cxx/test/numerics/rand/rand.util/rand.util.seedseq/initializer_list.pass.cpp

34 lines
797 B
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <random>
// class seed_seq;
// template<class T>
// seed_seq(initializer_list<T> il);
#include <random>
#include <cassert>
int main()
{
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
std::seed_seq s= {5, 4, 3, 2, 1};
assert(s.size() == 5);
unsigned b[5] = {0};
s.param(b);
assert(b[0] == 5);
assert(b[1] == 4);
assert(b[2] == 3);
assert(b[3] == 2);
assert(b[4] == 1);
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
}