X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fposition.cpp;h=66890a5f5e2224473d81f4a20d6ab3b8b0937814;hb=939b621e5c67e9ef89b409fd773d38058341906c;hp=bed08ebad00865a1cbe4c67347552ed4872e8196;hpb=a44c5cf4f77b05a0385c127b7c26cf086a73120e;p=stockfish

diff --git a/src/position.cpp b/src/position.cpp
index bed08eba..66890a5f 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -100,6 +100,8 @@ CheckInfo::CheckInfo(const Position& pos) {
 void Position::copy(const Position& pos, int th) {
 
   memcpy(this, &pos, sizeof(Position));
+  startState = *st;
+  st = &startState;
   threadID = th;
   nodes = 0;