unchecked-add

function/macrosince v0.0-1798 clojure.core/unchecked-addEdit
(unchecked-add)
(unchecked-add x)
(unchecked-add x y)
(unchecked-add x y & more)

Source docstring:
Returns the sum of nums. (+) returns 0.
Function code @ clojurescript:src/main/cljs/cljs/core.cljs
(defn ^number unchecked-add
  ([] 0)
  ([x] x)
  ([x y] (cljs.core/unchecked-add x y))
  ([x y & more] (reduce unchecked-add (cljs.core/unchecked-add x y) more)))

Macro code @ clojurescript:src/main/clojure/cljs/core.cljc
(core/defmacro ^::ana/numeric unchecked-add
  ([& xs] `(+ ~@xs)))