[petsc-users] Calling MatDestroy on MatGetDiagonalBlock

[Bhalla, Amneet Pal S]

On Jan 5, 2016, at 3:32 PM, Barry Smith <bsmith at mcs.anl.gov<mailto: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
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