pgsql: Prevent to_char(interval) from dumping core on month-related - Mailing list pgsql-committers

Log Message:
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Prevent to_char(interval) from dumping core on month-related formats
when a zero-month interval is given.  Per discussion with Karel.

Tags:
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REL7_3_STABLE

Modified Files:
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    pgsql/src/backend/utils/adt:
        formatting.c (r1.56.2.2 -> r1.56.2.3)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/formatting.c.diff?r1=1.56.2.2&r2=1.56.2.3)