From 5d99c2b70395f5b4ac04a90af40c94c230e26988 Mon Sep 17 00:00:00 2001
From: pantor <lars.berscheid@online.de>
Date: Mon, 21 Jan 2019 19:01:23 +0100
Subject: [PATCH] ignore most warnings in appveyor

---
 CMakeLists.txt | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a96467a..f4bc002 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,12 +10,19 @@ option(COVERALLS "Generate coveralls data" OFF)
 
 
 set(CMAKE_CXX_STANDARD 17)
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR}/cmake)
 set(CMAKE_BUILD_TYPE Debug)
 # set(CMAKE_BUILD_TYPE Release)
 # set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3")
 
+if (CMAKE_COMPILER_IS_GNUCC)
+  set(CMAKE_CXX_FLAGS  "${CMAKE_CXX_FLAGS} -Wall")
+endif()
+
+if (MSVC)
+  set(CMAKE_CXX_FLAGS  "${CMAKE_CXX_FLAGS} /W4")
+endif()
+
 
 add_library(inja INTERFACE)
 target_include_directories(inja INTERFACE include)