ceph/src/boost/libs/config/test/boost_no_char32_t.ipp

   1 //  (C) Copyright Beman Dawes 2008
   2
   3 //  Use, modification and distribution are subject to the
   4 //  Boost Software License, Version 1.0. (See accompanying file
   5 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6
   7 //  See http://www.boost.org/libs/config for more information.
   8
   9 //  MACRO:         BOOST_NO_CXX11_CHAR32_T
  10 //  TITLE:         C++0x char32_t unavailable
  11 //  DESCRIPTION:   The compiler does not support C++0x char32_t
  12
  13 namespace boost_no_cxx11_char32_t {
  14
  15 //  Microsoft VC++ 2010, and possibly other compilers, provides
  16 //  a typedef for char32_t rather than a new type. We want that
  17 //  to be an error, so provide an overloaded function that will
  18 //  be ambiguous if char16_t is just a typedef.
  19 void f(const char32_t*){}
  20 void f(const unsigned short*){}
  21 void f(const unsigned int*){}
  22 void f(const unsigned long*){}
  23
  24 int test()
  25 {
  26   const char32_t p(0);
  27   f(&p);
  28   return 0;
  29 }
  30
  31 }