PR libstdc++/88681 export missing symbols

These new facet functions were added to GCC 5.1 but the versions for the
old std::string ABI were never exported from the shared library.

	PR libstdc++/88681
	* config/abi/pre/gnu.ver: Add missing exports.
	* testsuite/22_locale/collate_byname/88681.cc: New test.
	* testsuite/22_locale/time_get/get/char/88681.cc: New test.
	* testsuite/22_locale/time_get/get/wchar_t/88681.cc: New test.

From-SVN: r267563

3 files changed, 150 insertions, 0 deletions

diff --git a/libstdc++-v3/testsuite/22_locale/collate_byname/88681.cc b/libstdc++-v3/testsuite/22_locale/collate_byname/88681.cc
new file mode 100644
index 0000000..863319d
--- /dev/null
+++ b/libstdc++-v3/testsuite/22_locale/collate_byname/88681.cc
@@ -0,0 +1,48 @@
+// 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 "-fno-inline" }
+// { dg-do link { target c++11 } }
+
+#undef _GLIBCXX_USE_CXX11_ABI
+#define _GLIBCXX_USE_CXX11_ABI 0
+#include <locale>
+#include <string>
+
+std::string s = "C";
+
+template<typename C>
+struct facet : std::collate_byname<C>
+{
+  facet() : std::collate_byname<C>(s) { }
+};
+
+void
+test01()
+{
+  facet<char> c;
+
+#ifdef _GLIBCXX_USE_WCHAR_T
+  facet<wchar_t> w;
+#endif
+}
+
+int
+main()
+{
+  test01();
+}
diff --git a/libstdc++-v3/testsuite/22_locale/time_get/get/char/88681.cc b/libstdc++-v3/testsuite/22_locale/time_get/get/char/88681.cc
new file mode 100644
index 0000000..5365871
--- /dev/null
+++ b/libstdc++-v3/testsuite/22_locale/time_get/get/char/88681.cc
@@ -0,0 +1,51 @@
+// 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 "-fno-inline" }
+// { dg-do link { target c++11 } }
+
+#undef _GLIBCXX_USE_CXX11_ABI
+#define _GLIBCXX_USE_CXX11_ABI 0
+#include <locale>
+#include <sstream>
+
+using C = char;
+
+void
+test01()
+{
+  using namespace std;
+
+  locale loc_c = locale::classic();
+
+  basic_istringstream<C> iss;
+  iss.imbue(loc_c);
+  const time_get<C>& tget = use_facet<time_get<C>>(iss.getloc());
+  typedef istreambuf_iterator<C> iter;
+  const iter end;
+
+  tm time;
+  ios_base::iostate err = ios_base::badbit;
+
+  tget.get(iter(iss), end, iss, err, &time, 'Y');
+}
+
+int
+main()
+{
+  test01();
+}
diff --git a/libstdc++-v3/testsuite/22_locale/time_get/get/wchar_t/88681.cc b/libstdc++-v3/testsuite/22_locale/time_get/get/wchar_t/88681.cc
new file mode 100644
index 0000000..cae6251
--- /dev/null
+++ b/libstdc++-v3/testsuite/22_locale/time_get/get/wchar_t/88681.cc
@@ -0,0 +1,51 @@
+// 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 "-fno-inline" }
+// { dg-do link { target c++11 } }
+
+#undef _GLIBCXX_USE_CXX11_ABI
+#define _GLIBCXX_USE_CXX11_ABI 0
+#include <locale>
+#include <sstream>
+
+using C = wchar_t;
+
+void
+test01()
+{
+  using namespace std;
+
+  locale loc_c = locale::classic();
+
+  basic_istringstream<C> iss;
+  iss.imbue(loc_c);
+  const time_get<C>& tget = use_facet<time_get<C>>(iss.getloc());
+  typedef istreambuf_iterator<C> iter;
+  const iter end;
+
+  tm time;
+  ios_base::iostate err = ios_base::badbit;
+
+  tget.get(iter(iss), end, iss, err, &time, 'Y');
+}
+
+int
+main()
+{
+  test01();
+}