[petsc-dev] ugliness due to missing lapack routines

Jed Brown jedbrown at mcs.anl.gov
Thu Feb 7 23:12:06 CST 2013


On Thu, Feb 7, 2013 at 10:35 PM, Barry Smith <bsmith at mcs.anl.gov> wrote:

> > How would we have plugins and dynamic configuration without a JIT? You
> want to recompile (using the god preprocessor that sees all and knows all)
> every time the user tweaks the model or algorithm? No thank you.
>
>   Oh come on. It takes 1 minute to compile all of PETSc on my laptop. With
> the proper dependencies known, a change that affects only a few places
> (like most editing changes) would take seconds to update the dynamic
> library.


I read comments like this and really don't understand what you are
advocating.

Why don't we get rid of the options database and just configure the right
method using the build system/preprocessor/whatever?
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