diff --git a/glm/gtx/associated_min_max.hpp b/glm/gtx/associated_min_max.hpp
index 1042c13e4..c4a695e44 100644
--- a/glm/gtx/associated_min_max.hpp
+++ b/glm/gtx/associated_min_max.hpp
@@ -16,12 +16,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GTX_associated_min_max is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_associated_min_max extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_associated_min_max is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_associated_min_max extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/bit.hpp b/glm/gtx/bit.hpp
index 31a7c0698..f6b608c31 100644
--- a/glm/gtx/bit.hpp
+++ b/glm/gtx/bit.hpp
@@ -15,12 +15,12 @@
 // Dependencies
 #include "../gtc/bitfield.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_bit is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_bit extension is deprecated, include GLM_GTC_bitfield and GLM_GTC_integer instead")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_bit is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_bit extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/closest_point.hpp b/glm/gtx/closest_point.hpp
index d257bdc1f..ae145f5fa 100644
--- a/glm/gtx/closest_point.hpp
+++ b/glm/gtx/closest_point.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_closest_point is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_closest_point extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_closest_point is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_closest_point extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/color_space.hpp b/glm/gtx/color_space.hpp
index edc959ad7..09afdc09a 100644
--- a/glm/gtx/color_space.hpp
+++ b/glm/gtx/color_space.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_color_space is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_color_space extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_color_space is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_color_space extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/color_space_YCoCg.hpp b/glm/gtx/color_space_YCoCg.hpp
index fd9069e08..ec405d645 100644
--- a/glm/gtx/color_space_YCoCg.hpp
+++ b/glm/gtx/color_space_YCoCg.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_color_space_YCoCg is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_color_space_YCoCg extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_color_space_YCoCg is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_color_space_YCoCg extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/common.hpp b/glm/gtx/common.hpp
index c36f850e0..de999efbe 100644
--- a/glm/gtx/common.hpp
+++ b/glm/gtx/common.hpp
@@ -18,12 +18,12 @@
 #include "../vec4.hpp"
 #include "../gtc/vec1.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_common is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_common extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_common is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_common extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/compatibility.hpp b/glm/gtx/compatibility.hpp
index 311471039..98a47a796 100644
--- a/glm/gtx/compatibility.hpp
+++ b/glm/gtx/compatibility.hpp
@@ -16,12 +16,12 @@
 #include "../glm.hpp"
 #include "../gtc/quaternion.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_compatibility is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_compatibility extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_compatibility is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_compatibility extension included")
+#	endif
 #endif
 
 #if GLM_COMPILER & GLM_COMPILER_VC
diff --git a/glm/gtx/component_wise.hpp b/glm/gtx/component_wise.hpp
index 717ae82c0..7ebfc840d 100644
--- a/glm/gtx/component_wise.hpp
+++ b/glm/gtx/component_wise.hpp
@@ -18,12 +18,12 @@
 #include "../detail/setup.hpp"
 #include "../detail/qualifier.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_component_wise is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_component_wise extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_component_wise is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_component_wise extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/dual_quaternion.hpp b/glm/gtx/dual_quaternion.hpp
index 1732b7dc0..d3d995566 100644
--- a/glm/gtx/dual_quaternion.hpp
+++ b/glm/gtx/dual_quaternion.hpp
@@ -20,12 +20,12 @@
 #include "../gtc/constants.hpp"
 #include "../gtc/quaternion.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_dual_quaternion is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_dual_quaternion extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_dual_quaternion is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_dual_quaternion extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/easing.hpp b/glm/gtx/easing.hpp
index eec96c4bc..fa9541866 100644
--- a/glm/gtx/easing.hpp
+++ b/glm/gtx/easing.hpp
@@ -21,12 +21,12 @@
 #include "../gtc/constants.hpp"
 #include "../detail/qualifier.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_easing is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_easing extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_easing is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_easing extension included")
+#	endif
 #endif
 
