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-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/1.cc110
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/10975.cc56
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/16956.cc60
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/2.cc58
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/1.cc110
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/10975.cc56
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/16956.cc60
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/2.cc58
8 files changed, 568 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/1.cc
new file mode 100644
index 000000000..142cde9c7
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/1.cc
@@ -0,0 +1,110 @@
+// 981208 bkoz test functionality of basic_stringbuf for char_type == char
+
+// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2009, 2010
+// 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/>.
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+std::string str_01("mykonos. . . or what?");
+std::stringbuf strb_01(str_01);
+
+// test overloaded virtual functions
+void test04()
+{
+ bool test __attribute__((unused)) = true;
+ std::string str_tmp;
+ std::streamsize strmsz_1, strmsz_2;
+ typedef std::stringbuf::int_type int_type;
+ typedef std::stringbuf::traits_type traits_type;
+ typedef std::stringbuf::pos_type pos_type;
+ typedef std::stringbuf::off_type off_type;
+
+ int_type c1 = strb_01.sbumpc();
+ int_type c2;
+
+ // BUFFER MANAGEMENT & POSITIONING
+
+ // seekoff
+ // pubseekoff(off_type off, ios_base::seekdir way, ios_base::openmode which)
+ // alters the stream position to off
+ pos_type pt_1(off_type(-1));
+ pos_type pt_2(off_type(0));
+ off_type off_1 = 0;
+ off_type off_2 = 0;
+ strb_01.str(str_01); //in|out ("mykonos. . . or what?");
+
+ //IN|OUT
+ //beg
+ pt_1 = strb_01.pubseekoff(2, std::ios_base::beg);
+ off_1 = off_type(pt_1);
+ VERIFY( off_1 >= 0 );
+ c1 = strb_01.snextc(); //current in pointer +1
+ VERIFY( c1 == 'o' );
+ c2 = strb_01.sputc('x'); //test current out pointer
+ str_tmp = std::string("myxonos. . . or what?");
+ VERIFY( strb_01.str() == str_tmp );
+ //cur
+ pt_1 = strb_01.pubseekoff(2, std::ios_base::cur);
+ off_1 = off_type(pt_1);
+ VERIFY( off_1 == -1 ); // can't seekoff for in and out + cur in sstreams
+ pt_1 = strb_01.pubseekoff(2, std::ios_base::cur, std::ios_base::in);
+ off_1 = off_type(pt_1);
+ pt_2 = strb_01.pubseekoff(2, std::ios_base::cur, std::ios_base::in);
+ off_2 = off_type(pt_2);
+ VERIFY( off_2 == off_1 + 2 );
+ c1 = strb_01.snextc(); //current in pointer + 1
+ VERIFY( c1 == ' ' );
+ c2 = strb_01.sputc('x'); //test current out pointer
+ str_tmp = std::string("myxxnos. . . or what?");
+ VERIFY( strb_01.str() == str_tmp );
+ //end
+ pt_2 = strb_01.pubseekoff(2, std::ios_base::end);
+ off_1 = off_type(pt_2);
+ VERIFY( off_1 == -1 ); // not a valid position
+ VERIFY( strb_01.str() == str_tmp );
+ // end part two (from the filebuf tests)
+ strb_01.pubseekoff(0, std::ios_base::end);
+ strmsz_1 = strb_01.in_avail(); // 0 cuz at the end
+ c1 = strb_01.sgetc();
+ c2 = strb_01.sungetc();
+ strmsz_2 = strb_01.in_avail(); // 1
+ strb_01.sgetc();
+ VERIFY( c1 != c2 );
+ VERIFY( strmsz_2 != strmsz_1 );
+ VERIFY( strmsz_2 == 1 );
+ // end part three
+ strmsz_1 = strb_01.str().size();
+ strmsz_2 = strb_01.sputn(" ravi shankar meets carlos santana in LoHa", 90);
+ strb_01.pubseekoff(0, std::ios_base::end);
+ strb_01.sputc('<');
+ str_tmp = strb_01.str();
+ VERIFY(static_cast<std::streamsize>(str_tmp.size()) == strmsz_1 + strmsz_2 + 1);
+ // IN
+ // OUT
+}
+
+int main()
+{
+ test04();
+ return 0;
+}
+
+
+
+// more candy!!!
