Fix crash if a DROP is attempted on an internally-dependent object.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: d5a43ffde068d67409b494d812bd7e9f514db29c
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2009-09-22T15:46:35Z
Releases: 9.0.0
Fix crash if a DROP is attempted on an internally-dependent object.
Introduced in 8.4 rewrite of dependency.c.
Per bug #5072 from Amit Khandekar.

Files