diff --git a/src/attack.c b/src/attack.c
index 6ef4618..8f258ea 100644
--- a/src/attack.c
+++ b/src/attack.c
@@ -117,16 +117,8 @@ bitboard_t sq_attackers(const pos_t *pos, const bitboard_t occ, const square_t s
     to =  pos->bb[c][PAWN];
     tmp = bb_pawns_attacks(sqbb, sq_up(opp)) & to;
     attackers |= tmp;
-    //to =  pos->bb[c][PAWN];
-    //tmp = pawn_shift_upleft(sqbb, opp) & to;
-    //attackers |= tmp;
 #   ifdef DEBUG_ATTACK_ATTACKERS
-    bb_print("att pawn upleft", tmp);
-#   endif
-    //tmp = pawn_shift_upright(sqbb, opp) & to;
-    //attackers |= tmp;
-#   ifdef DEBUG_ATTACK_ATTACKERS
-    bb_print("att pawn upright", tmp);
+    bb_print("att pawn", tmp);
 #   endif
 
     /* knight & king */
@@ -158,7 +150,6 @@ bitboard_t sq_attackers(const pos_t *pos, const bitboard_t occ, const square_t s
 #   ifdef DEBUG_ATTACK_ATTACKERS
     bb_print("att rook/queen", tmp);
     bb_print("ATTACKERS", attackers);
-    printf("attackers=%lx\n", attackers);
 #   endif
 
     return attackers;
diff --git a/src/move-gen.c b/src/move-gen.c
index ffeab3e..e6bef55 100644
--- a/src/move-gen.c
+++ b/src/move-gen.c
@@ -95,10 +95,10 @@ bool pseudo_is_legal(const pos_t *pos, const move_t move)
      * One case not handled anywhere else: when the two "disappearing" pawns
      * would discover a R/Q horizontal check.
      */
-    if (is_enpassant(move)) {
-        bitboard_t rank5 = bb_rel_rank(RANK_1, us);
+    if (unlikely(is_enpassant(move))) {
+        bitboard_t rank5 = bb_rel_rank(RANK_5, us);
 
-        if ((pos->bb[us][KING] & rank5)) {
+        if (unlikely((pos->bb[us][KING] & rank5))) {
             bitboard_t exclude = BIT(pos->en_passant - sq_up(us)) | BIT(from);
             bitboard_t rooks = (pos->bb[them][ROOK] | pos->bb[them][QUEEN]) & rank5;
 
diff --git a/test/perft-test.c b/test/perft-test.c
index 9a41d1f..ba771d4 100644
--- a/test/perft-test.c
+++ b/test/perft-test.c
@@ -226,13 +226,14 @@ static __unused void compare_moves(movelist_t *fish, movelist_t *me)
 
 static int usage(char *prg)
 {
-    fprintf(stderr, "Usage: %s [-d depth] [-p pertf-modules] -n\n", prg);
+    fprintf(stderr, "Usage: %s [-d depth] [-p pertf-modules] [-n][-v]\n", prg);
+    fprintf(stderr, "\t-d: depth, -p: 1-3, -n: no SF res check, -v: output moves\n");
     return 1;
 }
 
-int main(int __unused ac, __unused char**av)
+int main(int ac, char**av)
 {
-    int i = 0, test_line;
+    int test_line;
     u64 sf_count = 0, my_count;
     char *fen;
     pos_t *pos = NULL, *fenpos;
@@ -258,7 +259,7 @@ int main(int __unused ac, __unused char**av)
             case 'd':
                 depth = atoi(optarg);
                 break;
-            case 'p': /* 1 or 2 */
+            case 'p':                             /* 1 or 2 or 3 for both */
                 run = atoi(optarg);
                 break;
             case 'n':
@@ -369,10 +370,6 @@ int main(int __unused ac, __unused char**av)
             }
         }
         printf("\n");
-        // pos_del(savepos);
-        i++;
-        /* to run first test only */
-        // exit(0);
     }
     pos_del(pos);
     if (sf_run) {