Log Message: ----------- Reject zero or negative BY step in plpgsql integer FOR-loops, and behave sanely if the loop value overflows int32 on the way to the end value. Avoid useless computation of "SELECT 1" when BY is omitted. Avoid some type-punning between Datum and int4 that dates from the original coding. Modified Files: -------------- pgsql/src/pl/plpgsql/src: gram.y (r1.102 -> r1.103) (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpgsql/src/gram.y.diff?r1=1.102&r2=1.103) pl_exec.c (r1.197 -> r1.198) (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpgsql/src/pl_exec.c.diff?r1=1.197&r2=1.198) pl_funcs.c (r1.59 -> r1.60) (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpgsql/src/pl_funcs.c.diff?r1=1.59&r2=1.60) plpgsql.h (r1.88 -> r1.89) (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpgsql/src/plpgsql.h.diff?r1=1.88&r2=1.89)
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