MLton 20210117

# NeedsReview

This page documents some patches and bug fixes that need additional review by experienced developers:

- Bug in transparent signature match:

  - What is an original interface and why does the equivalence of original interfaces implies the equivalence of the actual interfaces?

  - http://www.mlton.org/pipermail/mlton/2007-September/029991.html

  - http://www.mlton.org/pipermail/mlton/2007-September/029995.html

  - SVN Revision: r6046

- Bug in DeepFlatten pass:

  - Should we allow argument to Weak_new to be flattened?

  - SVN Revision: r6189 (regression test demonstrating bug)

  - SVN Revision: r6191