Re: [gnugo-devel] Assertion failure in the semeai code.

[Gunnar Farneback]

Dan wrote:
> > The appended game crashed on NNGS with an assertion failure in the
> > semeai code. Apparently the semeai code and the optics code disagree
> > on whether compute_eyes_pessimistic() can return an 1122 eyevalue
> > without providing a move. (The owl code is fine with this.)
> 
> A slightly older version of GNU Go does not show this crash,
> so some recent change must bear on it.
> 
> The following patch prevents it. I'm running the regressions
> on it before adding it to the CVS.

Another crash on NNGS. Same problem at a different place in the code.

/Gunnar

(;GM[1]FF[4]
SZ[19]HA[4]KM[0.5]
PW[kit]WR[NR]
PB[GnuGo (GNU Go 3.3.16)]BR[10k*]
PC[NNGS]DT[2003-01-31]AP[gnugoclient:2.0]
AB[dd][pd][dp][pp]
;W[qf];B[nc];W[fc];B[cf];W[cn];B[fp];W[nq];B[pn];W[hq];B[go];W[cq]
;B[of];W[qc];B[fe];W[cc];B[hc];W[dc];B[kc];W[qq];B[qp];W[pq];B[qh]
;W[qd];B[qk];W[dj];B[cp];W[bp];B[bo];W[bq];B[bn];W[er];B[cm];W[jj]
;B[bj];W[gd];B[fj];W[hj];B[cd];W[hd];B[id];W[ie];B[jd];W[pj];B[nj]
;W[qj];B[oh];W[pk];B[ql];W[pg];B[ph];W[pc];B[fh];W[fk];B[gk];W[gj]
;B[gl];W[fi];B[fr];W[eq];B[fq];W[gr];B[es];W[ds];B[fs];W[bs];B[eh]
;W[ej];B[dr];W[dq];B[cs];W[cr];B[ds];W[ar];B[od];W[bi];B[ci];W[bk]
;B[cj];W[ck];B[bh];W[hm];B[io];W[jp];B[gm];W[hn];B[ho];W[gn];B[fn]
;W[fm];B[fl];W[em];B[el];W[en];B[fo];W[dm];B[dl];W[cl];B[bm];W[ep]
;B[eo];W[do];B[dk];W[hl];B[co];W[nk];B[mk];W[nl];B[nn];W[ml];B[lk]
;W[ll];B[kk];W[mj];B[mi];W[lj];B[kj];W[li];B[ki];W[lh];B[kh];W[lg]
;B[oj];W[pl];B[mh];W[kg];B[qm];W[jf];B[ih];W[gh];B[nf];W[rj];B[op]
;W[np];B[ln];W[mo];B[oq];W[or];B[ji];W[km];B[ij];W[ik];B[jk];W[hi]
;B[ii];W[jg];B[mn];W[kn];B[lo];W[lp];B[rk];W[rh];B[rg];W[rf];B[ri]
;W[gs];B[he];W[hf];B[ge];W[le];B[gb];W[fb];B[bc];W[bb];B[bd];W[ab]
;B[ob];W[gc];B[hb];W[pb];B[sf];W[se];B[sg];W[qg];B[sh];W[rd];B[rq]
;W[rr];B[rp];W[lc];B[lb];W[mc];B[mb];W[di];B[dh];W[ed];B[ee];W[sj]
;B[je];W[if]C[Program crashed.
game adjourned])