- TT.store(pos, value_to_tt(bestValue, ply), d, MOVE_NONE, VALUE_TYPE_LOWER);
+ e = TT.store(pos, v, d, MOVE_NONE, VALUE_TYPE_LOWER);
+
+ assert(e && e == TT.retrieve(pos));
+ assert(!e->staticValue());
+
+ // If the just stored value happens to be equal to the static evaluation
+ // score then set the flag, so to avoid calling evaluation() next time we
+ // hit this position.
+ if (staticValue == v && !ei.futilityMargin)
+ e->setStaticValue();