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Avoid an useless evaluate() call

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Now that we have position static score we don't
need to call evaluate() a second time.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2010-01-18 15:47:43 +01:00
parent b833c8247a
commit 0edad63b44
1 changed files with 1 additions and 1 deletions
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2
src/search.cpp
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@ -1457,7 +1457,7 @@ namespace {
// Go with internal iterative deepening if we don't have a TT move
if (UseIIDAtNonPVNodes && ttMove == MOVE_NONE && depth >= 8*OnePly &&
!isCheck && evaluate(pos, ei, threadID) >= beta - IIDMargin)
!isCheck && ss[ply].eval >= beta - IIDMargin)
{
search(pos, ss, beta, Min(depth/2, depth-2*OnePly), ply, false, threadID);
ttMove = ss[ply].pv[ply];