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/10975.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/10975.cc
new file mode 100644
index 000000000..9638f788c
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/10975.cc
@@ -0,0 +1,56 @@
+// 2004-09-30 Paolo Carlini <pcarlini@suse.de>
+
+// Copyright (C) 2004, 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/>.
+
+// 27.7.1.3 Overridden virtual functions
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+// libstdc++/10975
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+ typedef streambuf::pos_type pos_type;
+ typedef streambuf::off_type off_type;
+
+ const pos_type good = pos_type(off_type(0));
+ const pos_type bad = pos_type(off_type(-1));
+ pos_type p;
+
+ stringbuf sbuf;
+
+ p = sbuf.pubseekoff(0, ios_base::cur, ios_base::in);
+ VERIFY( p == good );
+
+ p = sbuf.pubseekoff(0, ios_base::beg, ios_base::out);
+ VERIFY( p == good );
+
+ p = sbuf.pubseekoff(0, ios_base::end);
+ VERIFY( p == good );
+
+ p = sbuf.pubseekoff(0, ios_base::cur);
+ VERIFY( p == bad );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/16956.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/16956.cc
new file mode 100644
index 000000000..724a12d2d
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/16956.cc
@@ -0,0 +1,60 @@
+// 2004-08-12 Paolo Carlini <pcarlini@suse.de>
+
+// Copyright (C) 2004, 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/>.
+
+// 27.7.1.3 Overridden virtual functions
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+// libstdc++/16956
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+
+ typedef stringbuf::int_type int_type;
+ typedef stringbuf::traits_type traits_type;
+ typedef stringbuf::pos_type pos_type;
+ typedef stringbuf::off_type off_type;
+
+ stringbuf strb_01("lara's place", ios_base::in);
+ pos_type pt_1 = strb_01.pubseekoff(5, ios_base::cur, ios_base::in);
+ int_type c1 = strb_01.sgetc();
+ VERIFY( c1 != traits_type::eof() );
+ pos_type pt_2 = strb_01.pubseekoff(2, ios_base::cur, ios_base::in);
+ pos_type pt_3 = strb_01.pubseekpos(pt_1, ios_base::in);
+ int_type c2 = strb_01.sbumpc();
+ VERIFY( off_type(pt_3) == off_type(pt_2) - 2 );
+ VERIFY( c2 == c1 );
+
+ stringbuf strb_02("-", ios_base::out);
+ pos_type pt_4 = strb_02.pubseekoff(0, ios_base::cur, ios_base::out);
+ strb_02.sputn("red", 3);
+ pos_type pt_5 = strb_02.pubseekoff(-3, ios_base::cur, ios_base::out);
+ strb_02.pubseekpos(pt_5, ios_base::out);
+ VERIFY( off_type(pt_5) == off_type(pt_4) );
+ strb_02.sputn("blu", 3);
+ VERIFY( strb_02.str() == "blu" );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/2.cc
new file mode 100644
index 000000000..a1d05d72a
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/char/2.cc
@@ -0,0 +1,58 @@
+// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
+
+// Copyright (C) 2001, 2002, 2003, 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/>.
+
+// 27.7.1.3 Overridden virtual functions
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+void test02(std::stringbuf& in, bool pass)
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+ typedef streambuf::pos_type pos_type;
+ typedef streambuf::off_type off_type;
+ pos_type bad = pos_type(off_type(-1));
+ pos_type p = 0;
+
+ // seekoff
+ p = in.pubseekoff(0, ios_base::beg, ios_base::in);
+ if (pass)
+ VERIFY( p != bad );
+
+ p = in.pubseekoff(0, ios_base::beg, ios_base::out);
+ VERIFY( p == bad );
+
+ p = in.pubseekoff(0, ios_base::beg);
+ VERIFY( p == bad );
+}
+
+int main()
+{
+ using namespace std;
+
+ // movie star, submarine scientist!
