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include/interval_set: do not inherit from std::iterator

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std::iterator is deprecated in C++17, so drop it.

Signed-off-by: Kefu Chai <kchai@redhat.com>
This commit is contained in:
Kefu Chai 2020-10-10 20:56:21 +08:00
parent 63b40dbc5b
commit af3be4b725
1 changed files with 8 additions and 2 deletions
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10
src/include/interval_set.h
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@ -113,9 +113,15 @@ class interval_set {
friend class interval_set;
};
class const_iterator : public std::iterator <std::forward_iterator_tag, T>
class const_iterator
{
public:
using difference_type = ssize_t;
using value_type = const typename Map::value_type;
using pointer = const typename Map::value_type*;
using reference = const typename Map::value_type&;
using iterator_category = std::forward_iterator_tag;
explicit const_iterator(typename Map::const_iterator iter)
: _iter(iter)
{ }
@ -136,7 +142,7 @@ class interval_set {
}
// Dereference this iterator to get a pair.
const_reference operator*() const {
reference operator*() const {
return *_iter;
}