Re: BUG #16037: Assertion fails in varbit_out

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: exclusion(at)gmail(dot)com
Cc: pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: BUG #16037: Assertion fails in varbit_out
Date: 2019-10-04 05:34:48
Message-ID: 17708.1570167288@sss.pgh.pa.us
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PG Bug reporting form <noreply(at)postgresql(dot)org> writes:
> The following query:
> SELECT CAST(B'111111111111100000000' AS BIT VARYING(20)) >>8;
> causes the FailedAssertion exception:

D'oh ... bitshiftright() needs to do the zero-pad-fixup in both
code paths. Will fix it tomorrow.

regards, tom lane

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