1 files changed, 37 insertions, 0 deletions
diff --git a/libcxx/test/std/re/re.traits/default.pass.cpp b/libcxx/test/std/re/re.traits/default.pass.cpp
new file mode 100644
index 00000000000..c9a97e025ac
--- /dev/null
+++ b/libcxx/test/std/re/re.traits/default.pass.cpp
@@ -0,0 +1,37 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <regex>
+
+// template <class charT> struct regex_traits;
+
+// regex_traits();
+
+#include <regex>
+#include <cassert>
+
+#include "platform_support.h" // locale name macros
+
+int main()
+{
+    {
+        std::regex_traits<char> t1;
+        assert(t1.getloc().name() == "C");
+        std::regex_traits<wchar_t> t2;
+        assert(t2.getloc().name() == "C");
+    }
+    {
+        std::locale::global(std::locale(LOCALE_en_US_UTF_8));
+        std::regex_traits<char> t1;
+        assert(t1.getloc().name() == LOCALE_en_US_UTF_8);
+        std::regex_traits<wchar_t> t2;
+        assert(t2.getloc().name() == LOCALE_en_US_UTF_8);
+    }
+}