Re: [Boost-users] Boost.Regex - why does it core dump?

From: Smith Matt - matsmi (Matt.Smith_at_[hidden])
Date: 2006-03-21 14:05:08

> 1) add a try catch block and verify that the dump isn't a result of an

uncaught exception.

Done.  Same result.

> 2) provide a backtrace?

Okay; here it is:

Program terminated with signal 11, Segmentation fault.
#0  0x407c851 in boost::detail::atomic_increment (pw=0x400087a4)
    at sp_counted_base_gcc_ia64.hpp:38
38               "r"(pw));
(gdb) backtrace
#0  0x407c851 in boost::detail::atomic_increment (pw=0x400087a4)
    at sp_counted_base_gcc_ia64.hpp:38
#1  0x407cc60 in boost::detail::sp_counted_base::add_ref_copy
(this=0x400087a0)
    at sp_counted_base_gcc_ia64.hpp:117
#2  0x407cdb0 in boost::detail::shared_count::shared_count
(this=0x7ffff0f8,
    r=@0x7ffff128) at shared_count.hpp:170
#3  0x4087700 in
boost::shared_ptr<boost::re_detail::cpp_regex_traits_implementation<char
>
>::boost::shared_ptr<boost::re_detail::cpp_regex_traits_implementation<c
har> > (this=0x7ffff0f4) at shared_ptr.hpp:106
#4  0x40af160 in
std::pair<boost::shared_ptr<boost::re_detail::cpp_regex_traits_implement
ation<char> >,boost::re_detail::cpp_regex_traits_base<char> const*
>::std::pair<boost::shared_ptr<boost::re_detail::cpp_regex_traits_implem
entation<char> >,boost::re_detail::cpp_regex_traits_base<char> const* >
(this=0x7ffff0f4,
    __a=@0x7ffff124, __b=@0x7ffff0f0) at stl_pair.h:85
#5  0x4119f40 in
boost::object_cache<boost::re_detail::cpp_regex_traits_base<char>,boost:
:re_detail::cpp_regex_traits_implementation<char> >::do_get (
    k=@0x7ffff1b0, max_cache_size=5) at object_cache.hpp:122
#6  0x411b190 in
boost::object_cache<boost::re_detail::cpp_regex_traits_base<char>,boost:
:re_detail::cpp_regex_traits_implementation<char> >::get (
    k=@0x7ffff1b0, max_cache_size=5) at object_cache.hpp:78
#7  0x411b250 in
boost::shared_ptr<boost::re_detail::cpp_regex_traits_implementation<char
> > boost::re_detail::create_cpp_regex_traits<char> (l=@0x7ffff1e0)
    at cpp_regex_traits.hpp:822
#8  0x411b380 in
boost::cpp_regex_traits<char>::boost::cpp_regex_traits<char> (
    this=0x40008760) at cpp_regex_traits.hpp:842
#9  0x411b480 in boost::regex_traits<char,boost::cpp_regex_traits<char>
>::boost::regex_traits<char,boost::cpp_regex_traits<char> >
(this=0x40008760)
    at regex_traits.hpp:68
#10 0x411b500 in
boost::regex_traits_wrapper<boost::regex_traits<char,boost::cpp_regex_tr
aits<char> >
>::boost::regex_traits_wrapper<boost::regex_traits<char,boost::cpp_regex
_traits<char> > > (this=0x40008760) at regex_traits.hpp:162
#11 0x411b5b0 in
boost::re_detail::regex_data<char,boost::regex_traits<char,boost::cpp_re
gex_traits<char> >
>::boost::re_detail::regex_data<char,boost::regex_traits<char,boost::cpp
_regex_traits<char> > > (this=0x4000f410)
    at basic_regex.hpp:54
#12 0x411b740 in
boost::re_detail::basic_regex_implementation<char,boost::regex_traits<ch
ar,boost::cpp_regex_traits<char> >
>::boost::re_detail::basic_regex_implementation<char,boost::regex_traits
<char,boost::cpp_regex_traits<char> > > (
    this=0x4000f410) at basic_regex.hpp:85
#13 0x411b880 in
boost::basic_regex<char,boost::regex_traits<char,boost::cpp_regex_traits
<char> > >::do_assign (this=0x7ffff2d8, p1=0x404d950 ".",
    p2=0x404d951 "", f=0) at basic_regex.hpp:517
#14 0x4079f10 in
boost::basic_regex<char,boost::regex_traits<char,boost::cpp_regex_traits
<char> > >::assign+0x90 ()
#15 0x407a000 in
boost::basic_regex<char,boost::regex_traits<char,boost::cpp_regex_traits
<char> > >::assign+0xc0 ()
#16 0x407a100 in
boost::basic_regex<char,boost::regex_traits<char,boost::cpp_regex_traits
<char> >
>::boost::basic_regex<char,boost::regex_traits<char,boost::cpp_regex_tra
its<char> > >+0xd0 ()
#17 0x4067ee0:0 in ValidateArgs+0x430 ()
#18 0x4068800:0 in main+0xc0 ()
Current language:  auto; currently c++

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