libstdc++-v3/testsuite/experimental/string_view/operations/data/char/1.cc

   1 // { dg-options "-std=gnu++1y" }
   2
   3 // Copyright (C) 2013 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 // string_view operations
  21
  22 #include <experimental/string_view>
  23 #include <testsuite_hooks.h>
  24
  25 int
  26 test01()
  27 {
  28   bool test [[gnu::unused]] = true;
  29
  30   std::experimental::string_view empty;
  31
  32   // data() for size == 0 is non-NULL?
  33   VERIFY( empty.size() == 0 );
  34   const std::experimental::string_view::value_type* p = empty.data();
  35   VERIFY( p == nullptr );
  36
  37   return 0;
  38 }
  39
  40 int
  41 main()
  42 {
  43   test01();
  44
  45   return 0;
  46 }