[Gmsh] Out of memory

[Christophe Geuzaine]

Hi Mark - After thinking about it more carefully we decided to replace 
the old-style lists with std::vector.

The new implementation should be available in tomorrow's nightly 
snapshot. Can you give it a try?

Thanks,

Christophe


Mark van Doesburg wrote:
> 	Ah, indeed: getdp still uses the old format... :-(
> 
> Do you have an alternative solver which generates the new format? ;-)
> 
> 	I'm not sure if we should merge your patch for ListUtils.h as is:
> 	I don't understand why the access functions would work (since
> 	the index should definitely also be a long int), the I/O will
> 	be inconsistent, etc.
> 
> The patch works as long as there are no more than 2^31 elements in the
> list.  The original code failed as soon as the list required more than
> 2^31 bytes. I agree it's probably not the best way to solve the problem,
> but it is the least amount of work.
> 
> 	Would you be willing to go over the full code in ListUtils.cpp
> 	and make it 64 bit aware?
> 
> Sure, but there are two ways to do this. One is to modify the code
> in ListUtils.cpp, but not the data types used in ListUtils.h, it would
> result in a cast for every malloc/memcmp etc. The other solution would be
> to change the data type for List_T and make every size related integer
> of type size_t, this may also impact other code. Which solution would
> you prefer?
> 
> Mark.
> 
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> 


-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science
http://www.montefiore.ulg.ac.be/~geuzaine