Fix type spec

rebar.config

@@ -2,7 +2,7 @@
 
 {erl_opts, [debug_info]}.
 
-{deps, [ {aebytecode, {git, "https://github.com/aeternity/aebytecode.git", {ref,"9dfc5f4"}}}
+{deps, [ {aebytecode, {git, "https://github.com/aeternity/aebytecode.git", {ref,"f91c8fa"}}}
        , {getopt, "1.0.1"}
        , {jsx, {git, "https://github.com/talentdeficit/jsx.git",
                      {tag, "2.8.0"}}}

rebar.lock

@@ -1,7 +1,7 @@
 {"1.1.0",
 [{<<"aebytecode">>,
   {git,"https://github.com/aeternity/aebytecode.git",
-       {ref,"9dfc5f4f1d1a9676cb6b9577af74a4566cc3f3f4"}},
+       {ref,"f91c8fabdd01cf911fb194862a50f9635c96c0e5"}},
   0},
  {<<"aeserialization">>,
   {git,"https://github.com/aeternity/aeserialization.git",

src/aeso_compiler.erl

@@ -329,8 +329,7 @@ create_calldata(Code, Fun, Args) ->
     create_calldata(Code, Fun, Args, [{backend, aevm}]).
 
 -spec create_calldata(string(), string(), [string()], [{atom(), any()}]) ->
-                             {ok, binary(), aeb_aevm_data:type(), aeb_aevm_data:type()}
-                             | {ok, binary()}
+                             {ok, binary()}
                              | {error, term()}.
 create_calldata(Code, Fun, Args, Options) ->
     case proplists:get_value(backend, Options, aevm) of