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[Murtazo Nazarov <question127201@xxxxxxxxxxxxxxxxxxxxx>]

Question #127201 on DOLFIN changed:
https://answers.launchpad.net/dolfin/+question/127201

    Status: Answered => Open

Murtazo Nazarov is still having a problem:
On 09/28/10 21:48, Anders Logg wrote:
> Question #127201 on DOLFIN changed:
> https://answers.launchpad.net/dolfin/+question/127201
>
>      Status: Open =>  Answered
>
> Anders Logg proposed the following answer:
> You need to set this option to run with Valgrind:
>
>    CGAL_DISABLE_ROUNDING_MATH_CHECK
>
> This will configure the build against CGAL so that CGAL does not
> interfere with Valgrind. If you use cmake-gui, you should be able to
> see this option and just click it.
>    

Is it when I install dolfin? I usually use dorsal, where shall change in 
this case?

murtazo

> --
> Anders
>
>
> On Tue, Sep 28, 2010 at 06:00:10PM -0000, Murtazo Nazarov wrote:
>    
>> New question #127201 on DOLFIN:
>> https://answers.launchpad.net/dolfin/+question/127201
>>
>> Hi,
>>
>> I am trying to use
>> valgrind --tool=cachegrind ./demo
>>
>> to check the performance of my code, but I get the following error:
>>
>> ==27082==
>> terminate called after throwing an instance of 'CGAL::Assertion_exception'
>>    what():  CGAL ERROR: assertion violation!
>> Expr: -CGAL_IA_MUL(-1.1, 10.1) != CGAL_IA_MUL(1.1, 10.1)
>> File: /usr/include/CGAL/Interval_nt.h
>> Line: 158
>> Explanation: Wrong rounding: did you forget the -frounding-math option if you use GCC?
>> ==27082==
>> ==27082== I   refs:      22,583,550
>> ==27082== I1  misses:         2,318
>> ==27082== L2i misses:         2,216
>> ==27082== I1  miss rate:       0.01%
>> ==27082== L2i miss rate:       0.00%
>> ==27082==
>> ==27082== D   refs:       8,211,978  (6,125,423 rd   + 2,086,555 wr)
>> ==27082== D1  misses:       279,852  (  269,368 rd   +    10,484 wr)
>> ==27082== L2d misses:        59,980  (   53,008 rd   +     6,972 wr)
>> ==27082== D1  miss rate:        3.4% (      4.3%     +       0.5%  )
>> ==27082== L2d miss rate:        0.7% (      0.8%     +       0.3%  )
>> ==27082==
>> ==27082== L2 refs:          282,170  (  271,686 rd   +    10,484 wr)
>> ==27082== L2 misses:         62,196  (   55,224 rd   +     6,972 wr)
>> ==27082== L2 miss rate:         0.2% (      0.1%     +       0.3%  )
>> Abort
>>
>> Have anyone tried it out?
>>
>> murtazo
>>
>>      
> --
> Anders
>
>

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