 namespace glm{
diff --git a/glm/gtx/euler_angles.hpp b/glm/gtx/euler_angles.hpp
index 17eb84149..35a15316c 100644
--- a/glm/gtx/euler_angles.hpp
+++ b/glm/gtx/euler_angles.hpp
@@ -18,12 +18,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_euler_angles is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_euler_angles extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_euler_angles is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_euler_angles extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/extend.hpp b/glm/gtx/extend.hpp
index 914d40728..a69faf4a6 100644
--- a/glm/gtx/extend.hpp
+++ b/glm/gtx/extend.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_extend is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_extend extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_extend is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_extend extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/extended_min_max.hpp b/glm/gtx/extended_min_max.hpp
index 26802c320..5b328dd81 100644
--- a/glm/gtx/extended_min_max.hpp
+++ b/glm/gtx/extended_min_max.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_extented_min_max is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_extented_min_max extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_extented_min_max is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_extented_min_max extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/fast_exponential.hpp b/glm/gtx/fast_exponential.hpp
index 64e68ac22..450b1a641 100644
--- a/glm/gtx/fast_exponential.hpp
+++ b/glm/gtx/fast_exponential.hpp
@@ -16,12 +16,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_fast_exponential is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_fast_exponential extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_fast_exponential is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_fast_exponential extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/fast_square_root.hpp b/glm/gtx/fast_square_root.hpp
index 275ac11af..2b24d85c7 100644
--- a/glm/gtx/fast_square_root.hpp
+++ b/glm/gtx/fast_square_root.hpp
@@ -19,12 +19,12 @@
 #include "../exponential.hpp"
 #include "../geometric.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_fast_square_root is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_fast_square_root extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_fast_square_root is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_fast_square_root extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/fast_trigonometry.hpp b/glm/gtx/fast_trigonometry.hpp
index c49dd7d87..cead03d4e 100644
--- a/glm/gtx/fast_trigonometry.hpp
+++ b/glm/gtx/fast_trigonometry.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../gtc/constants.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_fast_trigonometry is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_fast_trigonometry extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_fast_trigonometry is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_fast_trigonometry extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/gradient_paint.hpp b/glm/gtx/gradient_paint.hpp
index 2749c080a..41345204c 100644
--- a/glm/gtx/gradient_paint.hpp
+++ b/glm/gtx/gradient_paint.hpp
@@ -17,12 +17,12 @@
 #include "../glm.hpp"
 #include "../gtx/optimum_pow.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_gradient_paint is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_gradient_paint extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_gradient_paint is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_gradient_paint extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/handed_coordinate_space.hpp b/glm/gtx/handed_coordinate_space.hpp
index d47230fc8..9e396a8c3 100644
--- a/glm/gtx/handed_coordinate_space.hpp
+++ b/glm/gtx/handed_coordinate_space.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_handed_coordinate_space is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_handed_coordinate_space extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_handed_coordinate_space is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_handed_coordinate_space extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/hash.hpp b/glm/gtx/hash.hpp
index 3196be7ef..2ab07495c 100644
--- a/glm/gtx/hash.hpp
+++ b/glm/gtx/hash.hpp
@@ -12,8 +12,12 @@
 
 #pragma once
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_hash is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
+#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_hash is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_hash extension included")
+#	endif
 #endif
 
 #include <functional>
diff --git a/glm/gtx/integer.hpp b/glm/gtx/integer.hpp
index 338a03559..8b79f51e0 100644
--- a/glm/gtx/integer.hpp
+++ b/glm/gtx/integer.hpp
@@ -16,12 +16,12 @@
 #include "../glm.hpp"
 #include "../gtc/integer.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_integer is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_integer extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_integer is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_integer extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/intersect.hpp b/glm/gtx/intersect.hpp
index 8caa17e49..04e16f686 100644
--- a/glm/gtx/intersect.hpp
+++ b/glm/gtx/intersect.hpp
@@ -21,12 +21,12 @@
 #include "../gtx/closest_point.hpp"
 #include "../gtx/vector_query.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_closest_point is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_closest_point extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_closest_point is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_closest_point extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/io.hpp b/glm/gtx/io.hpp
index c24764498..e5c483373 100644
--- a/glm/gtx/io.hpp
+++ b/glm/gtx/io.hpp
@@ -23,12 +23,12 @@
 #include "../glm.hpp"
 #include "../gtx/quaternion.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_io is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-# pragma message("GLM: GLM_GTX_io extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_io is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_io extension included")
+#	endif
 #endif
 