+ stringbuf in1("Hedy Lamarr", ios_base::in);
+ stringbuf in2(ios_base::in);
+ stringbuf in3("", ios_base::in);
+ test02(in1, true);
+ test02(in2, false);
+ test02(in3, false);
+ return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/1.cc
new file mode 100644
index 000000000..1b0ee5fe5
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/1.cc
@@ -0,0 +1,110 @@
+// 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
+
+// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2009, 2010
+// 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/>.
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+std::wstring str_01(L"mykonos. . . or what?");
+std::wstringbuf strb_01(str_01);
+
+// test overloaded virtual functions
+void test04()
+{
+ bool test __attribute__((unused)) = true;
+ std::wstring str_tmp;
+ std::streamsize strmsz_1, strmsz_2;
+ typedef std::wstringbuf::int_type int_type;
+ typedef std::wstringbuf::traits_type traits_type;
+ typedef std::wstringbuf::pos_type pos_type;
+ typedef std::wstringbuf::off_type off_type;
+
+ int_type c1 = strb_01.sbumpc();
+ int_type c2;
+
+ // BUFFER MANAGEMENT & POSITIONING
+
+ // seekoff
+ // pubseekoff(off_type off, ios_base::seekdir way, ios_base::openmode which)
+ // alters the stream position to off
+ pos_type pt_1(off_type(-1));
+ pos_type pt_2(off_type(0));
+ off_type off_1 = 0;
+ off_type off_2 = 0;
+ strb_01.str(str_01); //in|out ("mykonos. . . or what?");
+
+ //IN|OUT
+ //beg
+ pt_1 = strb_01.pubseekoff(2, std::ios_base::beg);
+ off_1 = off_type(pt_1);
+ VERIFY( off_1 >= 0 );
+ c1 = strb_01.snextc(); //current in pointer +1
+ VERIFY( c1 == L'o' );
+ c2 = strb_01.sputc(L'x'); //test current out pointer
+ str_tmp = std::wstring(L"myxonos. . . or what?");
+ VERIFY( strb_01.str() == str_tmp );
+ //cur
+ pt_1 = strb_01.pubseekoff(2, std::ios_base::cur);
+ off_1 = off_type(pt_1);
+ VERIFY( off_1 == -1 ); // can't seekoff for in and out + cur in sstreams
+ pt_1 = strb_01.pubseekoff(2, std::ios_base::cur, std::ios_base::in);
+ off_1 = off_type(pt_1);
+ pt_2 = strb_01.pubseekoff(2, std::ios_base::cur, std::ios_base::in);
+ off_2 = off_type(pt_2);
+ VERIFY( off_2 == off_1 + 2 );
+ c1 = strb_01.snextc(); //current in pointer + 1
+ VERIFY( c1 == L' ' );
+ c2 = strb_01.sputc(L'x'); //test current out pointer
+ str_tmp = std::wstring(L"myxxnos. . . or what?");
+ VERIFY( strb_01.str() == str_tmp );
+ //end
+ pt_2 = strb_01.pubseekoff(2, std::ios_base::end);
+ off_1 = off_type(pt_2);
+ VERIFY( off_1 == -1 ); // not a valid position
+ VERIFY( strb_01.str() == str_tmp );
+ // end part two (from the filebuf tests)
+ strb_01.pubseekoff(0, std::ios_base::end);
+ strmsz_1 = strb_01.in_avail(); // 0 cuz at the end
+ c1 = strb_01.sgetc();
+ c2 = strb_01.sungetc();
+ strmsz_2 = strb_01.in_avail(); // 1
+ strb_01.sgetc();
+ VERIFY( c1 != c2 );
+ VERIFY( strmsz_2 != strmsz_1 );
+ VERIFY( strmsz_2 == 1 );
+ // end part three
+ strmsz_1 = strb_01.str().size();
+ strmsz_2 = strb_01.sputn(L" ravi shankar meets carlos santana in LoHa", 90);
+ strb_01.pubseekoff(0, std::ios_base::end);
+ strb_01.sputc(L'<');
+ str_tmp = strb_01.str();
+ VERIFY(static_cast<std::streamsize>(str_tmp.size()) == strmsz_1 + strmsz_2 + 1);
+ // IN
+ // OUT
+}
+
+int main()
+{
+ test04();
+ return 0;
+}
+
+
+
+// more candy!!!
