generic-library/cxx
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Add the missing default argument for the allocator and use a cleaner

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implementation of previous().

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@136547 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sean Hunt 2011-07-30 00:47:53 +00:00
parent b59b929cc9
commit 8f0396e443
1 changed files with 7 additions and 13 deletions
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20
include/ext/slist
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@ -21,7 +21,7 @@ namespace __gnu_cxx {
using namespace std;
template <class _Tp, class _Alloc>
template <class _Tp, class _Alloc = allocator<_Tp> >
class _LIBCPP_VISIBLE slist : forward_list<_Tp, _Alloc>
{
public:
@ -105,12 +105,9 @@ template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
typename slist<_Tp, _Alloc>::iterator slist<_Tp, _Alloc>::previous(iterator __pos)
{
iterator __a = begin(), __b = end();
while (__a != __pos)
{
__b = __a;
++__a;
}
iterator __a = begin(), __b = begin();
while (++__a != __pos)
++__b;
return __b;
}
@ -118,12 +115,9 @@ template <class _Tp, class _Alloc>
inline _LIBCPP_INLINE_VISIBILITY
typename slist<_Tp, _Alloc>::const_iterator slist<_Tp, _Alloc>::previous(const_iterator __pos)
{
iterator __a = begin(), __b = end();
while (__a != __pos)
{
__b = __a;
++__a;
}
iterator __a = begin(), __b = begin();
while (++__a != __pos)
++__b;
return __b;
}