ceph/src/boost/libs/optional/test/optional_test_maybe_uninitialized_warning.cpp

   1 // Copyright (C) 2017 Andrzej Krzemienski.
   2 //
   3 // Use, modification, and distribution is subject to the Boost Software
   4 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   5 // http://www.boost.org/LICENSE_1_0.txt)
   6 //
   7 // See http://www.boost.org/lib/optional for documentation.
   8 //
   9 // You are welcome to contact the author at:
  10 //  akrzemi1@gmail.com
  11
  12 #include "boost/optional/optional.hpp"
  13
  14 #ifdef __BORLANDC__
  15 #pragma hdrstop
  16 #endif
  17
  18 boost::optional<int> getitem();
  19
  20 int main(int argc, const char *[])
  21 {
  22   boost::optional<int> a = getitem();
  23   boost::optional<int> b;
  24
  25   if (argc > 0)
  26     b = argc;
  27
  28   if (a == b)
  29     return 1;
  30
  31   return 0;
  32 }