cxx/test/numerics/rand/rand.adapt/rand.adapt.shuf/discard.pass.cpp
Howard Hinnant bc8d3f97eb libcxx initial import
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-11 19:42:16 +00:00

38 lines
708 B
C++

//===----------------------------------------------------------------------===//
//
// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <random>
// template<class Engine, size_t k>
// class shuffle_order_engine
// void discard(unsigned long long z);
#include <random>
#include <cassert>
void
test1()
{
std::knuth_b e1;
std::knuth_b e2 = e1;
assert(e1 == e2);
e1.discard(3);
assert(e1 != e2);
e2();
e2();
e2();
assert(e1 == e2);
}
int main()
{
test1();
}