     case .string: return sampleString()
     case .immutableBacking: return sampleBridgedNSData()
     }
-    
+
 }
 
 func benchmark_AccessBytes(_ N: Int, _ data: Data) {

@inline(never)
public func run_StringToDataSmall(_ N: Int) {
    let s = "\r\n"
    for _ in 0..<10000 * N {
        let d = Data(s.utf8)
        blackHole(d)
    }

@inline(never)
public func run_StringToDataEmpty(_ N: Int) {
    let s = ""
    for _ in 0..<200 * N {
        let d = Data(s.utf8)
        blackHole(d)
    }
