cxx/test/numerics/rand/rand.eng/rand.eng.sub/copy.pass.cpp
2011-04-11 18:22:12 +00:00

55 lines
1.0 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <random>
// template<class UIntType, size_t w, size_t s, size_t r>
// class subtract_with_carry_engine;
// subtract_with_carry_engine(const subtract_with_carry_engine&);
#include <random>
#include <cassert>
void
test1()
{
typedef std::ranlux24_base E;
E e1;
e1();
E e2 = e1;
assert(e1 == e2);
assert(e1() == e2());
E::result_type k = e1();
assert(e1 != e2);
assert(e2() == k);
assert(e1 == e2);
}
void
test2()
{
typedef std::ranlux48_base E;
E e1;
e1();
E e2(e1);
assert(e1 == e2);
assert(e1() == e2());
E::result_type k = e1();
assert(e1 != e2);
assert(e2() == k);
assert(e1 == e2);
}
int main()
{
test1();
test2();
}