>>for that?
>>>
>>>Thanks
>>>Robert
>>
>>The FUTILITY code was removed from Crafty 19.9.
>
>Yes.  It was just too darn futile.

Also it intereacted with the singular extension code in horrible ways.  I have
yet to get a SE version I liked, but SE + FUTILITY was ugly to test and debug.



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