Re: float4/float8/int64 passed by value with tsearch fixup

From: Zoltan Boszormenyi <zb(at)cybertec(dot)at>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Gregory Stark <stark(at)enterprisedb(dot)com>, pgsql-patches(at)postgresql(dot)org, Hans-Juergen Schoenig <hs(at)cybertec(dot)at>, Magnus Hagander <magnus(at)hagander(dot)net>
Subject: Re: float4/float8/int64 passed by value with tsearch fixup
Date: 2008-04-19 18:56:02
Message-ID: 480A4042.5080102@cybertec.at
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Alvaro Herrera írta:
> Zoltan Boszormenyi wrote:
>
>
>>>> So I think we really do need to offer that compile-time option.
>>>> Failing to do so will be tantamount to desupporting v0 functions
>>>> altogether, which I don't think we're prepared to do.
>>>>
>>>>
>>> I have asked the Cybertec guys for a patch. Since it's basically a copy
>>> of the float8 change, it should be easy to do.
>>>
>> Here's the patch (against current CVS) with the required change.
>> Please review, it passed make check with both --enable and
>> --disable-float4-byval.
>>
>
> Does it pass "make installcheck" in contrib? I'm worried about
>

It seems to pass, see below.

> btree_gist in particular. Perhaps the change I introduced in the
> previous revision needs to be #ifdef'd out?
>

Both --enable and --disable-float4-byval produced only this regression,
but it seems to be a tuple order difference.

============= running regression test queries ==============
test tsearch2 ... FAILED

cat tsearch2/regression.diffs:

*** ./expected/tsearch2.out Tue Nov 20 05:23:10 2007
--- ./results/tsearch2.out Sat Apr 19 20:48:16 2008
***************
*** 1490,1497 ****
w0 | 29 | 29
y9 | 29 | 29
zm | 29 | 29
- zs | 29 | 29
zy | 29 | 29
ax | 28 | 28
cd | 28 | 28
dj | 28 | 28
--- 1490,1497 ----
w0 | 29 | 29
y9 | 29 | 29
zm | 29 | 29
zy | 29 | 29
+ zs | 29 | 29
ax | 28 | 28
cd | 28 | 28
dj | 28 | 28

======================================================================

--
----------------------------------
Zoltán Böszörményi
Cybertec Schönig & Schönig GmbH
http://www.postgresql.at/

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