Re: [gnugo-devel] bug report

[nando]

Hi,

And thanks for the report Dave.

At first sight, it looks like an incorrect "stackp == 0" assumption around
http://trac.gnugo.org/gnugo/browser/engine/combination.c#L576

I don't know if the problem is already known. We will look into it.

Thanks again.

-- nando

On 6/10/07, address@hidden <address@hidden> wrote:
> Hello,
>
>      When I load the sgf file, below, and prompt gnugo 3.7.10 to play for
> black, I get this error (also below) and a request to send a bug report. It
> seems to be repeatable.
>
> Regards,
> Dave Hillis
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> (;GM[1]FF[4]SZ[9]KM[7.5]HA[0]RU[Chinese]
> ;B[ee];W[cg];B[fg];W[gc];B[ec];W[ge];B[ce];W[gg];B[dg];W[ff];B[ch];W[bh];B[cf];W[bg];B[eh];W[bf];B[be];W[ef];B[gh];W[df];B[eg];W[ci];B[dh];W[de];B[hg];W[dd];B[bc];W[cc];B[bd];W[bb];B[ab];W[cb];B[bi];W[he];B[di];W[fc];B[ac];W[gf];B[hf];W[ai];B[ah];W[eb];B[hh];W[hd];B[ie];W[id];B[if];W[af];B[ba];W[ca])
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> black(1): load xgin.txt
>     White (O) has captured 0 pieces
>     Black (X) has captured 2 pieces
>     A B C D E F G H J        Last move: White C9
>   9 . X(O). . . . . . 9
>   8 X O O . O . . . . 8
>   7 X X O . X O O . . 7
>   6 . X . O . . . O O 6
>   5 . X X O X . O O X 5
>   4 O O X O O O O X X 4
>   3 . O O X X X O X . 3
>   2 X O X X X . X X . 2
>   1 . X . X . . . . . 1
>     A B C D E F G H J
> black(51): playblack
>
> ***assertion failure:
> board.c:2727 - ON_BOARD1(pos) near PASS***
> B:A3
>    A B C D E F G H J
>  9 . X O . . . . . . 9
>  8 X O O . O . . . . 8
>  7 X X O . X O O . . 7
>  6 . X . O . . . O O 6
>  5 . X X O X . O O X 5
>  4 O O X O O O O X X 4
>  3 X O O X X X O X . 3
>  2 X O X X X . X X . 2     WHITE (O) has captured 0 stones
>  1 . X . X . . . . . 1     BLACK (X) has captured 2 stones
>    A B C D E F G H J
> (;GM[1]FF[4]SZ[9]KM[7.5]HA[0]GN[GNU Go 3.7.10 stepped on a bug]
> ;B[ee];W[cg];B[fg];W[gc];B[ec];W[ge];B[ce];W[gg];B[dg];W[ff];B[ch];W[bh]
> ;B[cf];W[bg];B[eh];W[bf];B[be];W[ef];B[gh];W[df];B[eg];W[ci];B[dh];W[de]
> ;B[hg];W[dd];B[bc];W[cc];B[bd];W[bb];B[ab];W[cb];B[bi];W[he];B[di];W[fc]
> ;B[ac];W[gf];B[hf];W[ai];B[ah];W[eb];B[hh];W[hd];B[ie];W[id];B[if];W[af]
> ;B[ba];W[ca]
> )
> gnugo 3.7.10 (seed 1181499617): You stepped on a bug.
> Please mail this message, including the debug output above, to address@hidden
>
> This application has requested the Runtime to terminate it in an unusual
> way.
> Please contact the application's support team for more information.
> C:\Documents and Settings\dave\My Documents\Visual Studio
> Projects\ants\Release>
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