cxx/test/algorithms/alg.modifying.operations/alg.random.shuffle/random_shuffle_rand.pass.cpp
2010-05-11 21:36:01 +00:00

37 lines
885 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <algorithm>
// template<RandomAccessIterator Iter, Callable<auto, Iter::difference_type> Rand>
// requires ShuffleIterator<Iter>
// && Convertible<Rand::result_type, Iter::difference_type>
// void
// random_shuffle(Iter first, Iter last, Rand&& rand);
#include <algorithm>
#include "../../iterators.h"
struct gen
{
int operator()(int n)
{
return 0;
}
};
int main()
{
int ia[] = {1, 2, 3, 4};
const unsigned sa = sizeof(ia)/sizeof(ia[0]);
gen r;
std::random_shuffle(ia, ia+sa, r);
}