diff --git a/glm/detail/setup.hpp b/glm/detail/setup.hpp
index eea84732..e84648bd 100644
--- a/glm/detail/setup.hpp
+++ b/glm/detail/setup.hpp
@@ -713,11 +713,7 @@
 
 #if GLM_HAS_CONSTEXPR
 #	define GLM_CONSTEXPR constexpr
-//#	if GLM_ARCH == GLM_ARCH_PURE
-#		define GLM_CONSTEXPR_CTOR constexpr
-//#	else
-//#		define GLM_CONSTEXPR_CTOR
-//#	endif
+#	define GLM_CONSTEXPR_CTOR constexpr
 #	define GLM_RELAXED_CONSTEXPR constexpr
 #elif GLM_HAS_CONSTEXPR_PARTIAL
 #	define GLM_CONSTEXPR constexpr
@@ -729,6 +725,12 @@
 #	define GLM_RELAXED_CONSTEXPR const
 #endif
 
+#if GLM_ARCH == GLM_ARCH_PURE
+#	define GLM_CONSTEXPR_SIMD GLM_CONSTEXPR_CTOR
+#else
+#	define GLM_CONSTEXPR_SIMD
+#endif
+
 #ifdef GLM_FORCE_EXPLICIT_CTOR
 #	define GLM_EXPLICIT explicit
 #else
diff --git a/glm/detail/type_vec4.hpp b/glm/detail/type_vec4.hpp
index 71c1efe2..12eedd83 100644
--- a/glm/detail/type_vec4.hpp
+++ b/glm/detail/type_vec4.hpp
@@ -86,22 +86,22 @@ namespace glm
 
 		// -- Implicit basic constructors --
 
-		GLM_FUNC_DECL GLM_CONSTEXPR_CTOR tvec4() GLM_DEFAULT_CTOR;
-		GLM_FUNC_DECL GLM_CONSTEXPR_CTOR tvec4(tvec4<T, P> const& v) GLM_DEFAULT;
+		GLM_FUNC_DECL GLM_CONSTEXPR_SIMD tvec4() GLM_DEFAULT_CTOR;
+		GLM_FUNC_DECL GLM_CONSTEXPR_SIMD tvec4(tvec4<T, P> const& v) GLM_DEFAULT;
 		template <precision Q>
-		GLM_FUNC_DECL GLM_CONSTEXPR_CTOR tvec4(tvec4<T, Q> const& v);
+		GLM_FUNC_DECL GLM_CONSTEXPR_SIMD tvec4(tvec4<T, Q> const& v);
 
 		// -- Explicit basic constructors --
 
-		GLM_FUNC_DECL GLM_CONSTEXPR_CTOR explicit tvec4(ctor);
-		GLM_FUNC_DECL GLM_CONSTEXPR_CTOR explicit tvec4(T scalar);
-		GLM_FUNC_DECL GLM_CONSTEXPR_CTOR tvec4(T a, T b, T c, T d);
+		GLM_FUNC_DECL GLM_CONSTEXPR_SIMD explicit tvec4(ctor);
+		GLM_FUNC_DECL GLM_CONSTEXPR_SIMD explicit tvec4(T scalar);
+		GLM_FUNC_DECL GLM_CONSTEXPR_SIMD tvec4(T a, T b, T c, T d);
 
 		// -- Conversion scalar constructors --
 
 		/// Explicit converions (From section 5.4.1 Conversion and scalar constructors of GLSL 1.30.08 specification)
 		template <typename A, typename B, typename C, typename D>
-		GLM_FUNC_DECL GLM_CONSTEXPR_CTOR tvec4(A a, B b, C c, D d);
+		GLM_FUNC_DECL GLM_CONSTEXPR_SIMD tvec4(A a, B b, C c, D d);
 		template <typename A, typename B, typename C, typename D>
 		GLM_FUNC_DECL GLM_CONSTEXPR_CTOR tvec4(tvec1<A, P> const& a, tvec1<B, P> const& b, tvec1<C, P> const& c, tvec1<D, P> const& d);
 
diff --git a/glm/detail/type_vec4.inl b/glm/detail/type_vec4.inl
index 213b1bb4..6b4532ad 100644
--- a/glm/detail/type_vec4.inl
+++ b/glm/detail/type_vec4.inl
@@ -156,7 +156,7 @@ namespace detail
 
