lib/uglifier.rb in uglifier-4.0.2 vs lib/uglifier.rb in uglifier-4.1.0

@@ -70,10 +70,9 @@
       :top_retain => [], # prevent specific toplevel functions and variables from `unused` removal
       :hoist_funs => true, # Hoist function declarations
       :hoist_vars => false, # Hoist var declarations
       :if_return => true, # Optimizations for if/return and if/continue
       :join_vars => true, # Join consecutive var statements
-      :cascade => true, # Cascade sequences
       :collapse_vars => true, # Collapse single-use var and const definitions when possible.
       :reduce_funcs => false, # Inline single-use functions as function expressions. Depends on reduce_vars.
       :reduce_vars => false, # Collapse variables assigned with and used as constant values.
       :negate_iife => true, # Negate immediately invoked function expressions to avoid extra parens
       :pure_getters => false, # Assume that object property access does not have any side-effects