From 25cd0342c484a00f6a03e7d92aa37feeb2b5791d Mon Sep 17 00:00:00 2001
From: Andrew Strelsky <ajs222@njit.edu>
Date: Sat, 18 Sep 2021 08:26:39 -0400
Subject: [PATCH] Fix "Unknown C standard control flag" warning

---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5df2ff3fa6..870d0ebddc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -135,7 +135,7 @@ endif()
 # boost asio's concept usage doesn't play nicely with some compilers yet.
 add_definitions(-DBOOST_ASIO_DISABLE_CONCEPTS)
 if (MSVC)
-    add_compile_options(/std:c++latest)
+    add_compile_options($<$<COMPILE_LANGUAGE:CXX>:/std:c++latest>)
 
     # cubeb and boost still make use of deprecated result_of.
     add_definitions(-D_HAS_DEPRECATED_RESULT_OF)