shared_ptr.h (shared_ptr<>::shared_ptr(_Tp1*, _Deleter, const _Alloc&), [...]): Take the allocator by value, per N3225.

2010-12-06  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/shared_ptr.h (shared_ptr<>::shared_ptr(_Tp1*, _Deleter,
	const _Alloc&), shared_ptr(nullptr_t, _Deleter, const _Alloc&)): Take
	the allocator by value, per N3225.
	(shared_ptr<>::shared_ptr(_Sp_make_shared_tag, _Alloc, _Args&&...),
	allocate_shared(_Alloc, _Args&&...): Viceversa, take the allocator
	by const lvalue ref.
	* include/bits/shared_ptr_base.h (__shared_count<>::
	__shared_count(_Sp_make_shared_tag, _Tp*, _Alloc, _Args&&...),
	__shared_ptr<>::__shared_ptr(_Sp_make_shared_tag, _Alloc, _Args&&...),
	__allocate_shared(_Alloc, _Args&&...)): Likewise.
	(__shared_ptr<>::__shared_ptr(_Tp1*, _Deleter, const _Alloc&),
	__shared_ptr(nullptr_t, _Deleter, const _Alloc&), reset(_Tp1*,
	_Deleter, const _Alloc&)): Take the allocator by value.
	* testsuite/20_util/shared_ptr/cons/43820.cc: Adjust dg-error line
	numbers.
	* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Likewise.

From-SVN: r167510