stumped....

Gerald Carter gcarter at valinux.com
Mon Jul 17 07:55:16 GMT 2000


Urban Widmark wrote:
> 
> On Tue, 18 Jul 2000, Gerald Carter wrote:
> 
> > Has anyone every seen a call to malloc() result in a
> > seg fault?  Very confused...
> 
> Yes, a few times. It has always been some code 
> overwriting innocent memory, possibly free'ing the 
> same area twice. It has never been related
> to the place of the segfault (which obviously 
> is where you start looking ...). The malloc 
> crashes because its internal structure is corrupt.

Ahhh...now that rings a bell.  I think I know 
what it is.

> You may want to try some memory "safety" 
> library (ElectricFence is the only name I can think of 
> now, but I have never tried it).
>
> But I'm sure there are other ways to get malloc to 
> crash, maybe you invented a new one :)

I would feel so honored if that were true ;-)





Thanks,
jerry
----------------------------------------------------------------------
   /\  Gerald (Jerry) Carter                     Professional Services
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       http://www.eng.auburn.edu/~cartegw

       "...a hundred billion castaways looking for a home."
                                - Sting "Message in a Bottle" ( 1979 )



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