[Bug libstdc++/53115] [4.7/4.8 Regression] _Hashtable::_M_rehash_aux(false_type) is broken

[fdumont at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53115

--- Comment #5 from François Dumont <fdumont at gcc dot gnu.org> 2012-05-01 19:38:35 UTC ---
Author: fdumont
Date: Tue May  1 19:38:28 2012
New Revision: 187023

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=187023
Log:
2012-05-01  François Dumont  <fdumont@gcc.gnu.org>

    PR libstdc++/53115
    * include/bits/hashtable.h
    (_Hashtable<>::_M_rehash_aux(size_type, false_type)): Fix buckets
    after insertion of several equivalent elements.
    * testsuite/23_containers/unordered_multiset/insert/53115.cc: New.
    * testsuite/23_containers/unordered_multimap/insert/53115.cc: New.

Added:
   
branches/gcc-4_7-branch/libstdc++-v3/testsuite/23_containers/unordered_multimap/insert/53115.cc
   
branches/gcc-4_7-branch/libstdc++-v3/testsuite/23_containers/unordered_multiset/insert/53115.cc
Modified:
    branches/gcc-4_7-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_7-branch/libstdc++-v3/include/bits/hashtable.h