[petsc-users] Calling MatDestroy on MatGetDiagonalBlock

[Barry Smith]

  Yeah, looks like MatGetSubMatrix() and MatGetSubMatrices() didn't get renamed to the "current" approach.

   Barry

> On Jan 5, 2016, at 5:46 PM, Bhalla, Amneet Pal S <amneetb at live.unc.edu> wrote:
> 
> 
> 
>> On Jan 5, 2016, at 3:32 PM, Barry Smith <bsmith at mcs.anl.gov> wrote:
>> 
>> So  get -> no destroy
>>        create -> destroy
> 
> Is MatGetSubMatrices() exception to this rule? The manual says to call the destroy() function after done with it. 
> 
> http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Mat/MatGetSubMatrices.html