diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index b4b437480..2a2489e82 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -19,6 +19,7 @@ set(Magnum_SRCS
     Shader.cpp
     SizeTraits.cpp
     Texture.cpp
+    TypeTraits.cpp
 
     Trade/AbstractImporter.cpp
     Trade/Mesh.cpp
diff --git a/src/TypeTraits.cpp b/src/TypeTraits.cpp
new file mode 100644
index 000000000..0945f7b93
--- /dev/null
+++ b/src/TypeTraits.cpp
@@ -0,0 +1,31 @@
+/*
+    Copyright © 2010, 2011, 2012 Vladimír Vondruš <mosra@centrum.cz>
+
+    This file is part of Magnum.
+
+    Magnum is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License version 3
+    only, as published by the Free Software Foundation.
+
+    Magnum is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Lesser General Public License version 3 for more details.
+*/
+
+#include "TypeTraits.h"
+
+namespace Magnum {
+
+#ifndef DOXYGEN_GENERATING_OUTPUT
+static_assert(sizeof(GLubyte) == sizeof(unsigned char), "GLubyte is not the same as unsigned char");
+static_assert(sizeof(GLbyte) == sizeof(char), "GLbyte is not the same as char");
+static_assert(sizeof(GLushort) == sizeof(unsigned short), "GLushort is not the same as unsigned short");
+static_assert(sizeof(GLshort) == sizeof(short), "GLshort is not the same as short");
+static_assert(sizeof(GLuint) == sizeof(unsigned int), "GLuint is not the same as unsigned int");
+static_assert(sizeof(GLint) == sizeof(int), "GLint is not the same as int");
+static_assert(sizeof(GLfloat) == sizeof(float), "GLfloat is not the same as float");
+static_assert(sizeof(GLdouble) == sizeof(double), "GLdouble is not the same as double");
+#endif
+
+}
diff --git a/src/TypeTraits.h b/src/TypeTraits.h
index d82189641..53c71e0d3 100644
--- a/src/TypeTraits.h
+++ b/src/TypeTraits.h
@@ -81,7 +81,6 @@ template<class T> struct TypeTraits {};
 /** @todo Using Vector3 for textures? */
 
 #ifndef DOXYGEN_GENERATING_OUTPUT
-static_assert(sizeof(GLubyte) == sizeof(unsigned char), "GLubyte is not the same as unsigned char");
 template<> struct TypeTraits<GLubyte>: public Math::TypeTraits<unsigned char> {
     typedef GLubyte IndexType;
     typedef GLubyte TextureType;
@@ -91,7 +90,6 @@ template<> struct TypeTraits<GLubyte>: public Math::TypeTraits<unsigned char> {
     inline constexpr static size_t count() { return 1; }
 };
 
-static_assert(sizeof(GLbyte) == sizeof(char), "GLbyte is not the same as char");
 template<> struct TypeTraits<GLbyte>: public Math::TypeTraits<char> {
     /* Can not be used for indices */
     typedef GLbyte TextureType;
@@ -101,7 +99,6 @@ template<> struct TypeTraits<GLbyte>: public Math::TypeTraits<char> {
     inline constexpr static size_t count() { return 1; }
 };
 
-static_assert(sizeof(GLushort) == sizeof(unsigned short), "GLushort is not the same as unsigned short");
 template<> struct TypeTraits<GLushort>: public Math::TypeTraits<unsigned short> {
     typedef GLushort IndexType;
     typedef GLushort TextureType;
@@ -111,7 +108,6 @@ template<> struct TypeTraits<GLushort>: public Math::TypeTraits<unsigned short>
     inline constexpr static size_t count() { return 1; }
 };
 
-static_assert(sizeof(GLshort) == sizeof(short), "GLshort is not the same as short");
 template<> struct TypeTraits<GLshort>: public Math::TypeTraits<short> {
     /* Can not be used for indices */
     typedef GLshort TextureType;
@@ -121,7 +117,6 @@ template<> struct TypeTraits<GLshort>: public Math::TypeTraits<short> {
     inline constexpr static size_t count() { return 1; }
 };
 
-static_assert(sizeof(GLuint) == sizeof(unsigned int), "GLuint is not the same as unsigned int");
 template<> struct TypeTraits<GLuint>: public Math::TypeTraits<unsigned int> {
     typedef GLuint IndexType;
     typedef GLuint TextureType;
@@ -131,7 +126,6 @@ template<> struct TypeTraits<GLuint>: public Math::TypeTraits<unsigned int> {
     inline constexpr static size_t count() { return 1; }
 };
 
-static_assert(sizeof(GLint) == sizeof(int), "GLint is not the same as int");
 template<> struct TypeTraits<GLint>: public Math::TypeTraits<int> {
     /* Can not be used for indices */
     typedef GLint TextureType;
@@ -141,7 +135,6 @@ template<> struct TypeTraits<GLint>: public Math::TypeTraits<int> {
     inline constexpr static size_t count() { return 1; }
 };
 
-static_assert(sizeof(GLfloat) == sizeof(float), "GLfloat is not the same as float");
 template<> struct TypeTraits<GLfloat>: public Math::TypeTraits<float> {
     /* Can not be used for indices */
     typedef GLfloat TextureType;
@@ -151,7 +144,6 @@ template<> struct TypeTraits<GLfloat>: public Math::TypeTraits<float> {
     inline constexpr static size_t count() { return 1; }
 };
 
-static_assert(sizeof(GLdouble) == sizeof(double), "GLdouble is not the same as double");
 template<> struct TypeTraits<GLdouble>: public Math::TypeTraits<double> {
     /* Can not be used for indices */
     /* Can not be used for textures */