Author: marshall
Date: Thu Mar 5 10:07:37 2015
New Revision: 231375
URL: http://llvm.org/viewvc/llvm-project?rev=231375&view=rev
Log:
Rework reverse_iterator::operator[] so as not to use the base iterators
operator [], which can cause constness problems. Fixes PR17883
Modified:
libcxx/trunk/include/iterator
Modified: libcxx/trunk/include/iterator
URL:
http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/iterator?rev=231375&r1=231374&r2=231375&view=diff
==============================================================================
--- libcxx/trunk/include/iterator (original)
+++ libcxx/trunk/include/iterator Thu Mar 5 10:07:37 2015
@@ -575,7 +575,7 @@ public:
_LIBCPP_INLINE_VISIBILITY reverse_iterator& operator-=(difference_type __n)
{current += __n; return *this;}
_LIBCPP_INLINE_VISIBILITY reference operator[](difference_type
__n) const
- {return current[-__n-1];}
+ {return *(*this + __n);}
};
template <class _Iter1, class _Iter2>
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