3 files changed, 3 insertions, 12 deletions
diff --git a/lib/stdlib/src/erl_eval.erl b/lib/stdlib/src/erl_eval.erl
index bf3c7b3504..95ba6b1096 100644
--- a/lib/stdlib/src/erl_eval.erl
+++ b/lib/stdlib/src/erl_eval.erl
@@ -947,7 +947,6 @@ type_test(integer) -> is_integer;
 type_test(float) -> is_float;
 type_test(number) -> is_number;
 type_test(atom) -> is_atom;
-type_test(constant) -> is_constant;
 type_test(list) -> is_list;
 type_test(tuple) -> is_tuple;
 type_test(pid) -> is_pid;
diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl
index cfbcf54d95..a1af0057ca 100644
--- a/lib/stdlib/src/erl_lint.erl
+++ b/lib/stdlib/src/erl_lint.erl
@@ -3436,17 +3436,11 @@ obsolete_guard({call,Line,{atom,Lr,F},As}, St0) ->
 	false ->
 	    deprecated_function(Line, erlang, F, As, St0);
 	true ->
-	    St1 = case F of
-		      constant ->
-			  deprecated_function(Lr, erlang, is_constant, As, St0);
-		      _ ->
-			  St0
-		  end,
-	    case is_warn_enabled(obsolete_guard, St1) of
+	    case is_warn_enabled(obsolete_guard, St0) of
 		true ->
-		    add_warning(Lr,{obsolete_guard, {F, Arity}}, St1);
+		    add_warning(Lr,{obsolete_guard, {F, Arity}}, St0);
 		false ->
-		    St1
+		    St0
 	    end
     end;
 obsolete_guard(_G, St) ->
diff --git a/lib/stdlib/src/ms_transform.erl b/lib/stdlib/src/ms_transform.erl
index 63b397f3a5..4389fd457c 100644
--- a/lib/stdlib/src/ms_transform.erl
+++ b/lib/stdlib/src/ms_transform.erl
@@ -881,7 +881,6 @@ translate_language_element(Atom) ->
     end.
 
 old_bool_test(atom,1) -> is_atom;
-old_bool_test(constant,1) -> is_constant;
 old_bool_test(float,1) -> is_float;
 old_bool_test(integer,1) -> is_integer;
 old_bool_test(list,1) -> is_list;
@@ -896,7 +895,6 @@ old_bool_test(record,2) -> is_record;
 old_bool_test(_,_) -> undefined.
 
 bool_test(is_atom,1) -> true;
-bool_test(is_constant,1) -> true;
 bool_test(is_float,1) -> true;
 bool_test(is_integer,1) -> true;
 bool_test(is_list,1) -> true;