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-rw-r--r--lib/debugger/test/map_SUITE.erl10
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/debugger/test/map_SUITE.erl b/lib/debugger/test/map_SUITE.erl
index e9b72a6088..b114d29f44 100644
--- a/lib/debugger/test/map_SUITE.erl
+++ b/lib/debugger/test/map_SUITE.erl
@@ -675,9 +675,13 @@ t_bif_map_put(Config) when is_list(Config) ->
{'EXIT',{badarg,[{maps,put,_,_}|_]}} = (catch maps:put(1,a,<<>>)),
ok.
-is_members([],_) -> true;
-is_members([K|Ks],Ls) ->
- lists:member(K,Ls) andalso is_members(Ks,Ls).
+is_members(Ks,Ls) when length(Ks) =/= length(Ls) -> false;
+is_members(Ks,Ls) -> is_members_do(Ks,Ls).
+
+is_members_do([],[]) -> true;
+is_members_do([],_) -> false;
+is_members_do([K|Ks],Ls) ->
+ is_members_do(Ks, lists:delete(K,Ls)).
t_bif_map_update(Config) when is_list(Config) ->