 #	if !GLM_HAS_DEFAULTED_FUNCTIONS || !defined(GLM_FORCE_NO_CTOR_INIT)
 		template <typename T, precision P>
-		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<T, P>::tvec4()
+		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<T, P>::tvec4()
 #			ifndef GLM_FORCE_NO_CTOR_INIT
 				: x(0), y(0), z(0), w(0)
 #			endif
@@ -165,30 +165,30 @@ namespace detail
 
 #	if !GLM_HAS_DEFAULTED_FUNCTIONS
 		template <typename T, precision P>
-		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<T, P>::tvec4(tvec4<T, P> const & v)
+		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<T, P>::tvec4(tvec4<T, P> const & v)
 			: x(v.x), y(v.y), z(v.z), w(v.w)
 		{}
 #	endif//!GLM_HAS_DEFAULTED_FUNCTIONS
 
 	template <typename T, precision P>
 	template <precision Q>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<T, P>::tvec4(tvec4<T, Q> const & v)
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<T, P>::tvec4(tvec4<T, Q> const & v)
 		: x(v.x), y(v.y), z(v.z), w(v.w)
 	{}
 
 	// -- Explicit basic constructors --
 
 	template <typename T, precision P>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<T, P>::tvec4(ctor)
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<T, P>::tvec4(ctor)
 	{}
 
 	template <typename T, precision P>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<T, P>::tvec4(T scalar)
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<T, P>::tvec4(T scalar)
 		: x(scalar), y(scalar), z(scalar), w(scalar)
 	{}
 
 	template <typename T, precision P>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<T, P>::tvec4(T a, T b, T c, T d)
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<T, P>::tvec4(T a, T b, T c, T d)
 		: x(a), y(b), z(c), w(d)
 	{}
 
@@ -196,7 +196,7 @@ namespace detail
 
 	template <typename T, precision P>
 	template <typename A, typename B, typename C, typename D>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<T, P>::tvec4(A a, B b, C c, D d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<T, P>::tvec4(A a, B b, C c, D d) :
 		x(static_cast<T>(a)),
 		y(static_cast<T>(b)),
 		z(static_cast<T>(c)),
diff --git a/glm/detail/type_vec4_simd.inl b/glm/detail/type_vec4_simd.inl
index cdddd63b..90652fd9 100644
--- a/glm/detail/type_vec4_simd.inl
+++ b/glm/detail/type_vec4_simd.inl
@@ -341,21 +341,21 @@ namespace detail
 
 #	if !GLM_HAS_DEFAULTED_FUNCTIONS
 		template <>
-		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_lowp>::tvec4()
+		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_lowp>::tvec4()
 #			ifndef GLM_FORCE_NO_CTOR_INIT
 				: data(_mm_setzero_ps())
 #			endif
 		{}
 
 		template <>
-		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_mediump>::tvec4()
+		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_mediump>::tvec4()
 #			ifndef GLM_FORCE_NO_CTOR_INIT
 			: data(_mm_setzero_ps())
 #			endif
 		{}
 
 		template <>
-		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_highp>::tvec4()
+		GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_highp>::tvec4()
 #			ifndef GLM_FORCE_NO_CTOR_INIT
 			: data(_mm_setzero_ps())
 #			endif
@@ -363,117 +363,117 @@ namespace detail
 #	endif//!GLM_HAS_DEFAULTED_FUNCTIONS
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_lowp>::tvec4(float s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_lowp>::tvec4(float s) :
 		data(_mm_set1_ps(s))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_mediump>::tvec4(float s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_mediump>::tvec4(float s) :
 		data(_mm_set1_ps(s))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_highp>::tvec4(float s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_highp>::tvec4(float s) :
 		data(_mm_set1_ps(s))
 	{}
 
