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@@ -4,7 +4,7 @@
Misctypes
- Syntax for universe sorts and kinds has been moved from `Misctypes`
+- Syntax for universe sorts and kinds has been moved from `Misctypes`
to `Glob_term`, as these are turned into kernel terms by
`Pretyping`.
@@ -28,6 +28,10 @@ Proof engine
should indicate what the canonical form is. An important change is
the move of `Globnames.global_reference` to `Names.GlobRef.t`.
+- Unification API returns `evar_map option` instead of `bool * evar_map`
+ with the guarantee that the `evar_map` was unchanged if the boolean
+ was false.
+
ML Libraries used by Coq
- Introduction of a "Smart" module for collecting "smart*" functions, e.g.
@@ -41,6 +45,25 @@ Printer.ml API
pr_subgoal and pr_goal was removed to simplify the code. It was
earlierly used by PCoq.
+Source code organization
+
+- We have eliminated / fused some redundant modules and relocated a
+ few interfaces files. The `intf` folder is gone, and now for example
+ `Constrexpr` is located in `interp/`, `Vernacexpr` in `vernac/` and
+ so on. Changes should be compatible, but in a few cases stricter
+ layering requirements may mean that functions have moved. In all
+ cases adapting is a matter of changing the module name.
+
+Vernacular commands
+
+- The implementation of vernacular commands has been refactored so it
+ is self-contained now, including the parsing and extension
+ mechanisms. This involves a couple of non-backward compatible
+ changes due to layering issues, where some functions have been moved
+ from `Pcoq` to `Pvernac` and from `Vernacexpr` to modules in
+ `tactics/`. In all cases adapting is a matter of changing the module
+ name.
+
### Unit testing
The test suite now allows writing unit tests against OCaml code in the Coq