2011-07-09 Jonathan Wakely <jwakely.gcc@gmail.com>
* include/ext/alloc_traits.h (__allocator_always_compares_equal): New
trait, provide partial specializations for known allocators.
(__alloc_traits::construct, __alloc_traits::destroy): Overload for
non-standard pointer types.
(__alloc_traits::_S_always_equal): New trait for use with noexcept.
(__alloc_traits::_S_nothrow_move): Likewise.
(__alloc_traits::_S_nothrow_swap): Likewise.
From-SVN: r176077
2011-06-22 Jonathan Wakely <jwakely.gcc@gmail.com>
* include/Makefile.am: Add alloc_traits.h headers.
* include/Makefile.in: Regenerate.
* include/std/memory: Include uses_allocator.h explicitly.
* include/bits/allocator.h (allocator_traits): Move to ...
* include/bits/alloc_traits.h: New header.
* include/ext/alloc_traits.h (__alloc_traits): Extension to provide
a common allocator interface for C++98 and C++0x.
* include/bits/stl_construct.h: Use __alloc_traits.
* include/bits/stl_uninitialized.h: Likewise.
From-SVN: r175305