kate/BadFish
1
0
Fork 0
mirror of https://github.com/sockspls/badfish synced 2025-07-13 04:29:15 +00:00
Code Issues Releases Wiki Activity

In non-PV IID don't call evaluate when in check

Browse source 
Was a long standing hidden bug from Glaurung times,
triggered only now that we enable IID at non PV nodes.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2009-12-15 12:07:23 +01:00
parent 14c3da5cad
commit 0d88b832e3
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/search.cpp
View file

@ -1435,7 +1435,7 @@ namespace {
// Go with internal iterative deepening if we don't have a TT move // Go with internal iterative deepening if we don't have a TT move
if (UseIIDAtNonPVNodes && ttMove == MOVE_NONE && depth >= 8*OnePly && if (UseIIDAtNonPVNodes && ttMove == MOVE_NONE && depth >= 8*OnePly &&
evaluate(pos, ei, threadID) >= beta - IIDMargin) !isCheck && evaluate(pos, ei, threadID) >= beta - IIDMargin)
{ {
search(pos, ss, beta, Min(depth/2, depth-2*OnePly), ply, false, threadID); search(pos, ss, beta, Min(depth/2, depth-2*OnePly), ply, false, threadID);
ttMove = ss[ply].pv[ply]; ttMove = ss[ply].pv[ply];