 #include <iosfwd>  // std::basic_ostream<> (fwd)
diff --git a/glm/gtx/log_base.hpp b/glm/gtx/log_base.hpp
index 6e8e1f8e1..849366611 100644
--- a/glm/gtx/log_base.hpp
+++ b/glm/gtx/log_base.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_log_base is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_log_base extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_log_base is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_log_base extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/matrix_cross_product.hpp b/glm/gtx/matrix_cross_product.hpp
index 6feb4f129..65f7bf1bf 100644
--- a/glm/gtx/matrix_cross_product.hpp
+++ b/glm/gtx/matrix_cross_product.hpp
@@ -16,12 +16,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_matrix_cross_product is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_matrix_cross_product extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_matrix_cross_product is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_matrix_cross_product extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/matrix_decompose.hpp b/glm/gtx/matrix_decompose.hpp
index bf75b93a2..be255f659 100644
--- a/glm/gtx/matrix_decompose.hpp
+++ b/glm/gtx/matrix_decompose.hpp
@@ -20,12 +20,12 @@
 #include "../gtc/quaternion.hpp"
 #include "../gtc/matrix_transform.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_matrix_decompose is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_matrix_decompose extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_matrix_decompose is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_matrix_decompose extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/matrix_factorisation.hpp b/glm/gtx/matrix_factorisation.hpp
index 109eb6431..a55480024 100644
--- a/glm/gtx/matrix_factorisation.hpp
+++ b/glm/gtx/matrix_factorisation.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_matrix_factorisation is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_matrix_factorisation extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_matrix_factorisation is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_matrix_factorisation extension included")
+#	endif
 #endif
 
 /*
diff --git a/glm/gtx/matrix_interpolation.hpp b/glm/gtx/matrix_interpolation.hpp
index da76df023..7c8a414fa 100644
--- a/glm/gtx/matrix_interpolation.hpp
+++ b/glm/gtx/matrix_interpolation.hpp
@@ -16,12 +16,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_matrix_interpolation is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_matrix_interpolation extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_matrix_interpolation is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_matrix_interpolation extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/matrix_major_storage.hpp b/glm/gtx/matrix_major_storage.hpp
index d3020f7d0..220b795c6 100644
--- a/glm/gtx/matrix_major_storage.hpp
+++ b/glm/gtx/matrix_major_storage.hpp
@@ -16,12 +16,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_matrix_major_storage is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_matrix_major_storage extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_matrix_major_storage is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_matrix_major_storage extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/matrix_operation.hpp b/glm/gtx/matrix_operation.hpp
index 976177830..a96408e39 100644
--- a/glm/gtx/matrix_operation.hpp
+++ b/glm/gtx/matrix_operation.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_matrix_operation is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_matrix_operation extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_matrix_operation is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_matrix_operation extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/matrix_query.hpp b/glm/gtx/matrix_query.hpp
index 4a3f72f2f..0f6132607 100644
--- a/glm/gtx/matrix_query.hpp
+++ b/glm/gtx/matrix_query.hpp
@@ -18,12 +18,12 @@
 #include "../gtx/vector_query.hpp"
 #include <limits>
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_matrix_query is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_matrix_query extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_matrix_query is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_matrix_query extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/matrix_transform_2d.hpp b/glm/gtx/matrix_transform_2d.hpp
index af4cde8ab..02d9539c5 100644
--- a/glm/gtx/matrix_transform_2d.hpp
+++ b/glm/gtx/matrix_transform_2d.hpp
@@ -17,12 +17,12 @@
 #include "../mat3x3.hpp"
 #include "../vec2.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_matrix_transform_2d is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_matrix_transform_2d extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_matrix_transform_2d is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_matrix_transform_2d extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/mixed_product.hpp b/glm/gtx/mixed_product.hpp
index 50e5d25c7..0514e3632 100644
--- a/glm/gtx/mixed_product.hpp
+++ b/glm/gtx/mixed_product.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_mixed_product is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_mixed_product extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_mixed_product is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_mixed_product extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/norm.hpp b/glm/gtx/norm.hpp
index 8ea0cca31..7c52c93a6 100644
--- a/glm/gtx/norm.hpp
+++ b/glm/gtx/norm.hpp
@@ -17,12 +17,12 @@
 #include "../geometric.hpp"
 #include "../gtx/quaternion.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_norm is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_norm extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_norm is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_norm extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/normal.hpp b/glm/gtx/normal.hpp
index 1089d8757..c6e216df2 100644
--- a/glm/gtx/normal.hpp
+++ b/glm/gtx/normal.hpp
@@ -16,12 +16,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_normal is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_normal extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_normal is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_normal extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/normalize_dot.hpp b/glm/gtx/normalize_dot.hpp
index 1cb02020b..ebc58a8c8 100644
--- a/glm/gtx/normalize_dot.hpp
+++ b/glm/gtx/normalize_dot.hpp
@@ -16,12 +16,12 @@
 // Dependency:
 #include "../gtx/fast_square_root.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_normalize_dot is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_normalize_dot extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_normalize_dot is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_normalize_dot extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/number_precision.hpp b/glm/gtx/number_precision.hpp
index 88064e624..8dec706bd 100644
--- a/glm/gtx/number_precision.hpp
+++ b/glm/gtx/number_precision.hpp
@@ -18,12 +18,12 @@
 #include "../glm.hpp"
 #include "../gtc/type_precision.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_number_precision is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_number_precision extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_number_precision is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_number_precision extension included")
+#	endif
 #endif
 