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/10975.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/10975.cc
new file mode 100644
index 000000000..b83f07e13
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/10975.cc
@@ -0,0 +1,56 @@
+// 2004-09-30 Paolo Carlini <pcarlini@suse.de>
+
+// Copyright (C) 2004, 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/>.
+
+// 27.7.1.3 Overridden virtual functions
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+// libstdc++/10975
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+ typedef wstreambuf::pos_type pos_type;
+ typedef wstreambuf::off_type off_type;
+
+ const pos_type good = pos_type(off_type(0));
+ const pos_type bad = pos_type(off_type(-1));
+ pos_type p;
+
+ wstringbuf sbuf;
+
+ p = sbuf.pubseekoff(0, ios_base::cur, ios_base::in);
+ VERIFY( p == good );
+
+ p = sbuf.pubseekoff(0, ios_base::beg, ios_base::out);
+ VERIFY( p == good );
+
+ p = sbuf.pubseekoff(0, ios_base::end);
+ VERIFY( p == good );
+
+ p = sbuf.pubseekoff(0, ios_base::cur);
+ VERIFY( p == bad );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/16956.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/16956.cc
new file mode 100644
index 000000000..4e79b97cd
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/16956.cc
@@ -0,0 +1,60 @@
+// 2004-08-12 Paolo Carlini <pcarlini@suse.de>
+
+// Copyright (C) 2004, 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/>.
+
+// 27.7.1.3 Overridden virtual functions
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+// libstdc++/16956
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+
+ typedef wstringbuf::int_type int_type;
+ typedef wstringbuf::traits_type traits_type;
+ typedef wstringbuf::pos_type pos_type;
+ typedef wstringbuf::off_type off_type;
+
+ wstringbuf strb_01(L"lara's place", ios_base::in);
+ pos_type pt_1 = strb_01.pubseekoff(5, ios_base::cur, ios_base::in);
+ int_type c1 = strb_01.sgetc();
+ VERIFY( c1 != traits_type::eof() );
+ pos_type pt_2 = strb_01.pubseekoff(2, ios_base::cur, ios_base::in);
+ pos_type pt_3 = strb_01.pubseekpos(pt_1, ios_base::in);
+ int_type c2 = strb_01.sbumpc();
+ VERIFY( off_type(pt_3) == off_type(pt_2) - 2 );
+ VERIFY( c2 == c1 );
+
+ wstringbuf strb_02(L"-", ios_base::out);
+ pos_type pt_4 = strb_02.pubseekoff(0, ios_base::cur, ios_base::out);
+ strb_02.sputn(L"red", 3);
+ pos_type pt_5 = strb_02.pubseekoff(-3, ios_base::cur, ios_base::out);
+ strb_02.pubseekpos(pt_5, ios_base::out);
+ VERIFY( off_type(pt_5) == off_type(pt_4) );
+ strb_02.sputn(L"blu", 3);
+ VERIFY( strb_02.str() == L"blu" );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/2.cc
new file mode 100644
index 000000000..7aefcac93
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/seekoff/wchar_t/2.cc
@@ -0,0 +1,58 @@
+// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
+
+// Copyright (C) 2001, 2002, 2003, 2004, 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/>.
+
+// 27.7.1.3 Overridden virtual functions
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+void test02(std::wstringbuf& in, bool pass)
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+ typedef wstreambuf::pos_type pos_type;
+ typedef wstreambuf::off_type off_type;
+ pos_type bad = pos_type(off_type(-1));
+ pos_type p = 0;
+
+ // seekoff
+ p = in.pubseekoff(0, ios_base::beg, ios_base::in);
+ if (pass)
+ VERIFY( p != bad );
+
+ p = in.pubseekoff(0, ios_base::beg, ios_base::out);
+ VERIFY( p == bad );
+
+ p = in.pubseekoff(0, ios_base::beg);
+ VERIFY( p == bad );
+}
+
+int main()
+{
+ using namespace std;
+
+ // movie star, submarine scientist!
+ wstringbuf in1(L"Hedy Lamarr", ios_base::in);
+ wstringbuf in2(ios_base::in);
+ wstringbuf in3(L"", ios_base::in);
+ test02(in1, true);
+ test02(in2, false);
+ test02(in3, false);
+ return 0;
+}