From aca02d209b398e76a137364bbf5b2458348307d0 Mon Sep 17 00:00:00 2001
From: Yu Zeng <13041239@hdu.edu.cn>
Date: Tue, 19 Jan 2021 11:04:57 +0800
Subject: [PATCH] Fix compile error when use msvc 2019 (#754)

See https://devblogs.microsoft.com/cppblog/msvc-now-correctly-reports-__cplusplus/
---
 CMakeLists.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index b3a02386b..6b52b48e3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,6 +45,7 @@ if(MSVC)
     /wd4800
     /wd4068 # Disable unknown pragma warning
     /std:c++17
+    /Zc:__cplusplus
     $<$<CONFIG:Debug>:/FS>
   )
   # relink system libs