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-rw-r--r--lib/compiler/src/beam_utils.erl2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl
index 26020e1d29..3249024854 100644
--- a/lib/compiler/src/beam_utils.erl
+++ b/lib/compiler/src/beam_utils.erl
@@ -187,7 +187,7 @@ is_pure_test({test,is_lt,_,[_,_]}) -> true;
is_pure_test({test,is_nil,_,[_]}) -> true;
is_pure_test({test,is_nonempty_list,_,[_]}) -> true;
is_pure_test({test,test_arity,_,[_,_]}) -> true;
-is_pure_test({test,has_map_fields,_,[_,{list,_}]}) -> true;
+is_pure_test({test,has_map_fields,_,[_|_]}) -> true;
is_pure_test({test,Op,_,Ops}) ->
erl_internal:new_type_test(Op, length(Ops)).