1 files changed, 31 insertions, 0 deletions
diff --git a/test/std/localization/locales/locale.convenience/conversions/conversions.character/toupper.pass.cpp b/test/std/localization/locales/locale.convenience/conversions/conversions.character/toupper.pass.cpp
new file mode 100644
index 000000000000..3299a3d00b2b
--- /dev/null
+++ b/test/std/localization/locales/locale.convenience/conversions/conversions.character/toupper.pass.cpp
@@ -0,0 +1,31 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <locale>
+
+// template <class charT> charT toupper(charT c, const locale& loc);
+
+#include <locale>
+#include <cassert>
+
+int main()
+{
+    std::locale l;
+    assert(std::toupper(' ', l) == ' ');
+    assert(std::toupper('<', l) == '<');
+    assert(std::toupper('\x8', l) == '\x8');
+    assert(std::toupper('A', l) == 'A');
+    assert(std::toupper('a', l) == 'A');
+    assert(std::toupper('z', l) == 'Z');
+    assert(std::toupper('3', l) == '3');
+    assert(std::toupper('.', l) == '.');
+    assert(std::toupper('f', l) == 'F');
+    assert(std::toupper('9', l) == '9');
+    assert(std::toupper('+', l) == '+');
+}