 namespace glm{
diff --git a/glm/gtx/optimum_pow.hpp b/glm/gtx/optimum_pow.hpp
index cb068ccfd..17953452b 100644
--- a/glm/gtx/optimum_pow.hpp
+++ b/glm/gtx/optimum_pow.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_optimum_pow is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_optimum_pow extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_optimum_pow is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_optimum_pow extension included")
+#	endif
 #endif
 
 namespace glm{
diff --git a/glm/gtx/orthonormalize.hpp b/glm/gtx/orthonormalize.hpp
index 47b10c664..785f58ed5 100644
--- a/glm/gtx/orthonormalize.hpp
+++ b/glm/gtx/orthonormalize.hpp
@@ -18,12 +18,12 @@
 #include "../mat3x3.hpp"
 #include "../geometric.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_orthonormalize is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_orthonormalize extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_orthonormalize is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_orthonormalize extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/perpendicular.hpp b/glm/gtx/perpendicular.hpp
index d294fd313..20079e84f 100644
--- a/glm/gtx/perpendicular.hpp
+++ b/glm/gtx/perpendicular.hpp
@@ -17,12 +17,12 @@
 #include "../glm.hpp"
 #include "../gtx/projection.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_perpendicular is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_perpendicular extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_perpendicular is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_perpendicular extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/polar_coordinates.hpp b/glm/gtx/polar_coordinates.hpp
index 48ddf7f48..de61b7d68 100644
--- a/glm/gtx/polar_coordinates.hpp
+++ b/glm/gtx/polar_coordinates.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_polar_coordinates is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_polar_coordinates extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_polar_coordinates is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_polar_coordinates extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/projection.hpp b/glm/gtx/projection.hpp
index ccc351ce1..c1b4f66c0 100644
--- a/glm/gtx/projection.hpp
+++ b/glm/gtx/projection.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../geometric.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_projection is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_projection extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_projection is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_projection extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/quaternion.hpp b/glm/gtx/quaternion.hpp
index e3c03de9a..26e0343eb 100644
--- a/glm/gtx/quaternion.hpp
+++ b/glm/gtx/quaternion.hpp
@@ -20,12 +20,12 @@
 #include "../ext/quaternion_exponential.hpp"
 #include "../gtx/norm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_quaternion is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_quaternion extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_quaternion is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_quaternion extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/range.hpp b/glm/gtx/range.hpp
index 38c5713a6..7bcdc6a6c 100644
--- a/glm/gtx/range.hpp
+++ b/glm/gtx/range.hpp
@@ -15,12 +15,12 @@
 // Dependencies
 #include "../detail/setup.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_range is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
-#if !GLM_HAS_RANGE_FOR
-#	error "GLM_GTX_range requires C++11 suppport or 'range for'"
+#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_range is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_range extension included")
+#	endif
 #endif
 
