From 3e4df86ac02b21f206e64c17beea69285bc332a5 Mon Sep 17 00:00:00 2001
From: Trond H Emaus <trondhe@gmail.com>
Date: Sat, 28 Mar 2020 10:26:32 +0100
Subject: [PATCH] create MSVC_OPTIONS list only if compiler is msvc

---
 cmake/utils.cmake | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/cmake/utils.cmake b/cmake/utils.cmake
index bd6d3777..5581ef95 100644
--- a/cmake/utils.cmake
+++ b/cmake/utils.cmake
@@ -28,10 +28,13 @@ endfunction()
 
 # Turn on warnings on the given target
 function(spdlog_enable_warnings target_name)
-	list(APPEND MSVC_OPTIONS "/W3")
-	if(MSVC_VERSION GREATER  1900)  #Allow non fatal security wanrnings for msvc 2015
-		list(APPEND MSVC_OPTIONS "/WX")
+	if (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
+		list(APPEND MSVC_OPTIONS "/W3")
+		if(MSVC_VERSION GREATER  1900)  #Allow non fatal security wanrnings for msvc 2015
+			list(APPEND MSVC_OPTIONS "/WX")
+		endif()
 	endif()
+
     target_compile_options(${target_name} PRIVATE
         $<$<OR:$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:AppleClang>,$<CXX_COMPILER_ID:GNU>>:
             -Wall -Wextra -Wconversion -pedantic -Wfatal-errors>