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Ok, well I just ran a test (MSVC 2005 release build):


#include <iostream>
#include <cstring>
#include <cctype>
#include <windows.h>

int main()
{

Indeed, but it's a possibility that the compiler must take into account.

Spoilsport. :o

Why not? Just change the parameter type to char* and return type to int, and you're all good - no ambiguity. Besides, the library functions are supposed to be in the std:: namespace.



#include...

>>I would expect your better compilers to know this and be able to optimize it.
Possibly, but it's hardly a 'good' assumption to make :) I really don't know how smart compilers are these days, but...