From 2c0943ff623d5deb7a3278357ec40c1a9765cc11 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Tue, 19 Mar 2024 09:34:20 +0900
Subject: [PATCH] Fixiing compiler problem on Windows.

---
 src/map/if/acd/ac_wrapper.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/map/if/acd/ac_wrapper.h b/src/map/if/acd/ac_wrapper.h
index a39e9145d..a6e54b0a9 100644
--- a/src/map/if/acd/ac_wrapper.h
+++ b/src/map/if/acd/ac_wrapper.h
@@ -23,7 +23,8 @@
 #ifdef _MSC_VER
 #  include <intrin.h>
 #  define __builtin_popcount __popcnt
-#  define __builtin_popcountl __popcnt64
+//#  define __builtin_popcountl __popcnt64 // the compiler does not find __popcnt64
+#  define __builtin_popcountl __popcnt
 #endif
 
 #include "misc/util/abc_global.h"