diff --git a/glm/ext.hpp b/glm/ext.hpp
index ad15ba5c..5e34faa8 100644
--- a/glm/ext.hpp
+++ b/glm/ext.hpp
@@ -13,7 +13,7 @@
 #if(defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_EXT_INCLUDED_DISPLAYED))
 #	define GLM_MESSAGE_EXT_INCLUDED_DISPLAYED
 #	pragma message("GLM: All extensions included (not recommanded)")
-#endif//GLM_MESSAGE
+#endif//GLM_MESSAGES
 
 #include "./gtc/half_float.hpp"
 #include "./gtc/matrix_access.hpp"
diff --git a/glm/gtc/half_float.hpp b/glm/gtc/half_float.hpp
index e9ec7576..deee0154 100644
--- a/glm/gtc/half_float.hpp
+++ b/glm/gtc/half_float.hpp
@@ -13,6 +13,10 @@
 // Dependency:
 #include "../glm.hpp"
 
+#if(!defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_half_float extension included")
+#endif
+
 namespace glm
 {
 	namespace test{
diff --git a/glm/gtc/matrix_access.hpp b/glm/gtc/matrix_access.hpp
index 6a459652..720cb5c3 100644
--- a/glm/gtc/matrix_access.hpp
+++ b/glm/gtc/matrix_access.hpp
@@ -16,6 +16,10 @@
 // Dependency:
 #include "../glm.hpp"
 
+#if(!defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_matrix_access extension included")
+#endif
+
 namespace glm{
 namespace gtc{
 //! GLM_GTC_matrix_access extension: Set a column or a row of a matrix
diff --git a/glm/gtc/matrix_inverse.hpp b/glm/gtc/matrix_inverse.hpp
index 081badde..fea7f6b7 100644
--- a/glm/gtc/matrix_inverse.hpp
+++ b/glm/gtc/matrix_inverse.hpp
@@ -16,6 +16,10 @@
 // Dependency:
 #include "../glm.hpp"
 
+#if(!defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_matrix_inverse extension included")
+#endif
+
 namespace glm{
 namespace gtc{
 //! GLM_GTC_matrix_inverse extension: Inverse matrix functions
diff --git a/glm/gtc/matrix_transform.hpp b/glm/gtc/matrix_transform.hpp
index bd8682d6..38afec8c 100644
--- a/glm/gtc/matrix_transform.hpp
+++ b/glm/gtc/matrix_transform.hpp
@@ -17,6 +17,10 @@
 // Dependency:
 #include "../glm.hpp"
 
+#if(!defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_matrix_transform extension included")
+#endif
+
 namespace glm
 {
 	namespace test{
diff --git a/glm/gtc/quaternion.hpp b/glm/gtc/quaternion.hpp
index 8bd37748..a154cbe4 100644
--- a/glm/gtc/quaternion.hpp
+++ b/glm/gtc/quaternion.hpp
@@ -22,6 +22,10 @@
 #include "../glm.hpp"
 #include "../gtc/half_float.hpp"
 
+#if(!defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_quaternion extension included")
+#endif
+
 namespace glm
 {
 	namespace test{
diff --git a/glm/gtc/swizzle.hpp b/glm/gtc/swizzle.hpp
index 9cc89d0e..6d92aab8 100644
--- a/glm/gtc/swizzle.hpp
+++ b/glm/gtc/swizzle.hpp
@@ -17,6 +17,10 @@
 #include "../glm.hpp"
 #include "../gtc/type_precision.hpp"
 
+#if(!defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_swizzle extension included")
+#endif
+
 namespace glm
 {
 	namespace test{
diff --git a/glm/gtc/type_precision.hpp b/glm/gtc/type_precision.hpp
index 0e5b0032..e9df0386 100644
--- a/glm/gtc/type_precision.hpp
+++ b/glm/gtc/type_precision.hpp
@@ -20,6 +20,10 @@
 #include "../gtc/half_float.hpp"
 #include "../gtc/quaternion.hpp"
 
+#if(!defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_type_precision extension included")
+#endif
+
 namespace glm
 {
 	namespace test{
diff --git a/glm/gtc/type_ptr.hpp b/glm/gtc/type_ptr.hpp
index 1286261d..dea3ba41 100644
--- a/glm/gtc/type_ptr.hpp
+++ b/glm/gtc/type_ptr.hpp
@@ -16,6 +16,10 @@
 // Dependency:
 #include "../glm.hpp"
 
+#if(!defined(glm_ext))
+#	pragma message("GLM: GLM_GTC_type_ptr extension included")
+#endif
+
 namespace glm
 {
 	namespace test{
diff --git a/test/gtc/gtc-swizzle.cpp b/test/gtc/gtc-swizzle.cpp
index d79ba8f5..e1a99c17 100644
--- a/test/gtc/gtc-swizzle.cpp
+++ b/test/gtc/gtc-swizzle.cpp
@@ -7,7 +7,7 @@
 // File    : test/gtx/simd-mat4.cpp
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
-#define GLM_INSTRUCTION_SET GLM_PLATFORM_SSE3 | GLM_PLATFORM_SSE2
+#define GLM_MESSAGES
 #include <glm/glm.hpp>
 #include <glm/gtc/swizzle.hpp>