[Bug libstdc++/63456] unordered_map incorrectly frees _M_single_bucket. Patch Included

[fdumont at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63456

--- Comment #3 from François Dumont <fdumont at gcc dot gnu.org> ---
Author: fdumont
Date: Sun Oct  5 19:36:15 2014
New Revision: 215906

URL: https://gcc.gnu.org/viewcvs?rev=215906&root=gcc&view=rev
Log:
2014-10-05  François Dumont  <fdumont@gcc.gnu.org>

    PR libstdc++/63456
    * include/bits/hashtable.h (_M_uses_single_bucket(__bucket_type*)): Test
    the parameter.
    * testsuite/23_containers/unordered_set/63456.cc: New.

Added:
   
branches/gcc-4_9-branch/libstdc++-v3/testsuite/23_containers/unordered_set/63456.cc
Modified:
    branches/gcc-4_9-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_9-branch/libstdc++-v3/include/bits/hashtable.h