fix

common/string-keyed.h

@@ -264,6 +264,10 @@ class basic_map_string_kv : public M
  mutable bool _has_val = false;
 
  iterator(base_it b_it) : _b_it(b_it) { }
+ iterator(typename base::const_iterator b_it) {
+ auto x = (B_IT*) &b_it;
+ _b_it = *x;
+ }
 
  mutable_value_type& _init_val() const {
  if (_has_val) return _val;
@@ -324,8 +328,7 @@ class basic_map_string_kv : public M
  using B_IT = typename base::iterator;
  const_iterator end() const
  {
- auto it = base::end();
- return reinterpret_cast<B_IT&>(it);
+ return {base::end()};
  }
  iterator end()
  {
@@ -353,23 +356,19 @@ class basic_map_string_kv : public M
  }
  const_iterator find ( const key_type& k ) const
  {
- auto it = base::find((const skvm&)k);
- return reinterpret_cast<B_IT&>(it);
+ return {base::find((const skvm&)k)};
  }
  iterator find ( const key_type& k )
  {
- auto it = base::find((const skvm&)k);
- return (B_IT&)it;
+ return {base::find((const skvm&)k)};
  }
  size_type count ( const key_type& k ) const
  {
  return base::count((const skvm&)k);
  }
  std::pair<const_iterator,const_iterator> equal_range ( const key_type& k ) const
  {
- auto r = base::equal_range((const skvm&)k);
- return {reinterpret_cast<B_IT&>(r.first),
- reinterpret_cast<B_IT&>(r.second)};
+ return {base::equal_range((const skvm&)k)};
  }
  std::pair<iterator, bool> emplace (const key_type& k, const mapped_type& v )
  {