pgsql: Fix crash if a DROP is attempted on an internally-dependent - Mailing list pgsql-committers

Log Message:
-----------
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.

Tags:
----
REL8_4_STABLE

Modified Files:
--------------
    pgsql/src/backend/catalog:
        dependency.c (r1.89.2.1 -> r1.89.2.2)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/dependency.c?r1=1.89.2.1&r2=1.89.2.2)
    pgsql/src/test/regress/expected:
        rules.out (r1.149 -> r1.149.2.1)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/rules.out?r1=1.149&r2=1.149.2.1)
    pgsql/src/test/regress/sql:
        rules.sql (r1.35 -> r1.35.2.1)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/sql/rules.sql?r1=1.35&r2=1.35.2.1)