1 files changed, 40 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/83833.cc b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/83833.cc
new file mode 100644
index 00000000000..821a1a40e2a
--- /dev/null
+++ b/libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/83833.cc
@@ -0,0 +1,40 @@
+// Copyright (C) 2018 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+// { dg-do run { target c++11 } }
+// { dg-additional-options "-ffloat-store" { target { m68*-*-* || ia32 } } }
+
+#include <random>
+#include <testsuite_hooks.h>
+
+void
+test01()
+{
+  std::default_random_engine r1, r2;
+  using chi = std::chi_squared_distribution<double>;
+  chi::param_type p(5);
+  chi d1(p);
+  chi d2;
+  d2.param(p);
+  VERIFY( d1(r1) == d2(r2) ); // PR libstdc++/83833
+}
+
+int
+main()
+{
+  test01();
+}