diff --git a/glm/detail/setup.hpp b/glm/detail/setup.hpp
index cf6167f4e..fea9aa68e 100644
--- a/glm/detail/setup.hpp
+++ b/glm/detail/setup.hpp
@@ -359,7 +359,9 @@
 #endif
 
 // N2346
-#if GLM_COMPILER & GLM_COMPILER_CLANG
+#if defined(GLM_FORCE_UNRESTRICTED_GENTYPE)
+#	define GLM_HAS_DEFAULTED_FUNCTIONS 0
+#elif GLM_COMPILER & GLM_COMPILER_CLANG
 #	define GLM_HAS_DEFAULTED_FUNCTIONS __has_feature(cxx_defaulted_functions)
 #elif GLM_LANG & GLM_LANG_CXX11_FLAG
 #	define GLM_HAS_DEFAULTED_FUNCTIONS 1
@@ -684,7 +686,7 @@
 #	define GLM_VECTOR_CALL
 #endif//GLM_COMPILER
 
-#if GLM_HAS_DEFAULTED_FUNCTIONS && !defined(GLM_FORCE_UNRESTRICTED_GENTYPE)
+#if GLM_HAS_DEFAULTED_FUNCTIONS
 #	define GLM_DEFAULT = default
 #	ifdef GLM_FORCE_NO_CTOR_INIT
 #		define GLM_DEFAULT_CTOR = default