Mark Wong wrote:
> On 4/25/07, Michael Meskes <meskes@postgresql.org> wrote:
>> I also saw that wombat is segfaulting in ecpg tests but not only with
>> CVS HEAD but also trying to test 8.2. Any idea what's going on with this
>> machine?
>
> I generated a stack trace for REL8_2_STABLE, but I'm not sure how
> helpful it is. Let me know what other information I can provide...
> Looks like I don't have symbols for libc.
>
> Core was generated by `sql/update '.
> Program terminated with signal 11, Segmentation fault.
> #0 ECPGget_variable (ap=<value optimized out>, type=<value optimized
> out>,
> var=0x10028730, indicator=1 '\001') at execute.c:131
> 131 var->ind_value = *((char **)
> (var->ind_pointer));
> (gdb) bt
> #0 ECPGget_variable (ap=<value optimized out>, type=<value optimized
> out>,
> var=0x10028730, indicator=1 '\001') at execute.c:131
> #1 0x0000040000048948 in ECPGdo (lineno=28, compat=<value optimized
> out>,
> force_indicator=<value optimized out>,
> connection_name=<value optimized out>, query=<value optimized out>)
> at execute.c:195
> #2 0x0000000010000d20 in main (argc=<value optimized out>,
> argv=<value optimized out>) at update.pgc:28
> #3 0x000004000063ce4c in .generic_start_main () from /lib/libc.so.6
> #4 0x000004000063d0f8 in .__libc_start_main () from /lib/libc.so.6
> #5 0x0000000000000000 in ?? ()
>
>
>
I think you'll need to compile with optimisation turned off and then try
running the test under debugger control, putting a breakpoint in
ECPGget_variable() and then stepping through it. I wonder what value of
var->ind_pointer it is getting?
cheers
andrew