libstdc++-v3/testsuite/21_strings/basic_string_view/element_access/char/empty.cc

   1 // { dg-options "-std=gnu++17" }
   2
   3 // Copyright (C) 3 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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19 //
  20
  21 #include <string_view>
  22 #include <testsuite_hooks.h>
  23
  24 int
  25 main()
  26 {
  27   bool test [[gnu::unused]] = true;
  28
  29   {
  30     std::string_view empty;
  31     VERIFY( empty.empty() );
  32   }
  33
  34   {
  35     const std::string_view empty;
  36     VERIFY( empty.empty() );
  37   }
  38
  39   return 0;
  40 }