max_piece_type cleanup, and slight speed increase.

[stockfish] / src / evaluate.cpp

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index 8c70016e7067acd2ae55725d74683b92d3617f48..c915fbfaaad9b022fd700b36841894bd5179dcb2 100644 (file)
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -499,9 +499,11 @@ namespace {
 
     assert(target & (pos.pieces(C) ^ pos.pieces(C, KING)));
 
-    PieceType pt;
-    for (pt = QUEEN; !(target & pos.pieces(C, pt)); --pt) {}
-    return pt;
+    for (PieceType pt = QUEEN; pt > PAWN; --pt)
+        if (target & pos.pieces(C, pt))
+            return pt;
+
+    return PAWN;
   }