Sergiy Vyshnevetskiy <serg(at)vostok(dot)net> writes:
> I believe the bug to be here:
> /* Normal case for scalar results */
> estate->retval = exec_eval_expr(estate, stmt->expr,
> &(estate->retisnull),
> &(estate->rettype));
> in exec_stmt_return() in pl_exec.c.
No, I don't think that code is wrong, the problem is that it's never
reached. See the
else if (!estate.retisnull)
line a bit further up. Probably you can fix it with a small change to
check type strictness there.
regards, tom lane