Hi Pekka,
There is a problem in Boost v1.49 that leads to the crash. Boost v1.52 and
above is known to work.
Denis.
On Tue, May 21, 2013 at 3:52 PM, Pekka Jääskeläinen <
[email protected]> wrote:
> On 05/14/2013 07:51 PM, Denis Demidov wrote:
>
>> It gives wrong results.
>>
>
> I now added the VexCL tests to the test suite and started debugging the
> only
> failing test, 'stencil'. I do not get a validation error, but a plain
> crash with the following backtrace. Is this what you are seeing aswell?
>
> Program received signal SIGSEGV, Segmentation fault.
> vex::apply_additive_transform<**false, vex::vector<double>,
> vex::vector_expression<boost::**proto::exprns_::basic_expr<**
> boost::proto::tagns_::tag::**plus, boost::proto::argsns_::list2<**
> vex::conv<vex::stencil<double>**, vex::vector<double> > const&,
> vex::conv<vex::stencil<double>**, vex::vector<double> > const&>, 2l> > >
> (dest=..., expr=...) at /home/visit0r/repo/pocl-0.8/**
> examples/VexCL/vexcl/vexcl/**operations.hpp:1139
> 1139 (additive_applicator<append, Vector>(dest))(boost::fusion::**
> front(flat_expr));
> (gdb) bt
> #0 vex::apply_additive_transform<**false, vex::vector<double>,
> vex::vector_expression<boost::**proto::exprns_::basic_expr<**
> boost::proto::tagns_::tag::**plus, boost::proto::argsns_::list2<**
> vex::conv<vex::stencil<double>**, vex::vector<double> > const&,
> vex::conv<vex::stencil<double>**, vex::vector<double> > const&>, 2l> > >
> (dest=..., expr=...) at /home/visit0r/repo/pocl-0.8/**
> examples/VexCL/vexcl/vexcl/**operations.hpp:1139
> #1 0x000000000042210b in operator=<vex::vector_**
> expression<boost::proto::**exprns_::basic_expr<boost::**proto::tagns_::tag::plus,
> boost::proto::argsns_::list2<**vex::conv<vex::stencil<double>**,
> vex::vector<double> >, vex::conv<vex::stencil<double>**,
> vex::vector<double> > >, 2l> > > (expr=..., this=0x7fffffffcac0) at
> /home/visit0r/repo/pocl-0.8/**examples/VexCL/vexcl/vexcl/**vector.hpp:574
> #2 cr::two_stencils::test_method (this=this@entry=**0x7fffffffcc30) at
> /home/visit0r/repo/pocl-0.8/**examples/VexCL/vexcl/tests/**stencil.cpp:54
> #3 0x0000000000422bd5 in cr::two_stencils_invoker () at
> /home/visit0r/repo/pocl-0.8/**examples/VexCL/vexcl/tests/**stencil.cpp:45
> #4 0x0000000000424ed7 in invoke<void (*)()> (this=<optimized out>,
> f=<optimized out>) at /usr/include/boost/test/utils/**callback.hpp:56
> #5
> boost::unit_test::ut_detail::**callback0_impl_t<boost::unit_**test::ut_detail::unused,
> void (*)()>::invoke (this=<optimized out>) at /usr/include/boost/test/utils/
> **callback.hpp:89
> #6 0x00007ffff7f269e1 in ?? () from /usr/lib/libboost_unit_test_**
> framework.so.1.49.0
> #7 0x00007ffff7f03dbe in boost::execution_monitor::**
> catch_signals(boost::unit_**test::callback0<int> const&) () from
> /usr/lib/libboost_unit_test_**framework.so.1.49.0
> #8 0x00007ffff7f0469b in boost::execution_monitor::**
> execute(boost::unit_test::**callback0<int> const&) () from
> /usr/lib/libboost_unit_test_**framework.so.1.49.0
> #9 0x00007ffff7f26ac9 in boost::unit_test::unit_test_**
> monitor_t::execute_and_**translate(boost::unit_test::**test_case const&)
> () from /usr/lib/libboost_unit_test_**framework.so.1.49.0
> #10 0x00007ffff7f0b138 in boost::unit_test::framework_**
> impl::visit(boost::unit_test::**test_case const&) () from
> /usr/lib/libboost_unit_test_**framework.so.1.49.0
> #11 0x00007ffff7f4549b in boost::unit_test::traverse_**
> test_tree(boost::unit_test::**test_suite const&,
> boost::unit_test::test_tree_**visitor&) () from
> /usr/lib/libboost_unit_test_**framework.so.1.49.0
> #12 0x00007ffff7f4549b in boost::unit_test::traverse_**
> test_tree(boost::unit_test::**test_suite const&,
> boost::unit_test::test_tree_**visitor&) () from
> /usr/lib/libboost_unit_test_**framework.so.1.49.0
> #13 0x00007ffff7f06316 in boost::unit_test::framework::**run(unsigned
> long, bool) () from /usr/lib/libboost_unit_test_**framework.so.1.49.0
> #14 0x00007ffff7f246af in boost::unit_test::unit_test_**main(bool (*)(),
> int, char**) () from /usr/lib/libboost_unit_test_**framework.so.1.49.0
> #15 0x00007ffff6ca1ead in __libc_start_main (main=<optimized out>,
> argc=<optimized out>, ubp_av=<optimized out>, init=<optimized out>,
> fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffdb38)
> at libc-start.c:228
> #16 0x000000000041af11 in _start ()
> --
> Pekka
>
--
С уважением,
Денис Демидов
с.н.с., отдел высокопроизводительных вычислений
отделение вычислительной математики
НИИММ им. Н.Г.Чеботарева
Казанский федеральный университет.
тел. +7(843)233-77-07
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