[m-rev.] for review: single precision floats

[Simon Taylor]

On 06-Feb-2007, Julien Fischer <juliensf at csse.unimelb.edu.au> wrote:
> On Mon, 5 Feb 2007, Peter Wang wrote:
> >Estimated hours taken: 4
> >Branches: main
> >
> >Make it easy for the user to select single-precision floats instead of the
> >default double-precision floats.  This can be done by using the `.spf' 
> >grade
> >component, or the option `--single-prec-float'.
> 
> The diff is fine.  I would like a little more justification than this
> as to why we need to add yet another grade.  I suggest holding off
> on committing it for a few days in order to give everyone an opportunity
> to comment.

Code using unboxed floats is incompatible with code using boxed doubles,
so it's a bug that we don't already have a grade for unboxed floats.

Simon.
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