From 3268db0ae87bbec13976fc6ff42c998f0498b8d1 Mon Sep 17 00:00:00 2001
From: Scott Rankin <srankin@github.invalid>
Date: Tue, 5 Apr 2022 05:54:29 +0100
Subject: [PATCH] cmake: msvc: avoid having to use both preprocessor flags

https://github.com/warmcat/libwebsockets/issues/2600
---
 CMakeLists.txt | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c4cd2949c..d56ee920b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -849,7 +849,11 @@ if (MSVC)
 	# Fail the build if any warnings
 	add_compile_options(/W3 /WX)
 	# Unbreak MSVC broken preprocessor __VA_ARGS__ behaviour
-	add_compile_options(/Zc:preprocessor /experimental:preprocessor /wd5105)
+	if (MSVC_VERSION GREATER 1925)
+		add_compile_options(/Zc:preprocessor /wd5105)
+	else()
+		add_compile_options(/experimental:preprocessor /wd5105)
+	endif()
 endif(MSVC)
 
 if (MINGW)