diff --git a/CMakeLists.txt b/CMakeLists.txt
index 03abda95..756673a3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -109,7 +109,7 @@ option(GLM_TEST_ENABLE_SIMD_AVX2 "Enable AVX2 optimizations" OFF)
 option(GLM_TEST_FORCE_PURE "Force 'pure' instructions" OFF)
 
 if(GLM_TEST_FORCE_PURE)
-	//add_definitions(-DGLM_FORCE_PURE)
+	add_definitions(-DGLM_FORCE_PURE)
 
 	if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
 		add_compile_options(-mfpmath=387)
diff --git a/test/core/core_cpp_constexpr.cpp b/test/core/core_cpp_constexpr.cpp
index f02441df..3dc0a92b 100644
--- a/test/core/core_cpp_constexpr.cpp
+++ b/test/core/core_cpp_constexpr.cpp
@@ -2,8 +2,6 @@
 
 #if GLM_CONFIG_CONSTEXP == GLM_ENABLE
 
-//#error GNI
-
 #include <glm/gtc/constants.hpp>
 #include <glm/gtc/quaternion.hpp>
 #include <glm/ext/vector_relational.hpp>