ClassArrayGetter.swift

//===--- ClassArrayGetter.swift -------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2021 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//

import TestsUtils

publicletbenchmarks=
BenchmarkInfo(
 name:"ClassArrayGetter2",
 runFunction: run_ClassArrayGetter,
 tags:[.validation,.api,.Array],
 setUpFunction:{blackHole(inputArray)},
 tearDownFunction:{ inputArray =nil},
 legacyFactor:10)

classBox{
varv:Int
init(v:Int){self.v = v }
}

@inline(never)
func sumArray(_ a:[Box])->Int{
vars=0
foriin0..<a.count {
 s +=a[i].v
}
return s
}

varinputArray:[Box]!={
letaSize=10_000
vara:[Box]=[]
 a.reserveCapacity(aSize)
foriin1...aSize {
 a.append(Box(v:i))
}
return a
}()

publicfunc run_ClassArrayGetter(_ n:Int){
leta:[Box]= inputArray
for_in1...n {
 _ =sumArray(a)
}
}