Re: select cash_out('2'); crashes backend on 7.0.2

Added to TODO:

    * SELECT cash_out(2) crashes because of opaque

> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> >> cascade=> select cash_out(2);
> >> pqReadData() -- backend closed the channel unexpectedly.
>
> > I can confirm this is crashes in 7.1 too.
>
> You can get this sort of result with almost any input or output function
> :-(.  The problem is that they're mostly misdeclared to take type
> "opaque", which for no good reason is also considered to mean "accepts
> any input type whatever", which means you can pass a value of any type
> at all to an input or output function.
>
> There have been some past discussions about introducing a little more
> rigor into the type system's handling of I/O functions, but it ain't
> gonna happen for 7.1 ...
>
>             regards, tom lane
>


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