pgsql: Prevent to divide by zero and range out of 0..1

From: teodor(at)svr1(dot)postgresql(dot)org (Teodor Sigaev)
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Prevent to divide by zero and range out of 0..1
Date: 2005-06-01 11:45:04
Message-ID: 20050601114504.2D6935280A@svr1.postgresql.org
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Log Message:
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Prevent to divide by zero and range out of 0..1

Modified Files:
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pgsql/contrib/tsearch2:
rank.c (r1.8 -> r1.9)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/rank.c.diff?r1=1.8&r2=1.9)

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