[petsc-users] undefined reference error in make test

[Mohammad Mirzadeh]

Thanks Jed. I think the problem was petsc using some of files from hypre 2.0
although I was compiling it with 2.7. I did a fresh install with hypre 2.7
and now everything is running fine.

Thanks again,
Mohammad

On Fri, Feb 25, 2011 at 4:25 AM, Jed Brown <jed at 59a2.org> wrote:

> On Fri, Feb 25, 2011 at 12:18, Mohammad Mirzadeh <mirzadeh at gmail.com>wrote:
>
>> Just tried hypre-2.7.0b. That didn't solve the problem either. However, I
>> just found this in my make.log file that might help:
>>
>> mhyp.c: In function 'MatZeroEntries_HYPREStruct_3d':
>> mhyp.c:397: warning: implicit declaration of function
>> 'hypre_StructMatrixClearBoxValues'
>>
>
> I just built PETSc with hypre-2.7.0b and it works for me. Are you sure that
> you are using the new hypre-2.7.0b instead of stale files from hypre-2.0.0?
> You can check that this function is declared in "_hypre_struct_mv.h", and
> also check that it is present in the library using
>
> $ nm ompi/lib/libHYPRE.a |grep hypre_StructMatrixClearBoxValues
>                  U hypre_StructMatrixClearBoxValues
> 0000000000004543 T hypre_StructMatrixClearBoxValues
>
> The second line shows that the symbol is defined in that archive.
>
> Background: they intended this to be a private function, but did not
> provide a public interface to zero the entries, therefore PETSc calls this
> private function which is declared in
>
> #include "_hypre_struct_mv.h"
>
> included via "mhyp.h" from "mhyp.c".
>
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