[AGENT++] crash due to a call to a __pure_virtual function

[Frank Fock]

Hi Jean-Philippe,

You have simply an inconsistent build. Rebuild
everything (I really mean everything) and the
problem will go away.

Best regards,
Frank

Jacquemin, Jean-Philippe wrote:
> Hi,
> I am using agent++ for a snmp agent on a i386 target and am facing a
> crash due to a call to a pure virtual function.
> If I look at my core dump I find a call to "__pure_virtual"
> and when I go up I end up in the destructor 
>   Agentpp::Oidx::~Oidx (this=0x81bb8cc, __in_chrg=107378216) at
> snmp_pp_ext.cpp:791
>  
> which is indeed declared "virtual" in the Oidx class definition.
>      virtual ~Oidx();
> and implemented like this :
>     Oidx::~Oidx() { }
>  
> this=0x81bb8cc refers to "_GLOBAL_OFFSET_TABLE" when looking at the
> symbols
>  
> Here is an excerpt of the symbol table where the "__pure_virtual" symbol
> can be found :
>   1095: 08105ea0    74 FUNC    WEAK   DEFAULT   13
> clear__Q27Agentppt4List1Z
>   1096: 0804aeec    59 FUNC    GLOBAL DEFAULT  UND rename@@GLIBC_2.0
>   1097: 08125800     4 OBJECT  GLOBAL DEFAULT   15
> _11CXXProtocol.m_dwExtraD
>   1098: 080ae430   212 FUNC    GLOBAL DEFAULT   13
> clone__Q27Agentpp15SnmpAd
>   1099: 0810400c    27 FUNC    GLOBAL DEFAULT   13 __pure_virtual
>   1100: 080d69f0    75 FUNC    GLOBAL DEFAULT   13
> set_port__10UdpAddressUs
>   1101: 0804c1a4    40 FUNC    GLOBAL DEFAULT   13
> ReleaseDataAccess__8CComm
>   1102: 0808f2e4  3687 FUNC    GLOBAL DEFAULT   13
> from_asn1__Q27Agentpp3Vbx
>  
> Can someone explain me how to further debug this program ?
>  
> Thanks in advance !
>  
> Best regards,
>  
> JPJ
>  
>  
>  
> 
> 
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