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diff --git a/test/std/numerics/rand/rand.eng/rand.eng.mers/eval.pass.cpp b/test/std/numerics/rand/rand.eng/rand.eng.mers/eval.pass.cpp
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index 000000000000..0b17a8577067
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+++ b/test/std/numerics/rand/rand.eng/rand.eng.mers/eval.pass.cpp
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+//===----------------------------------------------------------------------===//
+//
+// 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 n, size_t m, size_t r,
+// UIntType a, size_t u, UIntType d, size_t s,
+// UIntType b, size_t t, UIntType c, size_t l, UIntType f>
+// class mersenne_twister_engine;
+
+// result_type operator()();
+
+#include <random>
+#include <sstream>
+#include <cassert>
+
+void
+test1()
+{
+ std::mt19937 e;
+ assert(e() == 3499211612u);
+ assert(e() == 581869302u);
+ assert(e() == 3890346734u);
+}
+
+void
+test2()
+{
+ std::mt19937_64 e;
+ assert(e() == 14514284786278117030ull);
+ assert(e() == 4620546740167642908ull);
+ assert(e() == 13109570281517897720ull);
+}
+
+int main()
+{
+ test1();
+ test2();
+}