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diff --git a/libstdc++-v3/testsuite/experimental/source_location/1.cc b/libstdc++-v3/testsuite/experimental/source_location/1.cc
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+++ b/libstdc++-v3/testsuite/experimental/source_location/1.cc
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+// Copyright (C) 2017 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++14 } }
+
+#include <experimental/source_location>
+#include <experimental/string_view>
+#include <testsuite_hooks.h>
+
+using std::experimental::source_location;
+using std::experimental::string_view;
+
+void
+test01()
+{
+ constexpr source_location loc = source_location::current();
+ static_assert( loc.line() == 30 );
+ // static_assert( loc.column() == 35 );
+ VERIFY( loc.file_name() == __FILE__ );
+ VERIFY( loc.function_name() == string_view(__FUNCTION__) );
+}
+
+struct S {
+ string_view func;
+ source_location loc = source_location::current();
+
+ S(source_location loc = source_location::current())
+ : func(__FUNCTION__), loc(loc) // values of loc will be from call-site
+ {}
+
+ S(int)
+ : func(__FUNCTION__) // values of loc should be hereabouts
+ {}
+};
+
+void test02()
+{
+ S s0;
+ VERIFY( s0.loc.line() == 52 );
+ // static_assert( s0.loc.column() == 7 );
+ VERIFY( s0.loc.file_name() == __FILE__ );
+ VERIFY( s0.loc.function_name() == string_view(__FUNCTION__) );
+
+ S s1(1);
+ VERIFY( s1.loc.line() == 46 );
+ VERIFY( s1.loc.file_name() == __FILE__ );
+ VERIFY( s1.loc.function_name() == s1.func );
+}
+
+source_location f(source_location a = source_location::current()) {
+ return a;
+}
+
+source_location g(string_view& func) {
+ source_location a = source_location::current();
+ func = __FUNCTION__;
+ return a;
+}
+
+void test03()
+{
+ auto loc = f(); // f's first argument corresponds to this line of code
+ VERIFY( loc.line() == 76 );
+ // static_assert( loc.column() == 16 );
+ VERIFY( loc.file_name() == __FILE__ );
+ VERIFY( loc.function_name() == string_view(__FUNCTION__) );
+
+ source_location c = source_location::current();
+ loc = f(c); // f's first argument gets the same values as c, above
+ VERIFY( loc.line() == 82 );
+ // static_assert( loc.column() == 23 );
+ VERIFY( loc.file_name() == __FILE__ );
+ VERIFY( loc.function_name() == string_view(__FUNCTION__) );
+
+ string_view func;
+ loc = g(func);
+ VERIFY( loc.line() == 69 );
+ // static_assert( loc.column() == 23 );
+ VERIFY( loc.file_name() == __FILE__ );
+ VERIFY( loc.function_name() == func );
+}
+
+void
+test04()
+{
+ using std::is_same;
+ using std::uint_least32_t;
+ auto loc = source_location::current();
+ static_assert(is_same<decltype(loc), source_location>::value, "");
+ static_assert(is_same<decltype(loc.line()), uint_least32_t>::value, "");
+ static_assert(is_same<decltype(loc.column()), uint_least32_t>::value, "");
+ static_assert(is_same<decltype(loc.file_name()), const char*>::value, "");
+ static_assert(is_same<decltype(loc.function_name()), const char*>::value, "");
+}
+
+int
+main()
+{
+ test01();
+ test02();
+ test03();
+ test04();
+}