1 files changed, 22 insertions, 0 deletions
diff --git a/libcxx/test/std/numerics/rand/rand.predef/ranlux48.pass.cpp b/libcxx/test/std/numerics/rand/rand.predef/ranlux48.pass.cpp
new file mode 100644
index 00000000000..f15dfd5493e
--- /dev/null
+++ b/libcxx/test/std/numerics/rand/rand.predef/ranlux48.pass.cpp
@@ -0,0 +1,22 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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>
+
+// typedef discard_block_engine<ranlux48_base, 389, 11>                ranlux48;
+
+#include <random>
+#include <cassert>
+
+int main()
+{
+    std::ranlux48 e;
+    e.discard(9999);
+    assert(e() == 249142670248501ull);
+}