Update to Erlang 17.0

Author: José Valim

.travis.yml

@@ -6,4 +6,4 @@ notifications:
     - [email protected]
     - [email protected]
 otp_release:
-  - 17.0-rc1
+  - 17.0

lib/elixir/src/elixir_compiler.erl

@@ -140,7 +140,7 @@ module(Forms, File, RawOptions, Bootstrap, Callback) when
   Options = RawOptions ++ elixir_code_server:call(erl_compiler_options),
   Listname = elixir_utils:characters_to_list(File),
 
-  case compile:noenv_forms([no_auto_import()|Forms], [return,{source,Listname}|Options]) of
+  case compile:noenv_forms(Forms, [no_auto_import,return,{source,Listname}|Options]) of
     {ok, ModuleName, Binary, Warnings} ->
       format_warnings(Bootstrap, Warnings),
       code:load_binary(ModuleName, Listname, Binary),
@@ -150,10 +150,6 @@ module(Forms, File, RawOptions, Bootstrap, Callback) when
       format_errors(Errors)
   end.
 
-no_auto_import() ->
-  Bifs = [{ Name, Arity } || { Name, Arity } <- erlang:module_info(exports), erl_internal:bif(Name, Arity)],
-  { attribute, 0, compile, { no_auto_import, Bifs } }.
-
 %% CORE HANDLING
 
 core() ->

lib/elixir/src/elixir_translator.erl

@@ -231,19 +231,14 @@ translate({ { '.', _, [Left, Right] }, Meta, Args }, S)
           TVar = { var, Line, Var },
           TMap = { tuple, Line, [{ atom, Line, badarg }, TVar] },
 
-          %% TODO: There is a bug in Erlang where %{} = 1 matches.
-          %% Once the bug is fixed, replace the second clause by a
-          %% map match instead of a guard check.
           { { 'case', -1, TLeft, [
             { clause, -1,
               [{ map, Line, [{ map_field_exact, Line, TRight, TVar }] }],
               [],
               [TVar] },
             { clause, -1,
-              % [{ match, Line, { map, Line, [] }, TVar }],
-              % []
-              [TVar],
-              [[?wrap_call(Line, erlang, is_map, [TVar])]],
+              [{ match, Line, { map, Line, [] }, TVar }],
+              [],
               [?wrap_call(Line, erlang, error, [TMap])] },
             { clause, -1,
               [TVar],