mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2025-11-03 21:40:52 -05:00
66 lines
1.8 KiB
Plaintext
66 lines
1.8 KiB
Plaintext
|
// (C) Copyright John Maddock 2001.
|
||
|
|
// Use, modification and distribution are subject to the
|
||
|
|
// Boost Software License, Version 1.0. (See accompanying file
|
||
|
|
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
||
|
|
|
||
|
|
// See http://www.boost.org/libs/config for most recent version.
|
||
|
|
|
||
|
|
// MACRO: BOOST_HAS_PARTIAL_STD_ALLOCATOR
|
||
|
|
// TITLE: limited std::allocator support
|
||
|
|
// DESCRIPTION: The std lib has at least some kind of stanfard allocator
|
||
|
|
// with allocate/deallocate members and probably not much more.
|
||
|
|
|
||
|
|
#include <memory>
|
||
|
|
|
||
|
|
#if defined(__GNUC__) && ((__GNUC__ > 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 7)))
|
||
|
|
# define BOOST_UNUSED_ATTRIBUTE __attribute__((unused))
|
||
|
|
#else
|
||
|
|
# define BOOST_UNUSED_ATTRIBUTE
|
||
|
|
#endif
|
||
|
|
|
||
|
|
namespace boost_has_partial_std_allocator{
|
||
|
|
|
||
|
|
//
|
||
|
|
// test everything except rebind template members:
|
||
|
|
//
|
||
|
|
|
||
|
|
template <class T>
|
||
|
|
int test_allocator(const T& i)
|
||
|
|
{
|
||
|
|
typedef std::allocator<int> alloc1_t;
|
||
|
|
typedef typename alloc1_t::size_type size_type;
|
||
|
|
typedef typename alloc1_t::difference_type difference_type BOOST_UNUSED_ATTRIBUTE;
|
||
|
|
typedef typename alloc1_t::pointer pointer;
|
||
|
|
typedef typename alloc1_t::const_pointer const_pointer;
|
||
|
|
typedef typename alloc1_t::reference reference;
|
||
|
|
typedef typename alloc1_t::const_reference const_reference;
|
||
|
|
typedef typename alloc1_t::value_type value_type BOOST_UNUSED_ATTRIBUTE;
|
||
|
|
|
||
|
|
alloc1_t a1;
|
||
|
|
|
||
|
|
pointer p = a1.allocate(1);
|
||
|
|
const_pointer cp = p;
|
||
|
|
a1.construct(p,i);
|
||
|
|
size_type s = a1.max_size();
|
||
|
|
(void)s;
|
||
|
|
reference r = *p;
|
||
|
|
const_reference cr = *cp;
|
||
|
|
if(p != a1.address(r)) return -1;
|
||
|
|
if(cp != a1.address(cr)) return -1;
|
||
|
|
a1.destroy(p);
|
||
|
|
a1.deallocate(p,1);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
int test()
|
||
|
|
{
|
||
|
|
return test_allocator(0);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
#undef BOOST_UNUSED_ATTRIBUTE
|
||
|
|
|