--- /dev/null
+// { dg-require-namedlocale "" }
+// { dg-require-fork "" }
+// { dg-require-mkfifo "" }
+
+// 2004-01-11 Petur Runolfsson <peturr02@ru.is>
+
+// Copyright (C) 2004, 2005, 2006, 2007, 2009 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/>.
+
+// 27.8.1.4 Overridden virtual functions
+
+#include <fstream>
+#include <locale>
+#include <cstdlib>
+
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <testsuite_hooks.h>
+
+// libstdc++/13582
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+ using namespace __gnu_test;
+
+ locale loc_en(locale("en_US"));
+ locale loc_fr(locale("fr_FR"));
+
+ const char* name = "tmp_fifo_13582-2";
+ unlink(name);
+ mkfifo(name, S_IRWXU);
+
+ int child = fork();
+ if (child == 0)
+ {
+ filebuf fbout;
+ fbout.open(name, ios_base::out);
+ fbout.sputn("12345", 5);
+ fbout.pubsync();
+ fbout.close();
+ exit(0);
+ }
+
+ filebuf fbin;
+ fbin.open(name, ios_base::in);
+ filebuf::int_type n = fbin.sbumpc();
+ VERIFY( n == '1' );
+ fbin.pubimbue(loc_en);
+ n = fbin.sbumpc();
+ VERIFY( n == '2' );
+ fbin.pubimbue(loc_fr);
+ n = fbin.sbumpc();
+ VERIFY( n == '3' );
+ n = fbin.sbumpc();
+ VERIFY( n == '4' );
+ n = fbin.sbumpc();
+ VERIFY( n == '5' );
+ n = fbin.sbumpc();
+ VERIFY( n == filebuf::traits_type::eof() );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}