Change pair::swap(pair&) to call ADL swap instead of iter_swap; this fixes an obscure bug having to do with overloaded operator&. Fixes PR#24890

llvm-svn: 248304
This commit is contained in:
Marshall Clow 2015-09-22 17:50:11 +00:00
parent 50534c2b6f
commit 0510a5adc8
1 changed files with 3 additions and 2 deletions

View File

@ -388,8 +388,9 @@ struct _LIBCPP_TYPE_VIS_ONLY pair
swap(pair& __p) _NOEXCEPT_(__is_nothrow_swappable<first_type>::value && swap(pair& __p) _NOEXCEPT_(__is_nothrow_swappable<first_type>::value &&
__is_nothrow_swappable<second_type>::value) __is_nothrow_swappable<second_type>::value)
{ {
_VSTD::iter_swap(&first, &__p.first); using _VSTD::swap;
_VSTD::iter_swap(&second, &__p.second); swap(first, __p.first);
swap(second, __p.second);
} }
private: private: