[Gambas-user] Bug with JIT and external functions

Emil Lenngren emil.lenngren at ...626...
Wed Jun 20 00:10:57 CEST 2012 

Is revision #4851 useful for you?
You can now convert functions in the current running class to pointers.

/Emil

2012/6/19 Emil Lenngren <emil.lenngren at ...626...>

> It should work in the latest revision :)
>
>
> 2012/6/19 Emil Lenngren <emil.lenngren at ...626...>
>
>> If you want a quick workaround, you can have non-fast method that creates
>> a callback, and immediately returns it, like:
>>
>> Private Function GenerateCallback() As Pointer
>>   Return CallbackFunction
>> End
>>
>> Fast Private Function CallbackFunction()
>> ...
>> End
>>
>> Extern extfunc(cb As Pointer) In "somelib"
>>
>> Fast Private Function Main()
>>   Dim p As Pointer = GenerateCallback()
>>   extfunc(p)
>> End
>>
>> /Emil
>>
>> 2012/6/19 Jussi Lahtinen <jussi.lahtinen at ...626...>
>>
>>> No problem, I'm glad to help making Gambas more robust, when ever I have
>>> time to do so!
>>> And testing things seems to be easy contribution for me...
>>>
>>> My project has about 120 000 lines of code. And I try JIT with every
>>> module
>>> and class of it.
>>> So I think I will find more bugs... But in some point I must wait support
>>> for callbacks to finish that.
>>>
>>> Jussi
>>>
>>>
>>>
>>> On 19 June 2012 21:58, Emil Lenngren <emil.lenngren at ...626...> wrote:
>>>
>>> > Hi. Kiitos for another bug report :)
>>> >
>>> > Hmm.. I forgot that classes can override extern methods as well. That's
>>> > where the real problem is.
>>> >
>>> > /Emil
>>> >
>>> > 2012/6/19 Jussi Lahtinen <jussi.lahtinen at ...626...>
>>> >
>>> > > More bugs...
>>> > >
>>> > > Make shared library (just dummy example [or just use binary that is
>>> > > included with project source]);
>>> > >
>>> > > #include <math.h>
>>> > >
>>> > > int yEta(int x1, int y1, int x2, int y2)
>>> > > {return (int) hypot(x1-x2,y1-y2);}
>>> > >
>>> > >
>>> > > Then run the attached project.
>>> > > With JIT, number of arguments is counted wrong.
>>> > >
>>> > >
>>> > > Jussi
>>> > >
>>> > >
>>> > >
>>> > >
>>> > >
>>> > >
>>> > >
>>> > >
>>> > > On 19 June 2012 21:02, Jussi Lahtinen <jussi.lahtinen at ...626...>
>>> wrote:
>>> > >
>>> > > > Yes, it works now!
>>> > > >
>>> > > > Jussi
>>> > > >
>>> > > >
>>> > > >
>>> > > >
>>> > > > On 18 June 2012 22:34, Emil Lenngren <emil.lenngren at ...626...>
>>> wrote:
>>> > > >
>>> > > >> Does it work in revision #4847?
>>> > > >>
>>> > > >> /Emil
>>> > > >>
>>> > > >> 2012/6/18 Jussi Lahtinen <jussi.lahtinen at ...626...>
>>> > > >>
>>> > > >> > Starting program: /usr/local/bin/gbx3
>>> > > >> > [Thread debugging using libthread_db enabled]
>>> > > >> > Using host libthread_db library
>>> > > >> "/lib/x86_64-linux-gnu/libthread_db.so.1".
>>> > > >> > gbx3: ExecutionEngine.cpp:165: void
>>> > > >> > llvm::ExecutionEngine::addGlobalMapping(const
>>> llvm::GlobalValue*,
>>> > > >> void*):
>>> > > >> > Assertion `(CurVal == 0 || Addr == 0) && "GlobalMapping already
>>> > > >> > established!"' failed.
>>> > > >> >
>>> > > >> > Program received signal SIGABRT, Aborted.
>>> > > >> > 0x00007ffff7130445 in __GI_raise (sig=<optimized out>)
>>> > > >> >    at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
>>> > > >> > 64    ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or
>>> > > >> directory.
>>> > > >> > (gdb) bt
>>> > > >> > #0  0x00007ffff7130445 in __GI_raise (sig=<optimized out>)
>>> > > >> >    at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
>>> > > >> > #1  0x00007ffff7133bab in __GI_abort () at abort.c:91
>>> > > >> > #2  0x00007ffff712910e in __assert_fail_base (fmt=<optimized
>>> out>,
>>> > > >> >    assertion=0x7fffed43c3b8 "(CurVal == 0 || Addr == 0) &&
>>> > > >> \"GlobalMapping
>>> > > >> > already established!\"", file=0x7fffed43c55b
>>> "ExecutionEngine.cpp",
>>> > > >> >    line=<optimized out>, function=<optimized out>) at
>>> assert.c:94
>>> > > >> > #3  0x00007ffff71291b2 in __GI___assert_fail (
>>> > > >> >    assertion=0x7fffed43c3b8 "(CurVal == 0 || Addr == 0) &&
>>> > > >> \"GlobalMapping
>>> > > >> > already established!\"", file=0x7fffed43c55b
>>> "ExecutionEngine.cpp",
>>> > > >> > line=165,
>>> > > >> >    function=0x7fffed43d7a0 "void
>>> > > >> > llvm::ExecutionEngine::addGlobalMapping(const
>>> llvm::GlobalValue*,
>>> > > >> void*)")
>>> > > >> > at assert.c:103
>>> > > >> > #4  0x00007fffeca84aae in
>>> > > >> > llvm::ExecutionEngine::addGlobalMapping(llvm::GlobalValue
>>> const*,
>>> > > >> void*) ()
>>> > > >> > from /usr/lib/libLLVM-3.2svn.so
>>> > > >> > #5  0x00007fffedc85ec7 in register_global_symbol
>>> (address=0x40ebf6,
>>> > > >> >    value=0x8b2500, name=...) at jit_codegen.cpp:242
>>> > > >> > #6  register_global_symbol (name=..., value=0x8b2500,
>>> > > address=0x40ebf6)
>>> > > >> >    at jit_codegen.cpp:240
>>> > > >> > #7  0x00007fffedc8600e in get_global_function_real (
>>> > > >> >    name=0x7fffedcb9e57 "CLASS_free", func=0x40ebf6,
>>> ret=<optimized
>>> > > out>,
>>> > > >> >    args=<optimized out>, vararg=<optimized out>) at
>>> > > jit_codegen.cpp:276
>>> > > >> > #8  0x00007fffedc8a9dc in operator() (this=<synthetic pointer>)
>>> > > >> >    at jit_codegen.cpp:991
>>> > > >> > ---Type <return> to continue, or q <return> to quit---
>>> > > >> > #9  gen_if<unref_object_no_nullcheck(llvm::Value*)::<lambda()> >
>>> > > >> (func=...,
>>> > > >> >    cond=0x8999d0, if_name=<optimized out>, cont_name=<optimized
>>> > out>)
>>> > > >> >    at jit_codegen.cpp:562
>>> > > >> > #10 unref_object_no_nullcheck (ptr=0x898ca8) at
>>> jit_codegen.cpp:993
>>> > > >> > #11 0x00007fffedc9a44c in codegen_get_value (this=0x8abba0)
>>> > > >> >    at jit_codegen.cpp:1566
>>> > > >> > #12 PushPureObjectVariableExpression::codegen_get_value
>>> > > (this=0x8abba0)
>>> > > >> >    at jit_codegen.cpp:1545
>>> > > >> > #13 0x00007fffedca3f0d in SubrExpression::codegen_get_value
>>> > > >> (this=0x86a450)
>>> > > >> >    at jit_codegen.cpp:5898
>>> > > >> > #14 0x00007fffedc8c21d in DropExpression::codegen
>>> (this=0x86a4a0)
>>> > > >> >    at jit_codegen.cpp:1257
>>> > > >> > #15 0x00007fffedca6fa7 in codegen_statements () at
>>> > jit_codegen.cpp:855
>>> > > >> > #16 JIT_codegen () at jit_codegen.cpp:6490
>>> > > >> > #17 0x00007fffedcadc64 in JIT_compile_and_execute () at
>>> > > >> jit_compile.cpp:119
>>> > > >> > #18 0x000000000040a2fb in EXEC_jit_function_loop () at
>>> > gbx_exec.c:871
>>> > > >> > #19 0x000000000040ab22 in EXEC_function_real () at
>>> gbx_exec.c:862
>>> > > >> > #20 0x000000000041e86d in raise_event (observer=<optimized out>,
>>> > > >> >    object=<optimized out>, func_id=<optimized out>,
>>> > nparam=<optimized
>>> > > >> out>)
>>> > > >> >    at gbx_api.c:711
>>> > > >> > #21 0x000000000041efa6 in GB_Raise (object=0x8b95c8,
>>> event_id=16,
>>> > > >> nparam=0)
>>> > > >> >    at gbx_api.c:842
>>> > > >> > #22 0x00007ffff5fce3d3 in gb_raise_button_Click
>>> (sender=<optimized
>>> > > out>)
>>> > > >> >
>>> > > >> > Jussi
>>> > > >> >
>>> > > >> >
>>> > > >> >
>>> > > >> > On 18 June 2012 22:08, Emil Lenngren <emil.lenngren at ...626...>
>>> > wrote:
>>> > > >> >
>>> > > >> > > Hi. Can you please provide more information? A gdb backtrace
>>> or
>>> > > >> > something,
>>> > > >> > > because I get no errors at all. Everything seems to work for
>>> me
>>> > ...
>>> > > >> > >
>>> > > >> > > /Emil
>>> > > >> > >
>>> > > >> > > 2012/6/18 Jussi Lahtinen <jussi.lahtinen at ...626...>
>>> > > >> > >
>>> > > >> > > > OK, I found it. See attachment.
>>> > > >> > > >
>>> > > >> > > > Jussi
>>> > > >> > > >
>>> > > >> > > >
>>> > > >> > > >
>>> > > >> > > >
>>> > > >> > > > On 17 June 2012 23:36, Jussi Lahtinen <
>>> jussi.lahtinen at ...626...
>>> > >
>>> > > >> > wrote:
>>> > > >> > > >
>>> > > >> > > > > OK, that is fixed, and I cannot see any problems with
>>> compare
>>> > > >> method
>>> > > >> > > > > anymore.
>>> > > >> > > > >
>>> > > >> > > > > But with my big project, I got this with signal 6;
>>> > > >> > > > > gbx3: ExecutionEngine.cpp:165: void
>>> > > >> > > > > llvm::ExecutionEngine::addGlobalMapping(const
>>> > > llvm::GlobalValue*,
>>> > > >> > > void*):
>>> > > >> > > > > Assertion `(CurVal == 0 || Addr == 0) && "GlobalMapping
>>> > already
>>> > > >> > > > > established!"' failed.
>>> > > >> > > > >
>>> > > >> > > > > I'm out of time, but as soon as I have time I try to
>>> isolate
>>> > > code
>>> > > >> > > causing
>>> > > >> > > > > the problem.
>>> > > >> > > > >
>>> > > >> > > > > Jussi
>>> > > >> > > > >
>>> > > >> > > > >
>>> > > >> > > > >
>>> > > >> > > > > On 17 June 2012 20:24, Emil Lenngren <
>>> emil.lenngren at ...626...
>>> > >
>>> > > >> > wrote:
>>> > > >> > > > >
>>> > > >> > > > >> It should be fixed in revision #4843!
