Re: [HACKERS] query crashes backend - cvs (fwd)

From: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>
To: maillist(at)candle(dot)pha(dot)pa(dot)us
Cc: pgsql-hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] query crashes backend - cvs (fwd)
Date: 1998-09-21 02:33:17
Message-ID: Pine.GSO.3.96.SK.980921061720.9946D-100000@ra
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Bruce,

after sending you email I made an experiment to verify if locale
settings effect to failures of some regression tests.
I did a clean recompilation of latest cvs with --enable-locale option.
First time I run regression test strictly follow instructions in
INSTALL document. Almost all tests run ok except geometry and random.
Second time I start postmster as I usually run on production machine -
i.e. I specified LC_CTYPE and LC_COLLATE env. variables ( koi8-r).
Again geometry fails but random ok (strange) and
select_implicit .. failed
select_having .. failed
select_views .. failed

So, certainly something either in locale code or in my system locale is broken.
But as far as I remember there were no problem with 6.3.2 and there is
nothing locale specific ( I mean national characters) in regression test.
So, most probable there is a bug in a code.
Differences are only in the order of rows returned from query,
for example:
dv:~/cvs/pgsql/src/test/regress/results$ diff select_having.out ../expected/select_having.out
33d32
< bbbb | 5
34a34
> bbbb | 5
I run all these tests on regular Linux box, nothing bleeding edge -
Linux dv 2.0.34 #7 Wed Aug 26 14:05:30 MSD 1998 i586 unknown
Kernel modules found
Gnu C 2.7.2.3
Binutils 2.8.1.0.23
Linux C Library 5.4.44
Dynamic Linker (ld.so) 1.9.7
Linux C++ Library 27.2.8
Procps 1.2.6
Procinfo 12
Mount 2.7l
Net-tools 1.432.
Kbd 0.94
Sh-utils 1.16

It would be great if other linux users could verify my results.

Best regards,

Oleg

_____________________________________________________________
Oleg Bartunov, sci.researcher, hostmaster of AstroNet,
Sternberg Astronomical Institute, Moscow University (Russia)
Internet: oleg(at)sai(dot)msu(dot)su, http://www.sai.msu.su/~megera/
phone: +007(095)939-16-83, +007(095)939-23-83

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