[petsc-dev] Okay, petscmath.h is a complete piece of crap and now its breaking my build

[Matthew Knepley]

On Tue, Mar 15, 2011 at 1:22 PM, Matthew Knepley <knepley at gmail.com> wrote:

> On Tue, Mar 15, 2011 at 1:20 PM, Jed Brown <jed at 59a2.org> wrote:
>
>> On Tue, Mar 15, 2011 at 19:07, Matthew Knepley <knepley at gmail.com> wrote:
>>
>>> not checked by my editor.
>>
>>
>> Why doesn't your editor show which branch is active for the current
>> PETSC_ARCH?
>>
>
> Does yours? My Emacs does not follow #if, and it would not know what branch
> anyway.
>
>
>> How would it be easier to audit whether all possible combinations were
>> valid if the code was generated?
>>
>
> 1) I would see exactly what I got (I know I can do this by hand with -E)
>
> 2) I could look at the configure log to see what decisions were made. This
> is difficult with the #if model.
>

3) The problem turns out to be silent failure due to the need to
reconfigure. This would not happen in the
    generated model.

   Matt


>    Matt
>
> --
> What most experimenters take for granted before they begin their
> experiments is infinitely more interesting than any results to which their
> experiments lead.
> -- Norbert Wiener
>



-- 
What most experimenters take for granted before they begin their experiments
is infinitely more interesting than any results to which their experiments
lead.
-- Norbert Wiener
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