Add the logistic_distribution as an extension.
2014-07-11 Edward Smith-Rowland <3dw4rd@verizon.net> Add the logistic_distribution as an extension. * include/ext/random: Add the logistic_distribution. * include/ext/random.tcc: Add the logistic_distribution. * testsuite/ext/random/logistic_distribution/cons/parms.cc: New. * testsuite/ext/random/logistic_distribution/cons/default.cc: New. * testsuite/ext/random/logistic_distribution/requirements/typedefs.cc: New. * testsuite/ext/random/logistic_distribution/operators/inequal.cc: New. * testsuite/ext/random/logistic_distribution/operators/equal.cc: New. * testsuite/ext/random/logistic_distribution/operators/serialize.cc: New. From-SVN: r212476
This commit is contained in:
Edward Smith-Rowland
Edward Smith-Rowland
parent
0b150cb41c
commit
8daac7749f
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@ -1,3 +1,17 @@
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2014-07-11 Edward Smith-Rowland <3dw4rd@verizon.net>
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Add the logistic_distribution as an extension.
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* include/ext/random: Add the logistic_distribution.
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* include/ext/random.tcc: Add the logistic_distribution.
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* testsuite/ext/random/logistic_distribution/cons/parms.cc: New.
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* testsuite/ext/random/logistic_distribution/cons/default.cc: New.
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* testsuite/ext/random/logistic_distribution/requirements/typedefs.cc:
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New.
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* testsuite/ext/random/logistic_distribution/operators/inequal.cc: New.
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* testsuite/ext/random/logistic_distribution/operators/equal.cc: New.
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* testsuite/ext/random/logistic_distribution/operators/serialize.cc:
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New.
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2014-07-11 Samuel Bronson <naesten@gmail.com>
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* testsuite/lib/libstdc++.exp (libstdc++_init): Set $GCC_COLORS=""
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@ -2728,41 +2728,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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template<typename _UniformRandomNumberGenerator>
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result_type
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operator()(_UniformRandomNumberGenerator& __urng,
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const param_type& __p)
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{
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const result_type __pi
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= __gnu_cxx::__math_constants<result_type>::__pi;
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std::__detail::_Adaptor<_UniformRandomNumberGenerator, result_type>
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__aurng(__urng);
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result_type __f;
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while (1)
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{
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result_type __rnd = std::cos(__pi * __aurng());
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__f = (result_type(1) + __p._M_r * __rnd) / (__p._M_r + __rnd);
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result_type __c = __p._M_kappa * (__p._M_r - __f);
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result_type __rnd2 = __aurng();
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if (__c * (result_type(2) - __c) > __rnd2)
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break;
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if (std::log(__c / __rnd2) >= __c - result_type(1))
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break;
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}
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result_type __res = std::acos(__f);
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#if _GLIBCXX_USE_C99_MATH_TR1
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__res = std::copysign(__res, __aurng() - result_type(0.5));
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#else
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if (__aurng() < result_type(0.5))
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__res = -__res;
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#endif
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__res += __p._M_mu;
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if (__res > __pi)
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__res -= result_type(2) * __pi;
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else if (__res < -__pi)
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__res += result_type(2) * __pi;
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return __res;
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}
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const param_type& __p);
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template<typename _ForwardIterator,
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typename _UniformRandomNumberGenerator>
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@ -3106,6 +3072,227 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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const __gnu_cxx::hypergeometric_distribution<_UIntType>& __d2)
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{ return !(__d1 == __d2); }
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/**
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* @brief A logistic continuous distribution for random numbers.
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*
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* The formula for the logistic probability density function is
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* @f[
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* p(x|\a,\b) = \frac{e^{(x - a)/b}}{b[1 + e^{(x - a)/b}]^2}
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* @f]
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* where @f$b > 0@f$.
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*
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* The formula for the logistic probability function is
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* @f[
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* cdf(x|\a,\b) = \frac{e^{(x - a)/b}}{1 + e^{(x - a)/b}}
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* @f]
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* where @f$b > 0@f$.
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*
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* <table border=1 cellpadding=10 cellspacing=0>
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* <caption align=top>Distribution Statistics</caption>
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* <tr><td>Mean</td><td>@f$a@f$</td></tr>
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* <tr><td>Variance</td><td>@f$b^2\pi^2/3@f$</td></tr>
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* <tr><td>Range</td><td>@f$[0, \infty)@f$</td></tr>
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* </table>
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*/
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template<typename _RealType = double>
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class
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logistic_distribution
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{
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static_assert(std::is_floating_point<_RealType>::value,
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"template argument not a floating point type");
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public:
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/** The type of the range of the distribution. */
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typedef _RealType result_type;
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/** Parameter type. */
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struct param_type
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{
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typedef logistic_distribution<result_type> distribution_type;
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param_type(result_type __a = result_type(0),
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result_type __b = result_type(1))
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: _M_a(__a), _M_b(__b)
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{
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_GLIBCXX_DEBUG_ASSERT(_M_b > result_type(0));
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}
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result_type
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a() const
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{ return _M_a; }
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result_type
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b() const
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{ return _M_b; }
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friend bool
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operator==(const param_type& __p1, const param_type& __p2)
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{ return __p1._M_a == __p2._M_a
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&& __p1._M_b == __p2._M_b; }
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private:
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void _M_initialize();
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result_type _M_a;
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result_type _M_b;
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};
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/**
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* @brief Constructors.
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*/
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explicit
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logistic_distribution(result_type __a = result_type(0),
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result_type __b = result_type(1))
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: _M_param(__a, __b)
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{ }
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explicit
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logistic_distribution(const param_type& __p)
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: _M_param(__p)
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{ }
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/**
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* @brief Resets the distribution state.
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*/
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void
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reset()
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{ }
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/**
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* @brief Return the parameters of the distribution.
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*/
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result_type
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a() const
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{ return _M_param.a(); }
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result_type
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b() const
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{ return _M_param.b(); }
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/**
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* @brief Returns the parameter set of the distribution.
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*/
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param_type
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param() const
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{ return _M_param; }
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/**
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* @brief Sets the parameter set of the distribution.
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* @param __param The new parameter set of the distribution.
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*/
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void
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param(const param_type& __param)
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{ _M_param = __param; }
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/**
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* @brief Returns the greatest lower bound value of the distribution.
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*/
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result_type
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min() const
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{ return -std::numeric_limits<result_type>::max(); }
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/**
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* @brief Returns the least upper bound value of the distribution.
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*/
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result_type
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max() const
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{ return std::numeric_limits<result_type>::max(); }
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/**
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* @brief Generating functions.
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*/
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template<typename _UniformRandomNumberGenerator>
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result_type
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operator()(_UniformRandomNumberGenerator& __urng)
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{ return this->operator()(__urng, this->_M_param); }
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template<typename _UniformRandomNumberGenerator>
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result_type
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operator()(_UniformRandomNumberGenerator&,
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const param_type&);
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template<typename _ForwardIterator,
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typename _UniformRandomNumberGenerator>
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void
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__generate(_ForwardIterator __f, _ForwardIterator __t,
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_UniformRandomNumberGenerator& __urng)
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{ this->__generate(__f, __t, __urng, this->param()); }
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template<typename _ForwardIterator,
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typename _UniformRandomNumberGenerator>
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void
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__generate(_ForwardIterator __f, _ForwardIterator __t,
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_UniformRandomNumberGenerator& __urng,
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const param_type& __p)
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{ this->__generate_impl(__f, __t, __urng, __p); }
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template<typename _UniformRandomNumberGenerator>
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void
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__generate(result_type* __f, result_type* __t,
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_UniformRandomNumberGenerator& __urng,
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const param_type& __p)
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{ this->__generate_impl(__f, __t, __urng, __p); }
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/**
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* @brief Return true if two logistic distributions have
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* the same parameters and the sequences that would
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* be generated are equal.
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*/
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template<typename _RealType1>
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friend bool
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operator==(const logistic_distribution<_RealType1>& __d1,
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const logistic_distribution<_RealType1>& __d2)
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{ return __d1.param() == __d2.param(); }
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/**
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* @brief Inserts a %logistic_distribution random number distribution
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* @p __x into the output stream @p __os.
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*
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* @param __os An output stream.
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* @param __x A %logistic_distribution random number distribution.
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*
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* @returns The output stream with the state of @p __x inserted or in
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* an error state.
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*/
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template<typename _RealType1, typename _CharT, typename _Traits>
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friend std::basic_ostream<_CharT, _Traits>&
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operator<<(std::basic_ostream<_CharT, _Traits>&,
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const logistic_distribution<_RealType1>&);
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/**
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* @brief Extracts a %logistic_distribution random number distribution
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* @p __x from the input stream @p __is.
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*
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* @param __is An input stream.
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* @param __x A %logistic_distribution random number
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* generator engine.
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*
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* @returns The input stream with @p __x extracted or in an error state.
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*/
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template<typename _RealType1, typename _CharT, typename _Traits>
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friend std::basic_istream<_CharT, _Traits>&
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operator>>(std::basic_istream<_CharT, _Traits>&,
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logistic_distribution<_RealType1>&);
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private:
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template<typename _ForwardIterator,
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typename _UniformRandomNumberGenerator>
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void
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__generate_impl(_ForwardIterator __f, _ForwardIterator __t,
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_UniformRandomNumberGenerator& __urng,
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const param_type& __p);
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param_type _M_param;
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};
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/**
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* @brief Return true if two logistic distributions are not equal.
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*/
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template<typename _RealType1>
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inline bool
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operator!=(const logistic_distribution<_RealType1>& __d1,
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const logistic_distribution<_RealType1>& __d2)
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{ return !(__d1 == __d2); }
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace __gnu_cxx
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@ -1247,6 +1247,47 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _RealType>
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template<typename _UniformRandomNumberGenerator>
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typename von_mises_distribution<_RealType>::result_type
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von_mises_distribution<_RealType>::
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operator()(_UniformRandomNumberGenerator& __urng,
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const param_type& __p)
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{
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const result_type __pi
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= __gnu_cxx::__math_constants<result_type>::__pi;
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std::__detail::_Adaptor<_UniformRandomNumberGenerator, result_type>
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__aurng(__urng);
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result_type __f;
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while (1)
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{
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result_type __rnd = std::cos(__pi * __aurng());
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__f = (result_type(1) + __p._M_r * __rnd) / (__p._M_r + __rnd);
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result_type __c = __p._M_kappa * (__p._M_r - __f);
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result_type __rnd2 = __aurng();
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if (__c * (result_type(2) - __c) > __rnd2)
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break;
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if (std::log(__c / __rnd2) >= __c - result_type(1))
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break;
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}
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result_type __res = std::acos(__f);
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#if _GLIBCXX_USE_C99_MATH_TR1
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__res = std::copysign(__res, __aurng() - result_type(0.5));
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#else
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if (__aurng() < result_type(0.5))
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__res = -__res;
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#endif
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__res += __p._M_mu;
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if (__res > __pi)
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__res -= result_type(2) * __pi;
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else if (__res < -__pi)
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__res += result_type(2) * __pi;
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return __res;
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}
