Zdenek Kotala <[EMAIL PROTECTED]> writes:
> Function printMixedStruct calls printf with NULL argument. It causes 
> segmentation fault. Please, apply it for 8.3 - 8.1 too.

Ugh, I guess we've only tested --describe-config on platforms where
%s treats a NULL pointer the same as an empty string.

Since that's also effectively the way GUC handles it, I'm inclined
to think we should print NULL as "" not "(NULL)".  Otherwise,
will apply.

                        regards, tom lane

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