1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 // <random>
11
12 // template<class Engine, size_t w, class UIntType>
13 // class independent_bits_engine
14 // {
15 // public:
16 // // types
17 // typedef UIntType result_type;
18 //
19 // // engine characteristics
20 // static constexpr result_type min() { return 0; }
21 // static constexpr result_type max() { return 2^w - 1; }
22
23 #include <random>
24 #include <type_traits>
25 #include <cassert>
26
27 void
test1()28 test1()
29 {
30 typedef std::independent_bits_engine<std::ranlux24, 32, unsigned> E;
31 /*static_*/assert((E::min() == 0)/*, ""*/);
32 /*static_*/assert((E::max() == 0xFFFFFFFF)/*, ""*/);
33 }
34
35 void
test2()36 test2()
37 {
38 typedef std::independent_bits_engine<std::ranlux48, 64, unsigned long long> E;
39 /*static_*/assert((E::min() == 0)/*, ""*/);
40 /*static_*/assert((E::max() == 0xFFFFFFFFFFFFFFFFull)/*, ""*/);
41 }
42
main()43 int main()
44 {
45 test1();
46 test2();
47 }
48