Remove useless statements

bfps/cpp/particles/lock_free_bool_array.hpp

@@ -18,10 +18,8 @@ public:
     void lock(const int inKey){
         volatile long int* k = keys[inKey%keys.size()].get();
         long int res = 1;
-        int cpt = 0;
         while(res == 1){
             res = __sync_val_compare_and_swap(k, 0, res);
-            cpt++;
         }
     }