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/* The following code example is taken from the book
* "C++ Templates - The Complete Guide"
* by David Vandevoorde and Nicolai M. Josuttis, Addison-Wesley, 2002
*
* (C) Copyright David Vandevoorde and Nicolai M. Josuttis 2002.
* Permission to copy, use, modify, sell and distribute this software
* is granted provided this copyright notice appears in all copies.
* This software is provided "as is" without express or implied
* warranty, and with no claim as to its suitability for any purpose.
*/
template<typename T>
class AccumulationTraits;
template<>
class AccumulationTraits<char> {
public:
typedef int AccT;
static AccT zero() {
return 0;
}
};
template<>
class AccumulationTraits<short> {
public:
typedef int AccT;
static AccT zero() {
return 0;
}
};
template<>
class AccumulationTraits<int> {
public:
typedef long AccT;
static AccT zero() {
return 0;
}
};
template<>
class AccumulationTraits<unsigned int> {
public:
typedef unsigned long AccT;
static AccT zero() {
return 0;
}
};
template<>
class AccumulationTraits<float> {
public:
typedef double AccT;
static AccT zero() {
return 0;
}
};
//...
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