libstdc++-v3/testsuite/tr1/8_c_compatibility/cwchar/functions.cc

   1 // { dg-do compile }
   2
   3 // 2006-02-03  Paolo Carlini  <pcarlini@suse.de>
   4 //
   5 // Copyright (C) 2006-2021 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12 //
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 8.6 Additions to header <cwchar>
  23
  24 #include <tr1/cwchar>
  25 #include <cstdio>
  26 #include <cstdarg>
  27
  28 #if _GLIBCXX_USE_WCHAR_T
  29
  30 void test01(int dummy, ...)
  31 {
  32   std::va_list arg;
  33   va_start(arg, dummy);
  34
  35 #if _GLIBCXX_HAVE_WCSTOF
  36   const wchar_t* nptr1 = 0;
  37   wchar_t** endptr1 = 0;
  38   float fret;
  39   fret = std::tr1::wcstof(nptr1, endptr1);
  40
  41   fret = fret; // Suppress unused warning.
  42 #endif
  43
  44 #if _GLIBCXX_HAVE_VFWSCANF
  45   FILE* stream = 0;
  46   const wchar_t* format1 = 0;
  47   int ret1;
  48   ret1 = std::tr1::vfwscanf(stream, format1, arg);
  49
  50   ret1 = ret1; // Suppress unused warning.
  51 #endif
  52
  53 #if _GLIBCXX_HAVE_VSWSCANF
  54   const wchar_t* s = 0;
  55   const wchar_t* format2 = 0;
  56   int ret2;
  57   ret2 = std::tr1::vswscanf(s, format2, arg);
  58
  59   ret2 = ret2; // Suppress unused warning.
  60 #endif
  61
  62 #if _GLIBCXX_HAVE_VWSCANF
  63   const wchar_t* format3 = 0;
  64   int ret3;
  65   ret3 = std::tr1::vwscanf(format3, arg);
  66
  67   ret3 = ret3; // Suppress unused warning.
  68 #endif
  69
  70 #if _GLIBCXX_USE_C99_WCHAR
  71
  72   const wchar_t* nptr2 = 0;
  73   wchar_t** endptr2 = 0;
  74   long double ldret;
  75   ldret = std::tr1::wcstold(nptr2, endptr2);
  76
  77   int base = 0;
  78   long long llret;
  79   unsigned long long ullret;
  80   llret = std::tr1::wcstoll(nptr2, endptr2, base);
  81   ullret = std::tr1::wcstoull(nptr2, endptr2, base);
  82
  83   ldret = ldret; // Suppress unused warnings.
  84   llret = llret;
  85   ullret = ullret;
  86
  87 #endif
  88 }
  89
  90 #endif