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Fixed <rdar://problem/9969674>

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/branches/apple@137860 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant 2011-08-17 20:30:53 +00:00
parent 84fd172cd6
commit 3006f595eb
1 changed files with 23 additions and 1 deletions
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24
include/string
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@ -1577,6 +1577,27 @@ private:
_NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value);
#endif
_LIBCPP_INLINE_VISIBILITY
void
__move_assign_alloc(const basic_string& __str)
_NOEXCEPT_(
!__alloc_traits::propagate_on_container_move_assignment::value ||
is_nothrow_move_assignable<allocator_type>::value)
{__move_assign_alloc(__str, integral_constant<bool,
__alloc_traits::propagate_on_container_move_assignment::value>());}
_LIBCPP_INLINE_VISIBILITY
void __move_assign_alloc(const basic_string& __c, true_type)
_NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value)
{
__alloc() = _VSTD::move(__c.__alloc());
}
_LIBCPP_INLINE_VISIBILITY
void __move_assign_alloc(const basic_string& __c, false_type)
_NOEXCEPT
{}
_LIBCPP_INLINE_VISIBILITY
static void __swap_alloc(allocator_type& __x, allocator_type& __y)
_NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value ||
@ -2120,7 +2141,8 @@ basic_string<_CharT, _Traits, _Allocator>::__move_assign(basic_string& __str, tr
{
clear();
shrink_to_fit();
__r_ = _VSTD::move(__str.__r_);
__r_.first() = __str.__r_.first();
__move_assign_alloc(__str);
__str.__zero();
}