static_assert(Type != LEGAL, "Unsupported type in generate_all()");
- constexpr bool Checks = Type == QUIET_CHECKS; // Reduce template instantations
+ constexpr bool Checks = Type == QUIET_CHECKS; // Reduce template instantiations
Bitboard target, piecesToMove = pos.pieces(Us);
if(Type == QUIET_CHECKS)
/// <CAPTURES> Generates all pseudo-legal captures plus queen and checking knight promotions
-/// <QUIETS> Generates all pseudo-legal non-captures and underpromotions(except checking knight)
+/// <QUIETS> Generates all pseudo-legal non-captures and underpromotions (except checking knight)
/// <NON_EVASIONS> Generates all pseudo-legal captures and non-captures
///
/// Returns a pointer to the end of the move list.
template ExtMove* generate<NON_EVASIONS>(const Position&, ExtMove*);
-/// generate<QUIET_CHECKS> generates all pseudo-legal non-captures.
-/// Returns a pointer to the end of the move list.
+/// generate<QUIET_CHECKS> generates all pseudo-legal non-captures giving check,
+/// except castling. Returns a pointer to the end of the move list.
template<>
ExtMove* generate<QUIET_CHECKS>(const Position& pos, ExtMove* moveList) {
moveList = pos.checkers() ? generate<EVASIONS >(pos, moveList)
: generate<NON_EVASIONS>(pos, moveList);
while (cur != moveList)
- if ( (pinned || from_sq(*cur) == ksq || type_of(*cur) == EN_PASSANT)
+ if ( ((pinned && pinned & from_sq(*cur)) || from_sq(*cur) == ksq || type_of(*cur) == EN_PASSANT)
&& !pos.legal(*cur))
*cur = (--moveList)->move;
else