R16A fixes

Author: José Valim

lib/elixir/lib/binary/inspect.ex

@@ -261,7 +261,7 @@ defimpl Binary.Inspect, for: List do
 
   def inspect(thing, opts) do
     cond do
-      :io_lib.printable_unicode_list(thing) ->
+      :io_lib.printable_list(thing) ->
         escape(:unicode.characters_to_binary(thing), ?')
       Keyword.keyword?(thing) ->
         "[" <> join_keywords(thing, opts) <> "]"

lib/elixir/test/elixir/typespec_test.exs

@@ -405,14 +405,14 @@ defmodule Typespec.TypeTest do
       @typep b :: any
       @spec t(b) :: b
       def t(b), do: b
-      @opaque c :: any
+      @opaque c :: atom
     end
 
     :code.delete(T)
     :code.purge(T)
 
     assert [
-      {:opaque, {:c,{:type,_,:any,[]},[]}},
+      {:opaque, {:c,{:type,_,:atom,[]},[]}},
       {:type, {:a,{:type,_,:any,[]},[]}},
       {:typep, {:b,{:type,_,:any,[]},[]}},
     ] = Kernel.Typespec.beam_types(binary)