>>> > > >> > > > >>
>>> > > >> > > > >> /Emil
>>> > > >> > > > >>
>>> > > >> > > > >> 2012/6/17 Jussi Lahtinen <jussi.lahtinen at ...626...>
>>> > > >> > > > >>
>>> > > >> > > > >> > Yes, it really works now. And I found  a lot of errors
>>> by
>>> > me.
>>> > > >> > > > >> >
>>> > > >> > > > >> > But for some reason JIT raises compare method when it
>>> > > >> shouldn't,
>>> > > >> > > > >> > and when I tried to isolate the problem I got crash
>>> (signal
>>> > > >> 11).
>>> > > >> > > > >> > This seems not to be related to compare method, so just
>>> > > ignore
>>> > > >> > name
>>> > > >> > > of
>>> > > >> > > > >> the
>>> > > >> > > > >> > attached project.
>>> > > >> > > > >> > I will look it more closely when this is fixed.
>>> > > >> > > > >> >
>>> > > >> > > > >> > Jussi
>>> > > >> > > > >> >
>>> > > >> > > > >> >
>>> > > >> > > > >> >
>>> > > >> > > > >> >
>>> > > >> > > > >> > On 17 June 2012 19:01, Emil Lenngren <
>>> > > emil.lenngren at ...626...>
>>> > > >> > > wrote:
>>> > > >> > > > >> >
>>> > > >> > > > >> > > Yes, it works now :)
>>> > > >> > > > >> > >
>>> > > >> > > > >> > > 2012/6/17 Benoît Minisini <
>>> gambas at ...1...>
>>> > > >> > > > >> > >
>>> > > >> > > > >> > > > Le 17/06/2012 02:54, Jussi Lahtinen a écrit :
>>> > > >> > > > >> > > > > Yeah, terminal gives other position...
>>> > > >> > > > >> > > > > With my actual project, I got error message;
>>> wanted
>>> > > >> string,
>>> > > >> > > got
>>> > > >> > > > >> > > > > blaablaaClass instead.
>>> > > >> > > > >> > > > > And that error message comes from function (from
>>> > other
>>> > > >> > module
>>> > > >> > > > >> without
>>> > > >> > > > >> > > > Fast)
>>> > > >> > > > >> > > > > which takes two objects are parameters.
>>> > > >> > > > >> > > > >
>>> > > >> > > > >> > > > > So either terminal isn't showing the real stack,
>>> or
>>> > > >> there is
>>> > > >> > > > >> > something
>>> > > >> > > > >> > > > else
>>> > > >> > > > >> > > > > wrong...
>>> > > >> > > > >> > > > >
>>> > > >> > > > >> > > > > But my time is up, I'll see it tomorrow (with
>>> latest
>>> > > >> > > revision).
>>> > > >> > > > >> > > > >
>>> > > >> > > > >> > > > > Jussi
>>> > > >> > > > >> > > > >
>>> > > >> > > > >> > > > >
>>> > > >> > > > >> > > >
>>> > > >> > > > >> > > > The incorrect line number problem, as reported by
>>> the
>>> > > >> debugger
>>> > > >> > > > (and
>>> > > >> > > > >> not
>>> > > >> > > > >> > > > when you run the program normally!), should be
>>> fixed in
>>> > > >> > revision
>>> > > >> > > > >> #4841.
>>> > > >> > > > >> > > >
>>> > > >> > > > >> > > > Regards,
>>> > > >> > > > >> > > >
>>> > > >> > > > >> > > > --
>>> > > >> > > > >> > > > Benoît Minisini
>>> > > >> > > > >> > > >
>>> > > >> > > > >> > > >
>>> > > >> > > > >> > > >
>>> > > >> > > > >> > >
>>> > > >> > > > >> >
>>> > > >> > > > >>
>>> > > >> > > >
>>> > > >> > >
>>> > > >> >
>>> > > >>
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > >> > > > >> > > > Live Security Virtual Conference
>>> > > >> > > > >> > > > Exclusive live event will cover all the ways
>>> today's
>>> > > >> security
>>> > > >> > > and
>>> > > >> > > > >> > > > threat landscape has changed and how IT managers
>>> can
>>> > > >> respond.
