[Gambas-user] Bug with JIT and external functions

Jussi Lahtinen jussi.lahtinen at ...626...
Mon Jun 18 21:15:27 CEST 2012


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
>



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