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-rw-r--r--erts/preloaded/ebin/erts_internal.beambin4276 -> 4456 bytes
-rw-r--r--erts/preloaded/src/erts_internal.erl9
2 files changed, 9 insertions, 0 deletions
diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam
index d41c833e05..3d650aff74 100644
--- a/erts/preloaded/ebin/erts_internal.beam
+++ b/erts/preloaded/ebin/erts_internal.beam
Binary files differ
diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl
index edcd50c77e..764d7730aa 100644
--- a/erts/preloaded/src/erts_internal.erl
+++ b/erts/preloaded/src/erts_internal.erl
@@ -31,6 +31,7 @@
-export([await_port_send_result/3]).
-export([binary_to_term/1, binary_to_term/2]).
-export([cmp_term/2]).
+-export([map_to_tuple_keys/1]).
-export([port_command/3, port_connect/2, port_close/1,
port_control/3, port_call/3, port_info/1, port_info/2]).
@@ -181,3 +182,11 @@ binary_to_term(_Binary, _Opts) ->
cmp_term(_A,_B) ->
erlang:nif_error(undefined).
+
+%% return the internal key tuple for map keys
+-spec map_to_tuple_keys(M) -> Keys when
+ M :: map(),
+ Keys :: tuple().
+
+map_to_tuple_keys(_M) ->
+ erlang:nif_error(undefined).