[petsc-users] segv in VecSum when using nested vec

[Jed Brown]

On Tue, Mar 6, 2012 at 09:52, Klaij, Christiaan <C.Klaij at marin.nl> wrote:

> >Could you get a stack trace with gdb? Also, I ran on petsc-dev.
>
> Breakpoint 1, vecsumsegv::vecsumsegv (this=0x7fffffffd310, m=3, n=4)
>    at vecsumsegv.cc:28
> 28        ierr = VecSum(x,&val);
> (gdb) next


This was fixed in petsc-dev.

http://petsc.cs.iit.edu/petsc/petsc-dev/rev/3b9bc425b217


Why are you using VecNest? It causes more harm than good in all but some
very special circumstances.
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