Ensure we list structs and requires as compile time deps

Author: José Valim

lib/elixir/src/elixir_exp.erl

@@ -515,6 +515,9 @@ no_alias_expansion(Other) ->
   Other.
 
 expand_require(Meta, Ref, KV, E) ->
+  %% We always record requires when they are defined
+  %% as they expect the reference at compile time.
+  elixir_lexical:record_remote(Ref, nil, ?m(E, lexical_tracker)),
   RE = E#{requires := ordsets:add_element(Ref, ?m(E, requires))},
   expand_alias(Meta, false, Ref, KV, RE).
 

lib/elixir/src/elixir_map.erl

@@ -16,7 +16,10 @@ expand_struct(Meta, Left, Right, E) ->
   {[ELeft, ERight], EE} = elixir_exp:expand_args([Left, Right], E),
 
   case is_atom(ELeft) of
-    true  -> ok;
+    true ->
+      %% We always record structs when they are expanded
+      %% as they expect the reference at compile time.
+      elixir_lexical:record_remote(ELeft, nil, ?m(E, lexical_tracker));
     false ->
       compile_error(Meta, ?m(E, file), "expected struct name to be a compile "
         "time atom or alias, got: ~ts", ['Elixir.Macro':to_string(ELeft)])