| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
|---|---|
| To: | ohp(at)pyrenet(dot)fr |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Zdenek Kotala <Zdenek(dot)Kotala(at)Sun(dot)COM>, pgsql-hackers list <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: cvs head initdb hangs on unixware |
| Date: | 2008-12-10 11:00:31 |
| Message-ID: | 493FA14F.9070207@enterprisedb.com |
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| Thread: | |
| Lists: | pgsql-hackers |
ohp(at)pyrenet(dot)fr wrote:
> On Tue, 9 Dec 2008, Tom Lane wrote:
>> Hmm. It looks to me like the compiler is getting confused by the
>> interaction between nodeno, leftnodeno, and rightnodeno. Try this
>> patch to see if it gets around it. (This is a tad better anyway
>> since it avoids examining the right child if not needed.)
>>
> Brillant!
> You made my day, can't wait for this patch to be committed.
I find it pretty scary to work around compiler bugs like this. Who knows
what other code it miscompiles. Can you reduce fsm_search_avail into a
small stand-alone test program, and file a bug report with the compiler
vendor?
BTW, why does this work on warthog buildfarm member? Different compiler
version?
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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