#include <cmath>
#include <cstdlib>
#include <numeric>
-#include <functional>
#include <algorithm>
namespace std
template<class _Oper, template<class, class> class _Meta, class _Dom>
struct _UnClos;
- template<template<class> class _Oper,
+ template<class _Oper,
template<class, class> class _Meta1,
template<class, class> class _Meta2,
class _Dom1, class _Dom2>
template<template<class, class> class _Meta, class _Dom>
class _RefFunClos;
- template<class _Tp> struct _Bitwise_and;
- template<class _Tp> struct _Bitwise_or;
- template<class _Tp> struct _Bitwise_xor;
- template<class _Tp> struct _Shift_left;
- template<class _Tp> struct _Shift_right;
-
template<class _Tp> class valarray; // An array of type _Tp
class slice; // BLAS-like slice out of an array
template<class _Tp> class slice_array;
friend class _Array<_Tp>;
};
-
- template<typename _Tp> struct _Bitwise_and : binary_function<_Tp,_Tp,_Tp> {
- _Tp operator() (_Tp __x, _Tp __y) const { return __x & __y; }
- };
-
- template<typename _Tp> struct _Bitwise_or : binary_function<_Tp,_Tp,_Tp> {
- _Tp operator() (_Tp __x, _Tp __y) const { return __x | __y; }
- };
-
- template<typename _Tp> struct _Bitwise_xor : binary_function<_Tp,_Tp,_Tp> {
- _Tp operator() (_Tp __x, _Tp __y) const { return __x ^ __y; }
- };
-
- template<typename _Tp> struct _Shift_left : unary_function<_Tp,_Tp> {
- _Tp operator() (_Tp __x, _Tp __y) const { return __x << __y; }
- };
-
- template<typename _Tp> struct _Shift_right : unary_function<_Tp,_Tp> {
- _Tp operator() (_Tp __x, _Tp __y) const { return __x >> __y; }
- };
-
template<typename _Tp>
inline const _Tp&
inline _Tp
valarray<_Tp>::sum() const
{
- return __valarray_sum(_M_data, _M_data + _M_size);
+ return __valarray_sum(_M_data, _M_data + _M_size);
}
// template<typename _Tp>
#define _DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(_Op, _Name) \
template<class _Tp> \
- inline valarray<_Tp> & \
- valarray<_Tp>::operator _Op##= (const _Tp &__t) \
- { \
- _Array_augmented_##_Name (_Array<_Tp>(_M_data), _M_size, __t); \
+ inline valarray<_Tp>& \
+ valarray<_Tp>::operator _Op##=(const _Tp &__t) \
+ { \
+ _Array_augmented_##_Name(_Array<_Tp>(_M_data), _M_size, __t); \
return *this; \
- } \
+ } \
\
template<class _Tp> \
- inline valarray<_Tp> & \
- valarray<_Tp>::operator _Op##= (const valarray<_Tp> &__v) \
- { \
- _Array_augmented_##_Name (_Array<_Tp>(_M_data), _M_size, \
- _Array<_Tp>(__v._M_data)); \
+ inline valarray<_Tp>& \
+ valarray<_Tp>::operator _Op##=(const valarray<_Tp> &__v) \
+ { \
+ _Array_augmented_##_Name(_Array<_Tp>(_M_data), _M_size, \
+ _Array<_Tp>(__v._M_data)); \
return *this; \
- }
+ }
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(+, plus)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(-, minus)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(*, multiplies)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(/, divides)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(%, modulus)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(^, xor)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(&, and)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(|, or)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(<<, shift_left)
