Re: [OctDev] Segmentation fault with splot

[David B. <Dav...@mo...>]

Confirmed as being in octave cvs and octave-forge cvs... The GDB 
backtrace is

#0  0x41d2f987 in std::_List_base<GiNaC::ex, std::allocator<GiNaC::ex> >::__clear() (this=0xbfffc304) at ex.h:377
#1  0x41f8976f in GiNaC::lst::destroy(bool) () from /usr/lib/libginac-1.1.so.0
#2  0x41e50421 in GiNaC::basic::subs(GiNaC::ex const&, unsigned) const ()
   from /usr/lib/libginac-1.1.so.0
#3  0x41d1e81d in Fsubs(octave_value_list const&, int) (args=@0xbfffc4f0)
    at ex.h:283
#4  0x403b0d9d in octave_builtin::do_multi_index_op(int, octave_value_list const&) (this=0x8979210, nargout=1, args=@0x8a5ec18) at oct-obj.h:78
#5  0x403b0323 in octave_builtin::subsref(std::string const&, std::list<octave_value_list, std::allocator<octave_value_list> > const&, int) (this=0x8979210, 
    type=@0x8ac4778, idx=@0xbfffc9a0, nargout=1) at stl_list.h:676
#6  0x4038ff54 in octave_value::subsref(std::string const&, std::list<octave_value_list, std::allocator<octave_value_list> > const&, int) (this=0xbfffc9c0, 
    type=@0x8ac4778, idx=@0xbfffc9a0, nargout=1) at ov.cc:836
#7  0x404a2d7d in tree_index_expression::rvalue(int) (this=0x8ac4758, 
    nargout=1) at oct-obj.h:78
#8  0x404a3c16 in tree_index_expression::rvalue() (this=0x8ac4758)
    at pt-idx.cc:346
#9  0x40482917 in tree_argument_list::convert_to_const_vector(octave_value const*) (this=0x8ac4800, object=0x0) at pt-arg-list.cc:209
#10 0x404a54c1 in make_value_list (args=0x8ac4800, arg_nm=@0x8a632e0, 
    object=0xbfffceb0) at oct-obj.h:78

So it seems that there is a missing destructor...

D.

-- 
David Bateman                                Dav...@mo...
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