reviews + manual

ocaml · Jun 15, 2020 · be9ec2a · be9ec2a
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diff --git a/Changes b/Changes
@@ -11,6 +11,7 @@ Working version
   parameters. Since all parameters of record and sum types are by definition
   injective, this only makes sense for type abbreviations:
     type !'a t = 'a list
+  (Jacques Garrigue, review by Jeremy Yallop and Leo White)
 
 ### Runtime system:
 

diff --git a/manual/manual/refman/typedecl.etex b/manual/manual/refman/typedecl.etex
@@ -208,8 +208,8 @@ constraints, the variance properties of the type constructor
 are inferred from its definition, and the variance annotations are
 only checked for conformance with the definition.
 
-Injectivity annotations only make sense for abstract types and private
-row types, since they can otherwise be deduced from the type
+Injectivity annotations are only necessary for abstract types and
+private row types, since they can otherwise be deduced from the type
 declaration: all parameters are injective for record and variant type
 declarations (including extensible types); for type abbreviations a
 parameter is injective if it has an injective occurrence in its