eliminated many cases of poly-eq

major cleanup: eliminate all non-exhaustive pattern matches

division primops, inline primops for min/max/abs

    Added some new primops for creating/manipulating temporary "C" objects
    allocated on the ml heap.

bug fix for cpsopt/contract.sml

merging changes from private branch

merged the big housecleaning patch (see HISTORY!)

merging back my devel changes (anchor environments)

bring revisions from the vendor branch to the trunk

* opt/flintopt.txt: New file.
* main/control.sml (phases): Move loopify+fixfix to before wrap.
* cpsopt/cpsopt.sml (zeroexpand): New function.
* TopLevel/viscomp/control.sml (cpsopt): Add `zeroexpand' to reduce
RA-blowup when compiling ml.grm.sml.

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First try at a merge of 110.16

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* Semant/pickle/pickmod.sml (mkPickleLty):
  alpha-rename was not applied to NVAR.
* Semant/pickle/unpickmod.sml (lvar): was improperly defined.
(tyc): TC_NVAR wasn't read correctly.
(tfundec): leading char was inconsistent with pickle.
* kernel/ltyextern.sml (tnarrow), reps/{reify,rttype,typeoper}.sml:
  don't unflatten arguments when reifying them.

merged in 110.10

*** empty log message ***

eliminated use of CG.misc4 probably left over from debugging

addition of fcontract and fixfix and Control.FLINT

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Initial revision

Initial revision