1 files changed, 55 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/path/construct/90281.cc b/libstdc++-v3/testsuite/experimental/filesystem/path/construct/90281.cc
new file mode 100644
index 00000000000..3640b00ec53
--- /dev/null
+++ b/libstdc++-v3/testsuite/experimental/filesystem/path/construct/90281.cc
@@ -0,0 +1,55 @@
+// Copyright (C) 2019 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-options "-lstdc++fs" }
+// { dg-do run { target c++11 } }
+// { dg-require-filesystem-ts "" }
+
+#include <experimental/filesystem>
+#include <testsuite_hooks.h>
+
+namespace fs = std::experimental::filesystem;
+
+template<bool B = std::is_same<fs::path::value_type, char>::value>
+typename std::enable_if<B, const char*>::type
+code_units()
+{ return "\xf0\x9d\x84\x9e"; }
+
+template<bool B = std::is_same<fs::path::value_type, wchar_t>::value>
+typename std::enable_if<B, const wchar_t*>::type
+code_units()
+{ return L"\xD834\xDD1E"; }
+
+// PR libstdc++/90281
+void
+test01()
+{
+  const fs::path::string_type expected = code_units();
+
+  fs::path p8 = fs::u8path(u8"\U0001D11E");
+  VERIFY( p8.native() == expected );
+  fs::path p16(u"\U0001D11E");
+  VERIFY( p16.native() == expected );
+  fs::path p32(U"\U0001D11E");
+  VERIFY( p32.native() == expected );
+}
+
+int
+main()
+{
+  test01();
+}