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Remove useless razoring condition

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STC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 20626 W: 3977 L: 3855 D: 12794

LTC:
LLR: 3.10 (-2.94,2.94) [-3.00,1.00]
Total: 87334 W: 13675 L: 13648 D: 60011

Retire also the now unused pawn_on_7th() helper.

bench: 8248166
This commit is contained in:
Marco Costalba
2015-06-30 13:50:59 +02:00
parent aa0dc16b75
commit b2edac7075
3 changed files with 3 additions and 9 deletions
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4
src/movepick.h
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@@ -32,7 +32,7 @@
/// The Stats struct stores moves statistics. According to the template parameter
/// the class can store History and Countermoves. History records how often
/// different moves have been successful or unsuccessful during the current search
/// and is used for reduction and move ordering decisions.
/// and is used for reduction and move ordering decisions.
/// Countermoves store the move that refute a previous one. Entries are stored
/// using only the moving piece and destination square, hence two moves with
/// different origin but same destination and piece will be considered identical.
@@ -54,7 +54,7 @@ struct Stats {
void update(Piece pc, Square to, Value v) {
if (abs(table[pc][to] + v) < Max)
table[pc][to] += v;
table[pc][to] += v;
}
private: