cxx/test/numerics/rand/rand.dis/rand.dist.pois/rand.dist.pois.poisson/ctor_param.pass.cpp
Howard Hinnant 4ff556cf62 [rand.dist.pois.poisson]
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103814 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-14 21:38:54 +00:00

30 lines
692 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <random>
// template<class IntType = int>
// class poisson_distribution
// explicit poisson_distribution(const param_type& parm);
#include <random>
#include <cassert>
int main()
{
{
typedef std::poisson_distribution<> D;
typedef D::param_type P;
P p(0.25);
D d(p);
assert(d.mean() == 0.25);
}
}