-_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(>>, shift_right)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(+, __plus)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(-, __minus)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(*, __multiplies)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(/, __divides)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(%, __modulus)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(^, __bitwise_xor)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(&, __bitwise_and)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(|, __bitwise_or)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(<<, __shift_left)
+_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT(>>, __shift_right)
#undef _DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT
-
-} // std::
-
-
-namespace std
-{
-
#define _DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(_Op, _Name) \
template<class _Tp> template<class _Dom> \
- inline valarray<_Tp> & \
- valarray<_Tp>::operator _Op##= (const _Expr<_Dom,_Tp> &__e) \
- { \
- _Array_augmented_##_Name (_Array<_Tp>(_M_data), __e, _M_size); \
+ inline valarray<_Tp>& \
+ valarray<_Tp>::operator _Op##=(const _Expr<_Dom,_Tp>& __e) \
+ { \
+ _Array_augmented_##_Name(_Array<_Tp>(_M_data), __e, _M_size); \
return *this; \
- }
+ }
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(+, plus)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(-, minus)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(*, multiplies)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(/, divides)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(%, modulus)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(^, xor)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(&, and)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(|, or)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(<<, shift_left)
-_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(>>, shift_right)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(+, __plus)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(-, __minus)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(*, __multiplies)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(/, __divides)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(%, __modulus)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(^, __bitwise_xor)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(&, __bitwise_and)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(|, __bitwise_or)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(<<, __shift_left)
+_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT(>>, __shift_right)
#undef _DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT
#define _DEFINE_BINARY_OPERATOR(_Op, _Name) \
template<typename _Tp> \
- inline _Expr<_BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp>, _Tp> \
- operator _Op (const valarray<_Tp> &__v, const valarray<_Tp> &__w) \
- { \
+ inline _Expr<_BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp>, \
+ typename __fun<_Name, _Tp>::result_type> \
+ operator _Op(const valarray<_Tp>& __v, const valarray<_Tp>& __w) \
+ { \
typedef _BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp> _Closure; \
- return _Expr<_Closure, _Tp> (_Closure (__v, __w)); \
- } \
+ typedef typename __fun<_Name, _Tp>::result_type _Rt; \
+ return _Expr<_Closure, _Rt>(_Closure(__v, __w)); \
+ } \
\
template<typename _Tp> \
- inline _Expr<_BinClos<_Name,_ValArray,_Constant,_Tp,_Tp>,_Tp> \
- operator _Op (const valarray<_Tp> &__v, const _Tp &__t) \
+ inline _Expr<_BinClos<_Name,_ValArray,_Constant,_Tp,_Tp>, \
+ typename __fun<_Name, _Tp>::result_type> \
+ operator _Op(const valarray<_Tp>& __v, const _Tp& __t) \
