From 68c842ca84bd09fd5bbb7dc49efe70f741de5eb6 Mon Sep 17 00:00:00 2001
From: Axel Kohlmeyer <akohlmey@gmail.com>
Date: Tue, 7 Sep 2021 00:59:51 -0400
Subject: [PATCH] workaround for MSVC insanity

---
 cmake/CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 06297ca919..f7bd935a20 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -90,6 +90,10 @@ endif()
 set(CMAKE_CXX_STANDARD 11)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF CACHE BOOL "Use compiler extensions")
+# ugly hack for MSVC which by default always reports an old C++ standard in the __cplusplus macro
+if(MSVC)
+  add_compile_options(/Zc:__cplusplus)
+endif()
 
 # export all symbols when building a .dll file on windows
 if((CMAKE_SYSTEM_NAME STREQUAL "Windows") AND BUILD_SHARED_LIBS)