Added float unit tests

glm/core/type_float.hpp

@@ -46,7 +46,7 @@ namespace glm
 		//! There is no guarantee on the actual precision.
 		//! From GLSL 1.30.8 specification
 		//! \ingroup core_precision
-		typedef mediump_float_t	mediump_float;
+		typedef mediump_float_t     mediump_float;
 		//! High precision floating-point numbers.
 		//! There is no guarantee on the actual precision.
 		//! From GLSL 1.30.8 specification
@@ -58,7 +58,7 @@ namespace glm
 #if(!defined(GLM_PRECISION_HIGHP_FLOAT) && !defined(GLM_PRECISION_MEDIUMP_FLOAT) && !defined(GLM_PRECISION_LOWP_FLOAT))
 	typedef precision::mediump_float				float_t;
 #elif(defined(GLM_PRECISION_HIGHP_FLOAT) && !defined(GLM_PRECISION_MEDIUMP_FLOAT) && !defined(GLM_PRECISION_LOWP_FLOAT))
-	typedef precision::highp_float				float_t;
+	typedef precision::highp_float                  float_t;
 #elif(!defined(GLM_PRECISION_HIGHP_FLOAT) && defined(GLM_PRECISION_MEDIUMP_FLOAT) && !defined(GLM_PRECISION_LOWP_FLOAT))
 	typedef precision::mediump_float				float_t;
 #elif(!defined(GLM_PRECISION_HIGHP_FLOAT) && !defined(GLM_PRECISION_MEDIUMP_FLOAT) && defined(GLM_PRECISION_LOWP_FLOAT))

test/core/core_type_float.cpp

@@ -9,9 +9,29 @@
 
 #include <glm/glm.hpp>
 
+int test_float_size()
+{
+    return
+        sizeof(glm::float_t) != sizeof(glm::lowp_float) &&
+        sizeof(glm::float_t) != sizeof(glm::mediump_float) && 
+        sizeof(glm::float_t) != sizeof(glm::highp_float);
+}
+
+int test_float_precision()
+{
+    return (
+        sizeof(glm::lowp_float) <= sizeof(glm::mediump_float) && 
+            sizeof(glm::mediump_float) <= sizeof(glm::highp_float)) ? 0 : 1;
+}
+
 int main()
 {
-	return -1;
+    int Error = 0;
+    
+    Error += test_float_size();
+    Error += test_float_precision();
+    
+	return Error;
 }