[petsc-dev] preallocation checks

Jed Brown jedbrown at mcs.anl.gov
Fri Jan 20 10:50:40 CST 2012


On Fri, Jan 20, 2012 at 10:43, Barry Smith <bsmith at mcs.anl.gov> wrote:

>   The whole reason for Jed putting in the flag is to clean up the bad no
> preallocation in PETSc.
>

This also won't work because it sets the option on the wrong matrix.


>
>    Please do not do this kind of stuff.
>
>    This needs to be fixed by putting the correct preallocation in. And why
> is converting to SeqAIJ using a basic converter? Isn't there a converter to
>  SeqAIJ that does preallocation?
>

There is no MatConvert_SeqDense_SeqAIJ
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