private_remoing: add loop alignment check and fix messages

sapfor/experts/Sapfor_2017/_src/Transformations/private_removing.cpp

@@ -2012,6 +2012,7 @@ static bool fixedSubscriptLess(const ArraySubscript& left, const ArraySubscript&
 // using empirical methods
 static bool arePossibleDifferent(ArraySubscript left, ArraySubscript right)
 {
+    // TODO: add warning?
     if (left.isFixed && right.isRegIndex && right.regExprStart == right.regExprEnd) {
         return true; // in general, this is not true
     }