Re: [boost] [pool] segfault

From: Chris Newbold (Chris.Newbold_at_[hidden])
Date: 2008-07-07 07:27:46

> From: boost-bounces_at_[hidden] [mailto:boost-bounces_at_[hidden]]
> On Behalf Of Phil Bouchard
> Sent: Sunday, July 06, 2008 3:46 PM

> I get the following backtrace, but I haven't investiguated thta much yet.
> It looks to be an STL problem but I'll check this out tomorrow:
>
> #0  0x0804fc7a in std::_List_base<std::pair<char*, char*>,
> boost::fast_pool_allocator<std::pair<char*, char*>,
> boost::default_user_allocator_new_delete,
> boost::details::pool::pthread_mutex, 32u> >::_M_clear (
>     this=0x8dc2008) at /usr/include/c++/4.3/bits/list.tcc:77
> #1  0x0804fcdb in ~_List_base (this=0x8dc2008) at
> /usr/include/c++/4.3/bits/stl_list.h:358
> #2  0x0804fcef in ~list (this=0x8dc2008) at
> /usr/include/c++/4.3/bits/stl_list.h:417
> #3  0x0804fd4f in ~auto_ptr (this=0x80685b8) at
> /usr/include/c++/4.3/backward/auto_ptr.h:173
> #4  0x0804fe80 in ~pool (this=0x80685a0) at
> ../../../boost/detail/sh_owned_base_nt.hpp:71
> #5  0x006bc527 in exit () from /lib/tls/libc.so.6
> #6  0x006a6ded in __libc_start_main () from /lib/tls/libc.so.6
> #7  0x08048df1 in _start ()

Just for grins, try printing a message out from the destructor of owned_base::pool (or setting a breakpoint there) and see how many times you wind up there. My hunch is that this is an ODR issue...

-Chris