>>> > > >> > > > >> > Discussions
>>> > > >> > > > >> > > > will include endpoint security, mobile security
>>> and the
>>> > > >> latest
>>> > > >> > > in
>>> > > >> > > > >> > malware
>>> > > >> > > > >> > > > threats.
>>> > > >> > > > http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > >> > > > >> > > > _______________________________________________
>>> > > >> > > > >> > > > Gambas-user mailing list
>>> > > >> > > > >> > > > Gambas-user at lists.sourceforge.net
>>> > > >> > > > >> > > >
>>> > https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > > >> > > > >> > > >
>>> > > >> > > > >> > >
>>> > > >> > > > >> > >
>>> > > >> > > > >> >
>>> > > >> > > > >>
>>> > > >> > > >
>>> > > >> > >
>>> > > >> >
>>> > > >>
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > >> > > > >> > > Live Security Virtual Conference
>>> > > >> > > > >> > > Exclusive live event will cover all the ways today's
>>> > > security
>>> > > >> > and
>>> > > >> > > > >> > > threat landscape has changed and how IT managers can
>>> > > respond.
>>> > > >> > > > >> Discussions
>>> > > >> > > > >> > > will include endpoint security, mobile security and
>>> the
>>> > > >> latest
>>> > > >> > in
>>> > > >> > > > >> malware
>>> > > >> > > > >> > > threats.
>>> > > >> > > http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > >> > > > >> > > _______________________________________________
>>> > > >> > > > >> > > Gambas-user mailing list
>>> > > >> > > > >> > > Gambas-user at lists.sourceforge.net
>>> > > >> > > > >> > >
>>> https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > > >> > > > >> > >
>>> > > >> > > > >> >
>>> > > >> > > > >> >
>>> > > >> > > > >> >
>>> > > >> > > > >>
>>> > > >> > > >
>>> > > >> > >
>>> > > >> >
>>> > > >>
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > >> > > > >> > Live Security Virtual Conference
>>> > > >> > > > >> > Exclusive live event will cover all the ways today's
>>> > security
>>> > > >> and
>>> > > >> > > > >> > threat landscape has changed and how IT managers can
>>> > respond.
>>> > > >> > > > >> Discussions
>>> > > >> > > > >> > will include endpoint security, mobile security and the
>>> > > latest
>>> > > >> in
>>> > > >> > > > >> malware
>>> > > >> > > > >> > threats.
>>> > > >> > http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > >> > > > >> > _______________________________________________
>>> > > >> > > > >> > Gambas-user mailing list
>>> > > >> > > > >> > Gambas-user at lists.sourceforge.net
>>> > > >> > > > >> >
>>> https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > > >> > > > >> >
>>> > > >> > > > >> >
>>> > > >> > > > >>
>>> > > >> > > > >>
>>> > > >> > > >
>>> > > >> > >
>>> > > >> >
>>> > > >>
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > >> > > > >> Live Security Virtual Conference
>>> > > >> > > > >> Exclusive live event will cover all the ways today's
>>> security
>>> > > and
>>> > > >> > > > >> threat landscape has changed and how IT managers can
>>> respond.
>>> > > >> > > > Discussions
>>> > > >> > > > >> will include endpoint security, mobile security and the
>>> > latest
>>> > > in
>>> > > >> > > > malware
>>> > > >> > > > >> threats.
>>> > > >> http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > >> > > > >> _______________________________________________
>>> > > >> > > > >> Gambas-user mailing list
>>> > > >> > > > >> Gambas-user at lists.sourceforge.net
>>> > > >> > > > >> https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > > >> > > > >>
>>> > > >> > > > >
>>> > > >> > > > >
>>> > > >> > > >
>>> > > >> > > >
>>> > > >> > > >
>>> > > >> > >
>>> > > >> >
>>> > > >>
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > >> > > > Live Security Virtual Conference
>>> > > >> > > > Exclusive live event will cover all the ways today's
>>> security
>>> > and
>>> > > >> > > > threat landscape has changed and how IT managers can
>>> respond.
