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-rw-r--r--lib/compiler/src/sys_core_fold.erl3
1 files changed, 0 insertions, 3 deletions
diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl
index e2b9213891..eb9c302334 100644
--- a/lib/compiler/src/sys_core_fold.erl
+++ b/lib/compiler/src/sys_core_fold.erl
@@ -3146,9 +3146,6 @@ format_error(result_ignored) ->
"(suppress the warning by assigning the expression to the _ variable)";
format_error(useless_building) ->
"a term is constructed, but never used";
-format_error({map_pair_key_overloaded,K}) ->
- M = io_lib:format("the key ~p is used multiple times in map value association",[K]),
- flatten(M);
format_error(bin_opt_alias) ->
"INFO: the '=' operator will prevent delayed sub binary optimization";
format_error(bin_partition) ->