From 1d23665bd4f875b302125341710f2416d5742803 Mon Sep 17 00:00:00 2001
From: Howard Hinnant <howard.hinnant@gmail.com>
Date: Sat, 28 Nov 2015 12:45:27 -0500
Subject: [PATCH] Change __int128 protection.

---
 date.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/date.h b/date.h
index c9eda8a..71ff53b 100644
--- a/date.h
+++ b/date.h
@@ -811,7 +811,7 @@ struct choose_trunc_type
                      <
                          digits < 64,
                          std::int64_t,
-#ifndef _MSC_VER
+#ifdef __SIZEOF_INT128__
                          __int128
 #else
                          std::int64_t