[m-rev.] the grade library is ready for review

[Julien Fischer]

On Fri, 1 Apr 2016, Zoltan Somogyi wrote:

> The try_all_grade_structs program is a sanity check; it tests whether
> the grade library can properly process all valid grades (of which there
> are more than one million!). This takes a bit less than a minute on
> my laptop, which shows that the grade library can handle the kinds
> of problems that this test poses in about 50 microseconds each.
> (I expect that solving partial, not full, grade specifications takes longer.)

Another one.

     #error "MR_USE_MINIMAL_MODEL_OWN_STACKS requires MR_CONSERVATIVE_GC"

However, try_all_structs generates:

     TEST 59941: grade struct none.mmos
     TEST 59942: grade struct none.spf.mmos
     TEST 59943: grade struct none.pregen.mmos

etc.

Ditto for the mmsc grades.

Julien.