 #include "../gtc/type_ptr.hpp"
diff --git a/glm/gtx/raw_data.hpp b/glm/gtx/raw_data.hpp
index f4d7fd96e..7c63a0ff8 100644
--- a/glm/gtx/raw_data.hpp
+++ b/glm/gtx/raw_data.hpp
@@ -16,12 +16,12 @@
 #include "../ext/scalar_uint_sized.hpp"
 #include "../detail/setup.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_raw_data is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_raw_data extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_raw_data is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_raw_data extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/rotate_normalized_axis.hpp b/glm/gtx/rotate_normalized_axis.hpp
index 87a63eb8e..9a61aa6a4 100644
--- a/glm/gtx/rotate_normalized_axis.hpp
+++ b/glm/gtx/rotate_normalized_axis.hpp
@@ -19,12 +19,12 @@
 #include "../gtc/epsilon.hpp"
 #include "../gtc/quaternion.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_rotate_normalized_axis is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_rotate_normalized_axis extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_rotate_normalized_axis is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_rotate_normalized_axis extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/rotate_vector.hpp b/glm/gtx/rotate_vector.hpp
index f918c6c26..5bc8e1f5a 100644
--- a/glm/gtx/rotate_vector.hpp
+++ b/glm/gtx/rotate_vector.hpp
@@ -19,12 +19,12 @@
 #include "../ext/vector_relational.hpp"
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_rotate_vector is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_rotate_vector extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_rotate_vector is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_rotate_vector extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/scalar_multiplication.hpp b/glm/gtx/scalar_multiplication.hpp
index b73edf676..3b1bc70de 100644
--- a/glm/gtx/scalar_multiplication.hpp
+++ b/glm/gtx/scalar_multiplication.hpp
@@ -16,12 +16,12 @@
 
 #include "../detail/setup.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_scalar_multiplication is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
-#if !GLM_HAS_TEMPLATE_ALIASES && !(GLM_COMPILER & GLM_COMPILER_GCC)
-#	error "GLM_GTX_scalar_multiplication requires C++11 support or alias templates and if not support for GCC"
+#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_scalar_multiplication is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_scalar_multiplication extension included")
+#	endif
 #endif
 
 #include "../vec2.hpp"
diff --git a/glm/gtx/scalar_relational.hpp b/glm/gtx/scalar_relational.hpp
index 491c62abc..bf94adb25 100644
--- a/glm/gtx/scalar_relational.hpp
+++ b/glm/gtx/scalar_relational.hpp
@@ -15,12 +15,12 @@
 // Dependency:
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_extend is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_extend extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_extend is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_extend extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/spline.hpp b/glm/gtx/spline.hpp
index d59fa76ae..29f48960b 100644
--- a/glm/gtx/spline.hpp
+++ b/glm/gtx/spline.hpp
@@ -16,12 +16,12 @@
 #include "../glm.hpp"
 #include "../gtx/optimum_pow.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_spline is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_spline extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_spline is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_spline extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/std_based_type.hpp b/glm/gtx/std_based_type.hpp
index 6183a6228..9d08e7331 100644
--- a/glm/gtx/std_based_type.hpp
+++ b/glm/gtx/std_based_type.hpp
@@ -17,12 +17,12 @@
 #include "../glm.hpp"
 #include <cstdlib>
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_std_based_type is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_std_based_type extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_std_based_type is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_std_based_type extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/string_cast.hpp b/glm/gtx/string_cast.hpp
index 0564e57bf..a8109aae1 100644
--- a/glm/gtx/string_cast.hpp
+++ b/glm/gtx/string_cast.hpp
@@ -24,18 +24,18 @@
 #include <string>
 #include <cmath>
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_string_cast is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
+#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_string_cast is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_string_cast extension included")
+#	endif
 #endif
 
 #if(GLM_COMPILER & GLM_COMPILER_CUDA)
 #	error "GLM_GTX_string_cast is not supported on CUDA compiler"
 #endif
 
