X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Ftypes.h;h=7c5776ab3baaad266c790e90efc60bf4a7280152;hp=eebd69e506c2cb19bd9f2390056dad41a2d383e1;hb=856a5f3aaaf8b9d53599963decacd4476b55c034;hpb=6fa6da3ee13d2b7bdbec3cd24ff8ca43233c74fb

diff --git a/src/types.h b/src/types.h
index eebd69e5..7c5776ab 100644
--- a/src/types.h
+++ b/src/types.h
@@ -33,22 +33,13 @@
 ///
 /// -DUSE_POPCNT  | Add runtime support for use of popcnt asm-instruction. Works
 ///               | only in 64-bit mode and requires hardware with popcnt support.
-///
-/// -DUSE_PEXT    | Add runtime support for use of pext asm-instruction. Works
-///               | only in 64-bit mode and requires hardware with pext support.
 
 #include <cassert>
 #include <cctype>
 #include <climits>
-#include <cstdint>
 #include <cstdlib>
 
-#if defined(_MSC_VER)
-// Disable some silly and noisy warning from MSVC compiler
-#pragma warning(disable: 4127) // Conditional expression is constant
-#pragma warning(disable: 4146) // Unary minus operator applied to unsigned type
-#pragma warning(disable: 4800) // Forcing value to bool 'true' or 'false'
-#endif
+#include "platform.h"
 
 /// Predefined macros hell:
 ///
@@ -180,7 +171,7 @@ enum Bound {
   BOUND_EXACT = BOUND_UPPER | BOUND_LOWER
 };
 
-enum Value : int {
+enum Value {
   VALUE_ZERO      = 0,
   VALUE_DRAW      = 0,
   VALUE_KNOWN_WIN = 10000,
@@ -191,6 +182,9 @@ enum Value : int {
   VALUE_MATE_IN_MAX_PLY  =  VALUE_MATE - 2 * MAX_PLY,
   VALUE_MATED_IN_MAX_PLY = -VALUE_MATE + 2 * MAX_PLY,
 
+  VALUE_ENSURE_INTEGER_SIZE_P = INT_MAX,
+  VALUE_ENSURE_INTEGER_SIZE_N = INT_MIN,
+
   PawnValueMg   = 198,   PawnValueEg   = 258,
   KnightValueMg = 817,   KnightValueEg = 846,
   BishopValueMg = 836,   BishopValueEg = 857,
@@ -261,10 +255,16 @@ enum Rank {
 };
 
 
-/// Score enum stores a middlegame and an endgame value in a single integer
-/// (enum). The least significant 16 bits are used to store the endgame value
-/// and the upper 16 bits are used to store the middlegame value.
-enum Score : int { SCORE_ZERO };
+/// Score enum stores a middlegame and an endgame value in a single integer.
+/// The least significant 16 bits are used to store the endgame value and
+/// the upper 16 bits are used to store the middlegame value. The compiler
+/// is free to choose the enum type as long as it can store the data, so we
+/// ensure that Score is an integer type by assigning some big int values.
+enum Score {
+  SCORE_ZERO,
+  SCORE_ENSURE_INTEGER_SIZE_P = INT_MAX,
+  SCORE_ENSURE_INTEGER_SIZE_N = INT_MIN
+};
 
 inline Score make_score(int mg, int eg) {
   return Score((mg << 16) + eg);
@@ -417,7 +417,7 @@ inline MoveType type_of(Move m) {
 }
 
 inline PieceType promotion_type(Move m) {
-  return PieceType(((m >> 12) & 3) + KNIGHT);
+  return PieceType(((m >> 12) & 3) + 2);
 }
 
 inline Move make_move(Square from, Square to) {