King danger: retire attacked-by-bishop defense

[stockfish] / src / evaluate.cpp

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index eb5719bdad01326d9d6cdbebf44afc3c9bdf32c7..4c876820d060e58862c6e132c6010cb2809585e5 100644 (file)
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -454,7 +454,6 @@ namespace {
                  +       mg_value(mobility[Them] - mobility[Us])
                  - 873 * !pos.count<QUEEN>(Them)
                  - 100 * bool(attackedBy[Us][KNIGHT] & attackedBy[Us][KING])
-                 -  35 * bool(attackedBy[Us][BISHOP] & attackedBy[Us][KING])
                  -   6 * mg_value(score) / 8
                  -   7;