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-rw-r--r--erts/emulator/beam/ops.tab3
1 files changed, 2 insertions, 1 deletions
diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab
index 73630fda8e..68fcc177ae 100644
--- a/erts/emulator/beam/ops.tab
+++ b/erts/emulator/beam/ops.tab
@@ -1484,7 +1484,8 @@ new_map j d I I
update_map_assoc j s d I I
update_map_exact j s d I I
-is_map Fail cq => jump Fail
+is_map Fail Literal=q => move Literal x | is_map Fail x
+is_map Fail c => jump Fail
%macro: is_map IsMap -fail_action
is_map f r