-#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_string_cast extension included")
-#endif
-
 namespace glm
 {
 	/// @addtogroup gtx_string_cast
diff --git a/glm/gtx/texture.hpp b/glm/gtx/texture.hpp
index ee3bf7cec..b0e5c2dc5 100644
--- a/glm/gtx/texture.hpp
+++ b/glm/gtx/texture.hpp
@@ -17,12 +17,12 @@
 #include "../gtc/integer.hpp"
 #include "../gtx/component_wise.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_texture is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_texture extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_texture is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_texture extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/transform.hpp b/glm/gtx/transform.hpp
index eded01a3e..e2f475287 100644
--- a/glm/gtx/transform.hpp
+++ b/glm/gtx/transform.hpp
@@ -19,12 +19,12 @@
 #include "../glm.hpp"
 #include "../gtc/matrix_transform.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_transform is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_transform extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_transform is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_transform extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/transform2.hpp b/glm/gtx/transform2.hpp
index 19fdf6cc9..274313806 100644
--- a/glm/gtx/transform2.hpp
+++ b/glm/gtx/transform2.hpp
@@ -17,12 +17,12 @@
 #include "../glm.hpp"
 #include "../gtx/transform.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_transform2 is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_transform2 extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_transform2 is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_transform2 extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/type_aligned.hpp b/glm/gtx/type_aligned.hpp
index 130f4cd69..fb379a871 100644
--- a/glm/gtx/type_aligned.hpp
+++ b/glm/gtx/type_aligned.hpp
@@ -17,12 +17,12 @@
 #include "../gtc/type_precision.hpp"
 #include "../gtc/quaternion.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_type_aligned is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_type_aligned extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_type_aligned is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_type_aligned extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/type_trait.hpp b/glm/gtx/type_trait.hpp
index 6a7bed6c4..92d4f4128 100644
--- a/glm/gtx/type_trait.hpp
+++ b/glm/gtx/type_trait.hpp
@@ -12,8 +12,12 @@
 
 #pragma once
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_type_trait is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
+#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_type_trait is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_type_trait extension included")
+#	endif
 #endif
 
 // Dependency:
@@ -21,10 +25,6 @@
 #include "../gtc/quaternion.hpp"
 #include "../gtx/dual_quaternion.hpp"
 
-#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_type_trait extension included")
-#endif
-
 namespace glm
 {
 	/// @addtogroup gtx_type_trait
diff --git a/glm/gtx/vec_swizzle.hpp b/glm/gtx/vec_swizzle.hpp
index daebac384..c45f195d7 100644
--- a/glm/gtx/vec_swizzle.hpp
+++ b/glm/gtx/vec_swizzle.hpp
@@ -14,8 +14,12 @@
 
 #include "../glm.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_vec_swizzle is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
+#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_vec_swizzle is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_vec_swizzle extension included")
+#	endif
 #endif
 
 namespace glm {
diff --git a/glm/gtx/vector_angle.hpp b/glm/gtx/vector_angle.hpp
index c3660ca4e..ed0ad790e 100644
--- a/glm/gtx/vector_angle.hpp
+++ b/glm/gtx/vector_angle.hpp
@@ -20,12 +20,12 @@
 #include "../gtx/quaternion.hpp"
 #include "../gtx/rotate_vector.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_vector_angle is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_vector_angle extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_vector_angle is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_vector_angle extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/vector_query.hpp b/glm/gtx/vector_query.hpp
index 7d663d741..da6e3a9e2 100644
--- a/glm/gtx/vector_query.hpp
+++ b/glm/gtx/vector_query.hpp
@@ -17,12 +17,12 @@
 #include <cfloat>
 #include <limits>
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_vector_query is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_vector_query extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_vector_query is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_vector_query extension included")
+#	endif
 #endif
 
 namespace glm
diff --git a/glm/gtx/wrap.hpp b/glm/gtx/wrap.hpp
index ecd0f0483..7d8017b86 100644
--- a/glm/gtx/wrap.hpp
+++ b/glm/gtx/wrap.hpp
@@ -16,12 +16,12 @@
 #include "../glm.hpp"
 #include "../gtc/vec1.hpp"
 
-#ifndef GLM_ENABLE_EXPERIMENTAL
-#	error "GLM: GLM_GTX_wrap is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
-#endif
-
 #if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
-#	pragma message("GLM: GLM_GTX_wrap extension included")
+#	ifndef GLM_ENABLE_EXPERIMENTAL
+#		pragma message("GLM: GLM_GTX_wrap is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
+#	elif
+#		pragma message("GLM: GLM_GTX_wrap extension included")
+#	endif
 #endif
 
 namespace glm