2019-03-08 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/89608
* include/debug/unordered_map (unordered_map<>::_M_check_rehashed):
Invalidate all iterators in case of rehash.
(unordered_multimap<>::_M_check_rehashed): Likewise.
* include/debug/unordered_set
(unordered_set<>::_M_check_rehashed): Likewise.
(unordered_multiset<>::_M_check_rehashed): Likewise.
* testsuite/23_containers/unordered_set/debug/89608_neg.cc: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@269478
138bc75d-0d04-0410-961f-
82ee72b054a4