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-rw-r--r--lib/stdlib/src/unicode.erl4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/stdlib/src/unicode.erl b/lib/stdlib/src/unicode.erl
index 3e8e6f5101..617da11ba8 100644
--- a/lib/stdlib/src/unicode.erl
+++ b/lib/stdlib/src/unicode.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2008-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2008-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -561,6 +561,8 @@ do_o_binary(F,L) ->
erlang:iolist_to_binary(List)
end.
+-dialyzer({no_improper_lists, do_o_binary2/2}).
+
do_o_binary2(_F,[]) ->
<<>>;
do_o_binary2(F,[H|T]) ->