old-autovect-branch/libstdc++-v3/testsuite/27_io/manipulators/standard/wchar_t/2.cc

   1 // { dg-options "-fno-implicit-templates" }
   2
   3 // Copyright (C) 2004 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 2, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING.  If not, write to the Free
  18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // Some members need to be explicitly instantiated, so that users can build
  22 // their own code with -fno-implicit-templates and not suffer from a zillion
  23 // link errors.
  24
  25 #include <istream>
  26 #include <ostream>
  27 #include <sstream>
  28 #include <iomanip>
  29 #include <testsuite_hooks.h>
  30
  31 // PR libstdc++/3829
  32 void
  33 test01()
  34 {
  35   using namespace std;
  36   bool test __attribute__((unused)) = true;
  37   wstring x(L"   this is text");
  38   wistringstream  sin(x);
  39   wostringstream  sout;
  40
  41   // same order as in bits/std_iomanip.h
  42   sin >> resetiosflags(ios_base::dec)
  43       >> setiosflags(ios_base::dec)
  44       >> setbase(ios_base::dec)
  45       >> setfill(L'c')
  46       >> setprecision(5)
  47       >> setw(20)
  48       >> ws;
  49   VERIFY(sin.good());
  50
  51   sout << resetiosflags(ios_base::dec)
  52        << setiosflags(ios_base::dec)
  53        << setbase(ios_base::dec)
  54        << setfill(L'c')
  55        << setprecision(5)
  56        << setw(20)
  57        << ends << flush << endl;
  58   VERIFY(sout.good());
  59 }
  60
  61 int
  62 main()
  63 {
  64   test01();
  65   return 0;
  66 }