| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Michael Paquier <michael(at)paquier(dot)xyz> |
| Cc: | Postgres hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, laetitia(dot)avrot(at)gmail(dot)com |
| Subject: | Re: pgsql: Add support for hyperbolic functions, as well as log10(). |
| Date: | 2019-03-13 03:16:42 |
| Message-ID: | 24813.1552447002@sss.pgh.pa.us |
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Michael Paquier <michael(at)paquier(dot)xyz> writes:
> On Tue, Mar 12, 2019 at 07:55:14PM +0000, Tom Lane wrote:
>> Add support for hyperbolic functions, as well as log10().
> jacana is not a fan of this commit, and failed on float8:
> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=jacana&dt=2019-03-13%2000%3A00%3A27
> @@ -476,7 +476,7 @@
> SELECT asinh(float8 '0');
> asinh
> -------
> - 0
> + -0
> (1 row)
Yeah. I warned Laetitia about not testing corner cases, but
it hadn't occurred to me that zero might be a corner case :-(
I'm inclined to leave it as-is for a day or so and see if any
other failures turn up, before deciding what to do about it.
regards, tom lane
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