From c4d30f3649fa835eb36e0e3ded045e3dd3d7305d Mon Sep 17 00:00:00 2001
From: tttak <tttak@users.noreply.github.com>
Date: Wed, 10 Jul 2019 01:26:39 +0900
Subject: [PATCH] =?UTF-8?q?set=5Ffrom=5Fpacked=5Fsfen()=E3=81=A7mirror?=
 =?UTF-8?q?=E3=82=92epSquare=E3=81=AB=E3=82=82=E9=81=A9=E7=94=A8=E3=81=99?=
 =?UTF-8?q?=E3=82=8B=E3=82=88=E3=81=86=E3=81=AB=E4=BF=AE=E6=AD=A3?=
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---
 src/extra/sfen_packer.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/extra/sfen_packer.cpp b/src/extra/sfen_packer.cpp
index 4d861a58..d56e808b 100644
--- a/src/extra/sfen_packer.cpp
+++ b/src/extra/sfen_packer.cpp
@@ -371,6 +371,9 @@ int Position::set_from_packed_sfen(const PackedSfen& sfen , StateInfo * si, Thre
   // En passant square. Ignore if no pawn capture is possible
   if (stream.read_one_bit()) {
     Square ep_square = static_cast<Square>(stream.read_n_bit(6));
+    if (mirror) {
+      ep_square = Mir(ep_square);
+    }
     st->epSquare = ep_square;
 
     if (!(attackers_to(st->epSquare) & pieces(sideToMove, PAWN))