>>> > > >> > Discussions
>>> > > >> > > > will include endpoint security, mobile security and the
>>> latest
>>> > in
>>> > > >> > malware
>>> > > >> > > > threats.
>>> > > http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > >> > > > _______________________________________________
>>> > > >> > > > Gambas-user mailing list
>>> > > >> > > > Gambas-user at lists.sourceforge.net
>>> > > >> > > > https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > > >> > > >
>>> > > >> > > >
>>> > > >> > >
>>> > > >> > >
>>> > > >> >
>>> > > >>
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > >> > > Live Security Virtual Conference
>>> > > >> > > Exclusive live event will cover all the ways today's security
>>> and
>>> > > >> > > threat landscape has changed and how IT managers can respond.
>>> > > >> Discussions
>>> > > >> > > will include endpoint security, mobile security and the
>>> latest in
>>> > > >> malware
>>> > > >> > > threats.
>>> > http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > >> > > _______________________________________________
>>> > > >> > > Gambas-user mailing list
>>> > > >> > > Gambas-user at lists.sourceforge.net
>>> > > >> > > https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > > >> > >
>>> > > >> >
>>> > > >> >
>>> > > >>
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > >> > Live Security Virtual Conference
>>> > > >> > Exclusive live event will cover all the ways today's security
>>> and
>>> > > >> > threat landscape has changed and how IT managers can respond.
>>> > > >> Discussions
>>> > > >> > will include endpoint security, mobile security and the latest
>>> in
>>> > > >> malware
>>> > > >> > threats.
>>> http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > >> > _______________________________________________
>>> > > >> > Gambas-user mailing list
>>> > > >> > Gambas-user at lists.sourceforge.net
>>> > > >> > https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > > >> >
>>> > > >>
>>> > > >>
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > >> Live Security Virtual Conference
>>> > > >> Exclusive live event will cover all the ways today's security and
>>> > > >> threat landscape has changed and how IT managers can respond.
>>> > > Discussions
>>> > > >> will include endpoint security, mobile security and the latest in
>>> > > malware
>>> > > >> threats.
>>> http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > >> _______________________________________________
>>> > > >> Gambas-user mailing list
>>> > > >> Gambas-user at lists.sourceforge.net
>>> > > >> https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > > >>
>>> > > >
>>> > > >
>>> > >
>>> > >
>>> > >
>>> >
>>> ------------------------------------------------------------------------------
>>> > > Live Security Virtual Conference
>>> > > Exclusive live event will cover all the ways today's security and
>>> > > threat landscape has changed and how IT managers can respond.
>>> Discussions
>>> > > will include endpoint security, mobile security and the latest in
>>> malware
>>> > > threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > > _______________________________________________
>>> > > Gambas-user mailing list
>>> > > Gambas-user at lists.sourceforge.net
>>> > > https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> > >
>>> > >
>>> >
>>> >
>>> ------------------------------------------------------------------------------
>>> > Live Security Virtual Conference
>>> > Exclusive live event will cover all the ways today's security and
>>> > threat landscape has changed and how IT managers can respond.
>>> Discussions
>>> > will include endpoint security, mobile security and the latest in
>>> malware
>>> > threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> > _______________________________________________
>>> > Gambas-user mailing list
>>> > Gambas-user at lists.sourceforge.net
>>> > https://lists.sourceforge.net/lists/listinfo/gambas-user
>>> >
>>>
>>> ------------------------------------------------------------------------------
>>> Live Security Virtual Conference
>>> Exclusive live event will cover all the ways today's security and
>>> threat landscape has changed and how IT managers can respond. Discussions
>>> will include endpoint security, mobile security and the latest in malware
>>> threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
>>> _______________________________________________
>>> Gambas-user mailing list
>>> Gambas-user at lists.sourceforge.net
>>> https://lists.sourceforge.net/lists/listinfo/gambas-user
>>>
>>
>>
>

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