code cleanup: add break statements in switch ()'s, (even at the last case).

source/blender/python/mathutils/mathutils_Euler.c

@@ -64,7 +64,7 @@ static PyObject *Euler_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 		case 2:
 			if ((order = euler_order_from_string(order_str, "mathutils.Euler()")) == -1)
 				return NULL;
-		/* intentionally pass through */
+			/* fall-through */
 		case 1:
 			if (mathutils_array_parse(eul, EULER_SIZE, EULER_SIZE, seq, "mathutils.Euler()") == -1)
 				return NULL;
@@ -356,7 +356,8 @@ static PyObject *Euler_richcmpr(PyObject *a, PyObject *b, int op)
 
 	switch (op) {
 		case Py_NE:
-			ok = !ok; /* pass through */
+			ok = !ok;
+			/* fall-through */
 		case Py_EQ:
 			res = ok ? Py_False : Py_True;
 			break;