Set warnings as errors for the generator, the samples, and the tests.

tests/CMakeLists.txt

@@ -24,6 +24,12 @@ if (NOT (TESTS_BUILD_ONLY_DYNAMIC AND TESTS_BUILD_WITH_LOCAL_VULKAN_HPP))
   find_package(Vulkan REQUIRED)
 endif()
 
+if(MSVC)
+  add_compile_options(/W4 /WX /permissive-)
+else(MSVC)
+  add_compile_options(-Wall -Wextra -pedantic -Werror)
+endif(MSVC)
+
 if (WIN32)
   add_definitions(-DNOMINMAX -DVK_USE_PLATFORM_WIN32_KHR)
 elseif(UNIX)

tests/DeviceFunctions/DeviceFunctions.cpp

@@ -15,6 +15,15 @@
 // VulkanHpp Samples : DeviceFunctions
 //                     Compile test on device functions
 
+// ignore warning 4189: local variable is initialized but not referenced
+#if defined( _MSC_VER )
+#  pragma warning( disable : 4189 )
+#elif defined( __GNUC__ )
+#  pragma GCC diagnostic ignored "-Wunused-variable"
+#else
+// unknow compiler... just ignore the warnings for yourselves ;)
+#endif
+
 #include "vulkan/vulkan.hpp"
 
 #include <iostream>

tests/StructureChain/StructureChain.cpp

@@ -15,6 +15,15 @@
 // VulkanHpp Tests : StructureChain
 //                   Compile-test for StructureChains
 
+// ignore warning 4189: local variable is initialized but not referenced
+#if defined( _MSC_VER )
+#  pragma warning( disable : 4189 )
+#elif defined( __GNUC__ )
+#  pragma GCC diagnostic ignored "-Wunused-variable"
+#else
+// unknow compiler... just ignore the warnings for yourselves ;)
+#endif
+
 #define VULKAN_HPP_DISPATCH_LOADER_DYNAMIC 1
 
 #include "vulkan/vulkan.hpp"
@@ -24,14 +33,6 @@
 static char const * AppName    = "StructureChain";
 static char const * EngineName = "Vulkan.hpp";
 
-#if defined( _MSC_VER )
-#  pragma warning( disable : 4189 )
-#elif defined( __GNUC__ )
-#  pragma GCC diagnostic ignored "-Wunused-variable"
-#else
-// unknow compiler... just ignore the warnings for yourselves ;)
-#endif
-
 VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE
 
 template <typename T>