[Bug libstdc++/37144] A bug in include/ext/pb_ds/detail/pat_trie_/constructors_destructor_fn_imps.hpp

[hjl dot tools at gmail dot com]

------- Comment #10 from hjl dot tools at gmail dot com  2008-12-10 23:07 -------
(gdb) f 0
#0 
__gnu_pbds::test::detail::container_rand_regression_test<__gnu_pbds::trie<__gnu_pbds::test::basic_type,
__gnu_pbds::test::basic_type,
__gnu_pbds::string_trie_e_access_traits<__gnu_pbds::test::basic_type, (char)97,
(char)100, false, __gnu_cxx::throw_allocator<__gnu_pbds::test::basic_type> >,
__gnu_pbds::pat_trie_tag, __gnu_pbds::null_trie_node_update,
__gnu_cxx::throw_allocator<__gnu_pbds::test::basic_type> > >::insert
(this=0x7fffffffc990)
    at
/export/gnu/src/gcc-work/gcc/libstdc++-v3/testsuite/util/regression/rand/assoc/container_rand_regression_test.tcc:1086
1086          typename cntnr::const_point_iterator found_it = m_p_c->find(r_k);
(gdb) p/x $rsp
$14 = 0x7fffffffc710
(gdb) p/x &r_k
$15 = 0x7fffffffc6c0
(gdb) p &v
$16 = (
    std::pair<const __gnu_pbds::test::basic_type, __gnu_pbds::test::basic_type>
*) 0x7fffffffc750
(gdb)  p r_k._M_dataplus._M_p
$17 = 0x7e2d28 "dbcabab"
(gdb) p v.first._M_dataplus._M_p
$18 = 0x7e2d28 "dbcabab"
(gdb) 

r_k references a value on deallocated stack.


-- 

hjl dot tools at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|danglin at gcc dot gnu dot  |
                   |org                         |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37144