From: Marco Costalba <mcostalba@gmail.com>
Date: Sat, 27 Jul 2013 09:34:15 +0000 (+0200)
Subject: Annotate an unlikely condition
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=d30dfc084c8601280bae2041fe781d93b099ce7b

Annotate an unlikely condition

No functional change.
---

diff --git a/src/position.cpp b/src/position.cpp
index f7a89e07..60d619be 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -652,7 +652,7 @@ bool Position::move_gives_check(Move m, const CheckInfo& ci) const {
       return true;
 
   // Discovery check ?
-  if (ci.dcCandidates && (ci.dcCandidates & from))
+  if (unlikely(ci.dcCandidates) && (ci.dcCandidates & from))
   {
       // For pawn and king moves we need to verify also direction
       if (   (pt != PAWN && pt != KING)