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template<typename _RealType>
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template<typename _OutputIterator,
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typename _UniformRandomNumberGenerator>
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@ -1413,6 +1454,91 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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return __is;
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}
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template<typename _RealType>
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template<typename _UniformRandomNumberGenerator>
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typename logistic_distribution<_RealType>::result_type
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logistic_distribution<_RealType>::
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operator()(_UniformRandomNumberGenerator& __urng,
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const param_type& __p)
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{
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std::__detail::_Adaptor<_UniformRandomNumberGenerator, result_type>
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__aurng(__urng);
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result_type __arg = result_type(1);
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while (__arg == result_type(1) || __arg == result_type(0))
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__arg = __aurng();
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return __p.a()
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+ __p.b() * std::log(__arg / (result_type(1) - __arg));
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}
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template<typename _RealType>
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template<typename _OutputIterator,
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typename _UniformRandomNumberGenerator>
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void
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logistic_distribution<_RealType>::
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__generate_impl(_OutputIterator __f, _OutputIterator __t,
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_UniformRandomNumberGenerator& __urng,
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const param_type& __p)
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{
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__glibcxx_function_requires(_OutputIteratorConcept<_OutputIterator>)
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std::__detail::_Adaptor<_UniformRandomNumberGenerator, result_type>
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__aurng(__urng);
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while (__f != __t)
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{
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result_type __arg = result_type(1);
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while (__arg == result_type(1) || __arg == result_type(0))
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__arg = __aurng();
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*__f++ = __p.a()
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+ __p.b() * std::log(__arg / (result_type(1) - __arg));
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}
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}
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template<typename _RealType, typename _CharT, typename _Traits>
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std::basic_ostream<_CharT, _Traits>&
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operator<<(std::basic_ostream<_CharT, _Traits>& __os,
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const logistic_distribution<_RealType>& __x)
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{
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typedef std::basic_ostream<_CharT, _Traits> __ostream_type;
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typedef typename __ostream_type::ios_base __ios_base;
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const typename __ios_base::fmtflags __flags = __os.flags();
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const _CharT __fill = __os.fill();
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const std::streamsize __precision = __os.precision();
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const _CharT __space = __os.widen(' ');
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__os.flags(__ios_base::scientific | __ios_base::left);
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__os.fill(__space);
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__os.precision(std::numeric_limits<_RealType>::max_digits10);
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__os << __x.a() << __space << __x.b();
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__os.flags(__flags);
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__os.fill(__fill);
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__os.precision(__precision);
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return __os;
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}
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template<typename _RealType, typename _CharT, typename _Traits>
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std::basic_istream<_CharT, _Traits>&
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operator>>(std::basic_istream<_CharT, _Traits>& __is,
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logistic_distribution<_RealType>& __x)
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{
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typedef std::basic_istream<_CharT, _Traits> __istream_type;
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typedef typename __istream_type::ios_base __ios_base;
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const typename __ios_base::fmtflags __flags = __is.flags();
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__is.flags(__ios_base::dec | __ios_base::skipws);
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_RealType __a, __b;
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__is >> __a >> __b;
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__x.param(typename logistic_distribution<_RealType>::
