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      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 UIntType, size_t w, size_t n, size_t m, size_t r,
     13 //           UIntType a, size_t u, UIntType d, size_t s,
     14 //           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
     15 // class mersenne_twister_engine;
     16 
     17 // result_type operator()();
     18 
     19 #include <random>
     20 #include <sstream>
     21 #include <cassert>
     22 
     23 void
     24 test1()
     25 {
     26     std::mt19937 e;
     27     assert(e() == 3499211612u);
     28     assert(e() == 581869302u);
     29     assert(e() == 3890346734u);
     30 }
     31 
     32 void
     33 test2()
     34 {
     35     std::mt19937_64 e;
     36     assert(e() == 14514284786278117030ull);
     37     assert(e() == 4620546740167642908ull);
     38     assert(e() == 13109570281517897720ull);
     39 }
     40 
     41 int main()
     42 {
     43     test1();
     44     test2();
     45 }
     46