 #	if GLM_ARCH & GLM_ARCH_AVX_BIT
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<double, aligned_lowp>::tvec4(double s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<double, aligned_lowp>::tvec4(double s) :
 		data(_mm256_set1_pd(s))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<double, aligned_mediump>::tvec4(double s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<double, aligned_mediump>::tvec4(double s) :
 		data(_mm256_set1_pd(s))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<double, aligned_highp>::tvec4(double s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<double, aligned_highp>::tvec4(double s) :
 		data(_mm256_set1_pd(s))
 	{}
 #	endif
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int32, aligned_lowp>::tvec4(int32 s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int32, aligned_lowp>::tvec4(int32 s) :
 		data(_mm_set1_epi32(s))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int32, aligned_mediump>::tvec4(int32 s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int32, aligned_mediump>::tvec4(int32 s) :
 		data(_mm_set1_epi32(s))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int32, aligned_highp>::tvec4(int32 s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int32, aligned_highp>::tvec4(int32 s) :
 		data(_mm_set1_epi32(s))
 	{}
 
 #	if GLM_ARCH & GLM_ARCH_AVX2_BIT
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int64, aligned_lowp>::tvec4(int64 s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int64, aligned_lowp>::tvec4(int64 s) :
 		data(_mm256_set1_epi64x(s))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int64, aligned_mediump>::tvec4(int64 s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int64, aligned_mediump>::tvec4(int64 s) :
 		data(_mm256_set1_epi64x(s))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int64, aligned_highp>::tvec4(int64 s) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int64, aligned_highp>::tvec4(int64 s) :
 		data(_mm256_set1_epi64x(s))
 	{}
 #	endif
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_lowp>::tvec4(float a, float b, float c, float d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_lowp>::tvec4(float a, float b, float c, float d) :
 		data(_mm_set_ps(d, c, b, a))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_mediump>::tvec4(float a, float b, float c, float d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_mediump>::tvec4(float a, float b, float c, float d) :
 		data(_mm_set_ps(d, c, b, a))
 	{}
 
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_highp>::tvec4(float a, float b, float c, float d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_highp>::tvec4(float a, float b, float c, float d) :
 		data(_mm_set_ps(d, c, b, a))
 	{}
 
 	template <>
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int32, aligned_lowp>::tvec4(int32 a, int32 b, int32 c, int32 d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int32, aligned_lowp>::tvec4(int32 a, int32 b, int32 c, int32 d) :
 		data(_mm_set_epi32(d, c, b, a))
 	{}
 
 	template <>
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int32, aligned_mediump>::tvec4(int32 a, int32 b, int32 c, int32 d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int32, aligned_mediump>::tvec4(int32 a, int32 b, int32 c, int32 d) :
 		data(_mm_set_epi32(d, c, b, a))
 	{}
 
 	template <>
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<int32, aligned_highp>::tvec4(int32 a, int32 b, int32 c, int32 d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<int32, aligned_highp>::tvec4(int32 a, int32 b, int32 c, int32 d) :
 		data(_mm_set_epi32(d, c, b, a))
 	{}
 
 	template <>
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_lowp>::tvec4(int32 a, int32 b, int32 c, int32 d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_lowp>::tvec4(int32 a, int32 b, int32 c, int32 d) :
 		data(_mm_castsi128_ps(_mm_set_epi32(d, c, b, a)))
 	{}
 
 	template <>
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_mediump>::tvec4(int32 a, int32 b, int32 c, int32 d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_mediump>::tvec4(int32 a, int32 b, int32 c, int32 d) :
 		data(_mm_castsi128_ps(_mm_set_epi32(d, c, b, a)))
 	{}
 
 	template <>
 	template <>
-	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_CTOR tvec4<float, aligned_highp>::tvec4(int32 a, int32 b, int32 c, int32 d) :
+	GLM_FUNC_QUALIFIER GLM_CONSTEXPR_SIMD tvec4<float, aligned_highp>::tvec4(int32 a, int32 b, int32 c, int32 d) :
 		data(_mm_castsi128_ps(_mm_set_epi32(d, c, b, a)))
 	{}
 }//namespace glm