swift-mirror/benchmark/single-source/ClassArrayGetter.swift

//===--- ClassArrayGetter.swift -------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//

class Box {
  var v: Int
  init(v: Int) { self.v = v }
}

@inline(never)
func sumArray(a: [Box]) -> Int {
  var s = 0
  for i in 0..<a.count {
    s += a[i].v
  }
  return s
}

public func run_ClassArrayGetter(N: Int) {
  let aSize = 10_000
  var a: [Box] = []
  a.reserveCapacity(aSize)
  for i in 1...aSize {
    a.append(Box(v:i))
  }
  for _ in 1...N {
    sumArray(a)
  }
}