[stdlib] Update stdlib to 4.0 and reorganize compatibility shims (#17580)

* Update stdlib to 4.0 and move all compatibility shims into a dedicated source file
This commit is contained in:
Ben Cohen
2018-06-29 06:26:52 -07:00
committed by GitHub
parent 109829b181
commit a4230ab2ad
72 changed files with 1381 additions and 1818 deletions

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@@ -12,7 +12,7 @@
@_exported import Foundation // Clang module
extension NSDate : CustomPlaygroundQuickLookable {
extension NSDate : _CustomPlaygroundQuickLookable {
@nonobjc
var summary: String {
let df = DateFormatter()