Merge to upstream r225300.

Change-Id: I2b23715db9ac129ff80aa78ad5824db0a4d6fbb3

test/std/diagnostics/std.exceptions/invalid.argument/invalid_argument.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// test invalid_argument
+
+#include <stdexcept>
+#include <type_traits>
+#include <cstring>
+#include <string>
+#include <cassert>
+
+int main()
+{
+    static_assert((std::is_base_of<std::logic_error, std::invalid_argument>::value),
+                 "std::is_base_of<std::logic_error, std::invalid_argument>::value");
+    static_assert(std::is_polymorphic<std::invalid_argument>::value,
+                 "std::is_polymorphic<std::invalid_argument>::value");
+    {
+    const char* msg = "invalid_argument message";
+    std::invalid_argument e(msg);
+    assert(std::strcmp(e.what(), msg) == 0);
+    std::invalid_argument e2(e);
+    assert(std::strcmp(e2.what(), msg) == 0);
+    e2 = e;
+    assert(std::strcmp(e2.what(), msg) == 0);
+    }
+    {
+    std::string msg("another invalid_argument message");
+    std::invalid_argument e(msg);
+    assert(e.what() == msg);
+    std::invalid_argument e2(e);
+    assert(e2.what() == msg);
+    e2 = e;
+    assert(e2.what() == msg);
+    }
+}