dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Thu, Mar 22, 2012 at 03:28:30PM +0100, Martin Sandve Alnæs wrote:
> For complex forms, the repr(form) signature string used today may grow
> quite large.
>
> An alternative is to use a short signature, e.g. the sha1 checksum
> of the same repr string or of some equally unique data.
>
> Do we actually use the repr string of the form for anything?
> It's nice to have in the generated code to see what the code
> came from, but that could eventually be replaced with something
> more readable. At least if the repr string is stored in a comment in
> the generated code instead of in the signature() function, the C++
> compiler can discard it quickly and it won't take up memory in the
> final program.

I don't think it is used for anything. It is usually pretty messy.

It sounds good to just return the hash in the signature and put the
full signature in a comment.

--
Anders