libstdc++-v3/testsuite/28_regex/traits/char/length.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-timeout-factor 2 }
   3
   4 //
   5 // 2010-02-17  Stephen M. Webb <stephen.webb@bregmasoft.ca>
   6 //
   7 // Copyright (C) 2010-2023 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14 //
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19 //
  20 // You should have received a copy of the GNU General Public License along
  21 // with this library; see the file COPYING3.  If not see
  22 // <http://www.gnu.org/licenses/>.
  23
  24 // 28.3 Requirements [re.req]
  25 // 28.2 (4) Table 127 - Regular expression traits class requirements
  26 // 28.7 Class template regex_traits [re.traits]
  27 // 28.7 (3) static std::size_t length(const char_type* p);
  28
  29 #include <regex>
  30 #include <testsuite_hooks.h>
  31
  32 void
  33 test01()
  34 {
  35   typedef char CharT;
  36   typedef std::regex_traits<CharT> traits;
  37   const CharT* p = "";
  38
  39   std::size_t i = traits::length(p);
  40
  41   VERIFY( i == 0 );
  42 }
  43
  44 int main()
  45 {
  46   test01();
  47   return 0;
  48 }