CubiquityHelper.cs

using Cubiquity;

public class CubiquityHelper{


	public static void stupidTest(uint n){
		bool[] ar = new bool[1];
		for(int i = 0; i < n; i++){
			ar[0] = true;
		}
	}
}

fuckit.clj

(let [^|System.Boolean[]| a (make-array Boolean 1) 
      x (boolean true)]
  (time
    (dotimes [i 3e6]
      (aset a 0 x))))

;; => 440 ms

(let [^|System.Boolean[]| a (make-array Boolean 1)]
  (time
    (dotimes [i 3e6]
      (aset a 0 true))))

;; => 829 ms :P

more.clj

(time (CubiquityHelper/stupidTest 3e6))

;; => 15 ms