{ \
- typedef _BinClos<_Name,_ValArray,_Constant,_Tp,_Tp> _Closure; \
- return _Expr<_Closure, _Tp> (_Closure (__v, __t)); \
+ typedef _BinClos<_Name,_ValArray,_Constant,_Tp,_Tp> _Closure; \
+ typedef typename __fun<_Name, _Tp>::result_type _Rt; \
+ return _Expr<_Closure, _Rt>(_Closure(__v, __t)); \
} \
\
template<typename _Tp> \
- inline _Expr<_BinClos<_Name,_Constant,_ValArray,_Tp,_Tp>,_Tp> \
- operator _Op (const _Tp &__t, const valarray<_Tp> &__v) \
+ inline _Expr<_BinClos<_Name,_Constant,_ValArray,_Tp,_Tp>, \
+ typename __fun<_Name, _Tp>::result_type> \
+ operator _Op(const _Tp& __t, const valarray<_Tp>& __v) \
{ \
- typedef _BinClos<_Name,_Constant,_ValArray,_Tp,_Tp> _Closure; \
- return _Expr<_Closure, _Tp> (_Closure (__t, __v)); \
- }
-
-_DEFINE_BINARY_OPERATOR(+, plus)
-_DEFINE_BINARY_OPERATOR(-, minus)
-_DEFINE_BINARY_OPERATOR(*, multiplies)
-_DEFINE_BINARY_OPERATOR(/, divides)
-_DEFINE_BINARY_OPERATOR(%, modulus)
-_DEFINE_BINARY_OPERATOR(^, _Bitwise_xor)
-_DEFINE_BINARY_OPERATOR(&, _Bitwise_and)
-_DEFINE_BINARY_OPERATOR(|, _Bitwise_or)
-_DEFINE_BINARY_OPERATOR(<<, _Shift_left)
-_DEFINE_BINARY_OPERATOR(>>, _Shift_right)
-
-#undef _DEFINE_BINARY_OPERATOR
-
-#define _DEFINE_LOGICAL_OPERATOR(_Op, _Name) \
- template<typename _Tp> \
- inline _Expr<_BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp>,bool> \
- operator _Op (const valarray<_Tp> &__v, const valarray<_Tp> &__w) \
- { \
- typedef _BinClos<_Name,_ValArray,_ValArray,_Tp,_Tp> _Closure; \
- return _Expr<_Closure, bool> (_Closure (__v, __w)); \
- } \
- \
- template<class _Tp> \
- inline _Expr<_BinClos<_Name,_ValArray,_Constant,_Tp,_Tp>,bool> \
- operator _Op (const valarray<_Tp> &__v, const _Tp &__t) \
- { \
- typedef _BinClos<_Name,_ValArray,_Constant,_Tp,_Tp> _Closure; \
- return _Expr<_Closure, bool> (_Closure (__v, __t)); \
- } \
- \
- template<class _Tp> \
- inline _Expr<_BinClos<_Name,_Constant,_ValArray,_Tp,_Tp>,bool> \
- operator _Op (const _Tp &__t, const valarray<_Tp> &__v) \
- { \
- typedef _BinClos<_Name,_Constant,_ValArray,_Tp,_Tp> _Closure; \
- return _Expr<_Closure, bool> (_Closure (__t, __v)); \
+ typedef _BinClos<_Name,_Constant,_ValArray,_Tp,_Tp> _Closure; \
+ typedef typename __fun<_Name, _Tp>::result_type _Rt; \
+ return _Expr<_Closure, _Tp>(_Closure(__t, __v)); \
}
-_DEFINE_LOGICAL_OPERATOR(&&, logical_and)
-_DEFINE_LOGICAL_OPERATOR(||, logical_or)
-_DEFINE_LOGICAL_OPERATOR(==, equal_to)
-_DEFINE_LOGICAL_OPERATOR(!=, not_equal_to)
-_DEFINE_LOGICAL_OPERATOR(<, less)
-_DEFINE_LOGICAL_OPERATOR(>, greater)
-_DEFINE_LOGICAL_OPERATOR(<=, less_equal)
-_DEFINE_LOGICAL_OPERATOR(>=, greater_equal)
-
-#undef _DEFINE_LOGICAL_OPERATOR
+_DEFINE_BINARY_OPERATOR(+, __plus)
+_DEFINE_BINARY_OPERATOR(-, __minus)
+_DEFINE_BINARY_OPERATOR(*, __multiplies)
+_DEFINE_BINARY_OPERATOR(/, __divides)
+_DEFINE_BINARY_OPERATOR(%, __modulus)
+_DEFINE_BINARY_OPERATOR(^, __bitwise_xor)
+_DEFINE_BINARY_OPERATOR(&, __bitwise_and)
+_DEFINE_BINARY_OPERATOR(|, __bitwise_or)
+_DEFINE_BINARY_OPERATOR(<<, __shift_left)
+_DEFINE_BINARY_OPERATOR(>>, __shift_right)
+_DEFINE_BINARY_OPERATOR(&&, __logical_and)
+_DEFINE_BINARY_OPERATOR(||, __logical_or)
+_DEFINE_BINARY_OPERATOR(==, __equal_to)
+_DEFINE_BINARY_OPERATOR(!=, __not_equal_to)
+_DEFINE_BINARY_OPERATOR(<, __less)
+_DEFINE_BINARY_OPERATOR(>, __greater)
+_DEFINE_BINARY_OPERATOR(<=, __less_equal)
+_DEFINE_BINARY_OPERATOR(>=, __greater_equal)
} // namespace std
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