> > C++ would be a better language if the boolean type did not implicitly > convert from int. For example, many novice programmers make the > mistake. > > if (i = j) dosomething(); // Should be i == j > > If conversion to boolean required explicit this would all be solved. It > would mean all the old code with expressions like "while (p) ... " > would need to be changed to "while (p != NULL) ...". But I think the > change would be well justified. > > What about a GCC option to turn off implicit conversion to boolean?
GCC has an option to turn this into a warning at least for the "i = j" case. But any thing else would just be a violation of the C and C++ standards. If you want a feature like this, it would be better if you get the C and C++ standards to change (which I really doubt they will). -- Pinski
