Re: [gnugo-devel] optics patch

[Gunnar Farneback]

Paul wrote (on January 2):
> this patch fixes ninestones:290 (one of the tests i've submitted
> recently). it has no other impact on regressions.
> 
> - evaluate_diagonal_intersection() tries additional moves to
>   defend a diagonal
> - does_secure() made global and moved to reading.c

It causes an assertion failure in the appended game.

/Gunnar

(;GM[1]FF[4]
SZ[19]HA[0]KM[0.5]
PW[kit]WR[NR]
PB[GnuGo (GNU Go 3.3.15)]BR[10k*]
PC[NNGS]DT[2003-01-27]AP[gnugoclient:2.0]
;B[pd];W[dd];B[dp];W[pq];B[qo];W[qm];B[oo];W[np];B[pm];W[pl];B[om]
;W[qn];B[po];W[rp];B[cf];W[ch];B[cc];W[cd];B[dc];W[ed];B[bd];W[be]
;B[bc];W[bf];B[fc];W[cn];B[ce];W[cg];B[ro];W[qp];B[ql];W[rl];B[qk]
;W[rk];B[qj];W[rj];B[qi];W[ri];B[rh];W[qh];B[rg];W[qg];B[qf];W[rf]
;B[re];W[rn];B[so];W[sn];B[ph];W[pg];B[og];W[pf];B[of];W[qe];B[pe]
;W[rd];B[qd];W[se];B[qf];W[qc];B[fq];W[jq];B[en];W[cq];B[el];W[dl]
;B[ek];W[dm];B[ob];W[em];B[re];W[ec];B[eb];W[qe];B[ee];W[fd];B[gc]
;W[gd];B[eg];W[hc];B[hd];W[hb];B[re];W[fb];B[da];W[qe];B[id];W[kc]
;B[re];W[pb];B[cp];W[bp];B[bo];W[bq];B[bn];W[co];B[bm];W[er];B[fm]
;W[dk];B[ln];W[jo];B[pc];W[rb]C[Program crashed.
game adjourned])