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param_type(__a, __b));
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__is.flags(__flags);
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return __is;
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}
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace
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|
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@ -0,0 +1,48 @@
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// { dg-options "-std=c++11" }
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// { dg-require-cstdint "" }
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//
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// 2014-07-11 Edward M. Smith-Rowland <3dw4rd@verizon.net>
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//
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// Copyright (C) 2014 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
//
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// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
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// 26.4.8.3.* Class template logistic_distribution [rand.dist.ext.logistic]
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// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist]
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#include <ext/random>
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#include <testsuite_hooks.h>
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|
||||
void
|
||||
test01()
|
||||
{
|
||||
bool test [[gnu::unused]] = true;
|
||||
|
||||
__gnu_cxx::logistic_distribution<> u;
|
||||
VERIFY( u.a() == 0.0 );
|
||||
VERIFY( u.b() == 1.0 );
|
||||
|
||||
typedef __gnu_cxx::logistic_distribution<>::result_type result_type;
|
||||
VERIFY( u.min() == -std::numeric_limits<result_type>::max() );
|
||||
VERIFY( u.max() == std::numeric_limits<result_type>::max() );
|
||||
}
|
||||
|
||||
int
|
||||
main()
|
||||
{
|
||||
test01();
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,48 @@
|
|||
// { dg-options "-std=c++11" }
|
||||
// { dg-require-cstdint "" }
|
||||
//
|
||||
// 2014-07-11 Edward M. Smith-Rowland <3dw4rd@verizon.net>
|
||||
//
|
||||
// Copyright (C) 2014 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
//
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
// 26.4.8.3.* Class template logistic_distribution [rand.dist.ext.logistic]
|
||||
// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist]
|
||||
|
||||
#include <ext/random>
|
||||
#include <testsuite_hooks.h>
|
||||
|
||||
void
|
||||
test01()
|
||||
{
|
||||
bool test [[gnu::unused]] = true;
|
||||
|
||||
__gnu_cxx::logistic_distribution<> u(1.5, 3.0);
|
||||
VERIFY( u.a() == 1.5 );
|
||||
VERIFY( u.b() == 3.0 );
|
||||
|
||||
typedef __gnu_cxx::logistic_distribution<>::result_type result_type;
|
||||
VERIFY( u.min() == -std::numeric_limits<result_type>::max() );
|
||||
VERIFY( u.max() == std::numeric_limits<result_type>::max() );
|
||||
}
|
||||
|
||||
int
|
||||
main()
|
||||
{
|
||||
test01();
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,44 @@
|
|||
// { dg-options "-std=c++11" }
|
||||
// { dg-require-cstdint "" }
|
||||
//
|
||||
// 2014-07-11 Edward M. Smith-Rowland <3dw4rd@verizon.net>
|
||||
//
|
||||
// Copyright (C) 2014 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
//
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
// 26.5.8.4.5 Class template logistic_distribution [rand.dist.ext.logistic]
|
||||
|
||||
#include <ext/random>
|
||||
#include <testsuite_hooks.h>
|
||||
|
||||
void
|
||||
test01()
|
||||
{
|
||||
bool test [[gnu::unused]] = true;
|
||||
|
||||
__gnu_cxx::logistic_distribution<double> u(2.0, 3.0), v, w;
|
||||
|
||||
VERIFY( v == w );
|
||||
VERIFY( !(u == v) );
|
||||
}
|
||||
|
||||
int
|
||||
main()
|
||||
{
|
||||
test01();
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,44 @@
|
|||
// { dg-options "-std=c++11" }
|
||||
// { dg-require-cstdint "" }
|
||||
//
|
||||
// 2014-07-11 Edward M. Smith-Rowland <3dw4rd@verizon.net>
|
||||
//
|
||||
// Copyright (C) 2014 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
//
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
// 26.5.8.4.5 Class template logistic_distribution [rand.dist.ext.logistic]
|
||||
|
||||
#include <ext/random>
|
||||
#include <testsuite_hooks.h>
|
||||
|
||||
void
|
||||
test01()
|
||||
{
|
||||
bool test [[gnu::unused]] = true;
|
||||
|
||||
__gnu_cxx::logistic_distribution<double> u(2.0, 3.0), v, w;
|
||||
|
||||
VERIFY( u != v );
|
||||
VERIFY( !(v != w) );
|
||||
}
|
||||
|
||||
int
|
||||
main()
|
||||
{
|
||||
test01();
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,51 @@
|
|||
// { dg-options "-std=c++11" }
|
||||
// { dg-require-cstdint "" }
|
||||
//
|
||||
// 2014-07-11 Edward M. Smith-Rowland <3dw4rd@verizon.net>
|
||||
//
|
||||
// Copyright (C) 2014 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
//
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
// 26.4.8.3.* Class template logistic_distribution [rand.dist.ext.logistic]
|
||||
// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist]
|
||||
|
||||
#include <ext/random>
|
||||
#include <sstream>
|
||||
#include <testsuite_hooks.h>
|
||||
|
||||
void
|
||||
test01()
|
||||
{
|
||||
bool test [[gnu::unused]] = true;
|
||||
|
||||
std::stringstream str;
|
||||
__gnu_cxx::logistic_distribution<double> u(1.5, 3.0), v;
|
||||
std::minstd_rand0 rng;
|
||||
|
||||
u(rng); // advance
|
||||
str << u;
|
||||
|
||||
str >> v;
|
||||
VERIFY( u == v );
|
||||
}
|
||||
|
||||
int
|
||||
main()
|
||||
{
|
||||
test01();
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,36 @@
|
|||
// { dg-do compile }
|
||||
// { dg-options "-std=c++11" }
|
||||
// { dg-require-cstdint "" }
|
||||
//
|
||||
// 2014-07-11 Edward M. Smith-Rowland <3dw4rd@verizon.net>
|
||||
//
|
||||
// Copyright (C) 2014 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
//
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
// 26.4.8.3.* Class template logistic_distribution [rand.dist.ext.logistic]
|
||||
// 26.4.2.4 Concept RandomNumberDistribution [rand.concept.dist]
|
||||
|
||||
#include <ext/random>
|
||||
|
||||
void
|
||||
test01()
|
||||
{
|
||||
typedef __gnu_cxx::logistic_distribution<double> test_type;
|
||||
|
||||
typedef test_type::result_type result_type;
|
||||
typedef test_type::param_type param_type;
|
||||
}
|
||||
Loading…
Reference in New Issue