diff --git a/include/vectorwrapper/vectorwrapper.inl b/include/vectorwrapper/vectorwrapper.inl
index 5a29b9e..496e48b 100644
--- a/include/vectorwrapper/vectorwrapper.inl
+++ b/include/vectorwrapper/vectorwrapper.inl
@@ -176,7 +176,11 @@ namespace vwr {
 		template <typename V1, typename V2, size_type D>
 		inline Vec<V1>& assign (Vec<V1, D>& parLeft, const Vec<V2, D>& parRight) {
 			for (size_type z = 0; z < D; ++z) {
+#if defined(VWR_WITH_UNCASTED_ASSIGNMENT)
 				parLeft[z] = parRight[z];
+#else
+				parLeft[z] = static_cast<typename Vec<V1>::scalar_type>(parRight[z]);
+#endif
 			}
 			return parLeft;
 		}
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 3c91c52..1d96ca3 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -2,9 +2,6 @@ cmake_minimum_required(VERSION 2.6.4 FATAL_ERROR)
 
 include(CTest)
 
-set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -g -O0 -std=c++11")
-set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -std=c++11")
-
 add_subdirectory(gtest-1.7.0)
 set(GTEST_MAIN_CPP "${CMAKE_SOURCE_DIR}/gtest-1.7.0/src/gtest_main.cc")
 set(UNITTEST_DATA_DIR "${CMAKE_SOURCE_DIR}/../data")
@@ -12,6 +9,17 @@ set(UNITTEST_DATA_DIR "${CMAKE_SOURCE_DIR}/../data")
 include_directories(SYSTEM
 	gtest-1.7.0/include
 )
+
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0 -std=c++11")
+set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -std=c++11")
+
+add_definitions(
+	-Wall
+	-Wextra
+	-Wpedantic
+	-Wconversion
+)
+
 include_directories(../include)
 add_subdirectory(unit)
 add_subdirectory(unit_noconv)
diff --git a/test/unit/test_conversions.cpp b/test/unit/test_conversions.cpp
index 5bc9df0..36ac194 100644
--- a/test/unit/test_conversions.cpp
+++ b/test/unit/test_conversions.cpp
@@ -53,3 +53,12 @@ TEST(vwr, conversion) {
 		test_tvec3(p3.cast<tvec3>(), p3.x(), p3.y(), p3.z());
 	}
 }
+
+TEST(vwr, cast) {
+	using namespace vwr;
+
+	svec2 s(10.0f);
+	ivec2 i = static_cast<ivec2>(s);
+	EXPECT_EQ(i.x(), 10);
+	EXPECT_EQ(i.y(), 10);
+}