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Re: griddata segmentation fault

From: Kai Habel
Subject: Re: griddata segmentation fault
Date: Tue, 30 Dec 2008 11:03:12 +0100
User-agent: Thunderbird (X11/20081112)

Thomas Weber schrieb:
> On Tue, Dec 30, 2008 at 08:44:48AM +0100, Kai Habel wrote:
>> Chenjie Gu schrieb:
>>> Thanks, David.
>>> If x,y,z are column vectors, it works on one of my intel machines.
>>> (which encountered an error without segmentation fault before.)
>>> However, still I got a segmentation fault on one of my amd64 machine
>>> (running 32-bit linux).
>>> Is there anything to do with the processor?
>>> Chenjie
>> Chenje,
>> griddata depends on delaunay triangulation. Does delaunay work at all on
>> this machine(s) ?
>> If not, I suspect you have been hit by this bug[1]. If that is the case
>> recompile qhull without optimization
> It seems Fedora has a patch:
>       Thomas
thanks for the pointer. I did a quick recompile with the srpm [1] and
the patch above [2] and can confirm that qhull works again with the
standard compiler flags (-O2).



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