Merge remote-tracking branch 'origin/master' into swift-3-api-guidelines

validation-test/stdlib/Slice/Inputs/GenerateSliceTests.py

@@ -35,6 +35,14 @@ for traversal, base_kind, mutable in itertools.product(
 
 import StdlibUnittest
 
+// Also import modules which are used by StdlibUnittest internally. This
+// workaround is needed to link all required libraries in case we compile
+// StdlibUnittest with -sil-serialize-all.
+import SwiftPrivate
+#if _runtime(_ObjC)
+import ObjectiveC
+#endif
+
 var SliceTests = TestSuite("Collection")
 
 % import gyb