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Fix potential overflow

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This commit is contained in:
Joona Kiiski
2013-04-23 07:26:36 +01:00
parent 8df17204f4
commit 817ca1820b
1 changed files with 2 additions and 2 deletions
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4
src/search.cpp
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@@ -643,10 +643,10 @@ namespace {
&& !ss->skipNullMove
&& depth < 4 * ONE_PLY
&& !inCheck
&& eval - FutilityMargins[depth][(ss-1)->futMc] >= beta
&& eval - futility_margin(depth, (ss-1)->futMc) >= beta
&& abs(beta) < VALUE_MATE_IN_MAX_PLY
&& pos.non_pawn_material(pos.side_to_move()))
return eval - FutilityMargins[depth][(ss-1)->futMc];
return eval - futility_margin(depth, (ss-1)->futMc);
// Step 8. Null move search with verification search (is omitted in PV nodes)
if ( !PvNode