Disable POPCNT support per default

[stockfish] / src / types.h

diff --git a/src/types.h b/src/types.h
index af5e2455dd1434d3c58cb9312f7d5337e13dde53..70e47079112833b0a3bdf2dce775df81ae1db6d2 100644 (file)
--- a/src/types.h
+++ b/src/types.h
@@ -62,7 +62,7 @@ typedef uint64_t Bitboard;
 #define IS_64BIT
 #endif
 
-#if defined(IS_64BIT) && (defined(__GNUC__) || defined(__INTEL_COMPILER))
+#if defined(IS_64BIT) && !defined(_WIN64) && (defined(__GNUC__) || defined(__INTEL_COMPILER))
 #define USE_BSFQ
 #endif