Re: pgbench test failing on 14beta1 on Debian/i386 - Mailing list pgsql-hackers

From Tom Lane
Subject Re: pgbench test failing on 14beta1 on Debian/i386
Date
Msg-id 3382819.1621381504@sss.pgh.pa.us
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In response to Re: pgbench test failing on 14beta1 on Debian/i386  (Thomas Munro <thomas.munro@gmail.com>)
Responses Re: pgbench test failing on 14beta1 on Debian/i386
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Thomas Munro <thomas.munro@gmail.com> writes:
> Forgot to post the actual values:
>       r = 2563421694876090368
>       r = 2563421694876090365
> Smells a bit like a precision problem in the workings of pg_erand48(),
> but as soon as I saw floating point numbers I closed my laptop and ran
> for the door.

Yup.  This test has a touching, but entirely unwarranted, faith in
pg_erand48() producing bit-for-bit the same values everywhere.

            regards, tom lane



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