Speculative update for UnsafeRawPointer.

Update for SE-0107: UnsafeRawPointer.

This is speculative because I haven't been able to
build playgroundlogger with the fixes yet.

Author: atrick

PlaygroundLogger/PlaygroundLogger/BytesStorage.swift

@@ -18,9 +18,9 @@ final class BytesStorage {
 	var index: Int
 
 	init(_ _bytes: NSData) {
-        data = _bytes
-        bytes = UnsafeMutablePointer(data.bytes.bindMemory(to: UInt8.self, capacity: data.length))
-        index = 0
+		data = _bytes
+		bytes = UnsafeMutablePointer(mutating: data.bytes.bindMemory(to: UInt8.self, capacity: data.length))
+		index = 0
 	}
 
 	func get() -> UInt8 {

PlaygroundLogger/PlaygroundLogger/ExtensionDouble.swift

@@ -16,10 +16,10 @@ extension Double : Serializable {
         var udPtr = UnsafeMutablePointer<Double>.allocate(capacity: 1)
         defer { udPtr.deallocate(capacity: 1) }
         udPtr.pointee = self
-        let ubPtr = UnsafeMutablePointer<UInt8>(udPtr)
+        let ubPtr = UnsafeMutableRawPointer(udPtr)
         var arr = Array<UInt8>(repeating: 0, count: 8)
         8.doFor {
-            arr[$0] = ubPtr[$0]
+            arr[$0] = ubPtr.load(fromByteOffset: $0, as: UInt8.self)
         }
         return arr
     }
@@ -31,7 +31,8 @@ extension Double : Serializable {
         8.doFor {
             ubPtr[$0] = storage.get()
         }
-        let udPtr = UnsafeMutablePointer<Double>(ubPtr)
+        let udPtr = UnsafeMutableRawPointer(ubPtr).bindMemory(
+            to: Double.self, capacity: 1)
         self = udPtr.pointee
     }
 

PlaygroundLogger/PlaygroundLogger/ExtensionFloat.swift

@@ -16,10 +16,10 @@ extension Float : Serializable {
         var udPtr = UnsafeMutablePointer<Float>.allocate(capacity: 1)
         defer { udPtr.deallocate(capacity: 1) }
         udPtr.pointee = self
-        let ubPtr = UnsafeMutablePointer<UInt8>(udPtr)
+        let ubPtr = UnsafeMutableRawPointer(udPtr)
         var arr = Array<UInt8>(repeating: 0, count: 4)
         4.doFor {
-            arr[$0] = ubPtr[$0]
+            arr[$0] = ubPtr.load(fromByteOffset: $0, as: UInt8.self)
         }
         return arr
     }
@@ -31,7 +31,8 @@ extension Float : Serializable {
         4.doFor {
             ubPtr[$0] = storage.get()
         }
-        let udPtr = UnsafeMutablePointer<Float>(ubPtr)
+        let udPtr = UnsafeMutableRawPointer(ubPtr).bindMemory(
+            to: Float.self, capacity: 1)
         self = udPtr.pointee
     }
 

PlaygroundLogger/PlaygroundLogger/ExtensionUInt64.swift

@@ -23,9 +23,9 @@ extension UInt64 : Serializable {
         var up_int = UnsafeMutablePointer<UInt64>.allocate(capacity: 1)
         defer { up_int.deallocate(capacity: 1) }
 		up_int.pointee = self
-        var up_byte: UnsafePointer<UInt8> = UnsafePointer(up_int)
+        var up_byte = UnsafeRawPointer(up_int)
         8.doFor {
-			ret.append(up_byte.pointee)
+			ret.append(up_byte.load(as: UInt8.self))
 			up_byte = up_byte.successor()
 		}
 		return ret
@@ -36,9 +36,9 @@ extension UInt64 : Serializable {
         var up_int = UnsafeMutablePointer<UInt64>.allocate(capacity: 1)
         defer { up_int.deallocate(capacity: 1) }
         up_int.pointee = self
-        var up_byte: UnsafePointer<UInt8> = UnsafePointer(up_int)
+        var up_byte = UnsafeRawPointer(up_int)
         8.doFor {
-            ret.append(up_byte.pointee)
+            ret.append(up_byte.load(as: UInt8.self))
             up_byte = up_byte.successor()
         }
         return ret
@@ -64,7 +64,8 @@ extension UInt64 : Serializable {
         8.doFor {
             up_byte[$0] = eightBytesStorage.get()
         }
-        let up_int: UnsafePointer<UInt64> = UnsafePointer(up_byte)
+        let up_int: UnsafePointer<UInt64> = UnsafeRawPointer(up_byte).bindMemory(
+            to: UInt64.self, capacity: 1)
 		self = up_int.pointee
     }
 }