strk <[EMAIL PROTECTED]> writes:
>> From whitin an aggregate sfunc I did:
> oldcontext = MemoryContextSwitchTo(fcinfo->flinfo->fn_mcxt);
> geom = (GEOMETRY *)PG_DETOAST_DATUM(datum);
> MemoryContextSwitchTo(oldcontext);
> And later in aggregate's finalfunc:
> pfree(geom);
> Result:
> segfault!
> What's wrong with it ?
Perhaps you wanted PG_DETOAST_DATUM_COPY(). Or possibly use
PG_FREE_IF_COPY() rather than an unconditional pfree, though
that would depend on just what your usage pattern is.
regards, tom lane
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