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// RUN: %empty-directory(%t)
// RUN: %target-build-swift %s -Xfrontend -unavailable-decl-optimization=complete -o %t/a.out
// RUN: %target-codesign %t/a.out
// RUN: %target-run %t/a.out
// REQUIRES: executable_test
import StdlibUnittest
@available(*, unavailable)
class UnavailableClass {
var x: UInt8 = 0
}
enum SingletonTrivial {
@available(*, unavailable)
case unavailable(UInt8)
}
enum SingletonClass {
@available(*, unavailable)
case unavailable(UnavailableClass)
}
enum NoPayload {
case x
@available(*, unavailable)
case unavailable
case y
}
enum SinglePayloadTrivial {
case x
@available(*, unavailable)
case unavailable(UInt8)
case y
}
enum MultiPayloadTrivial {
case x(UInt8)
@available(*, unavailable)
case unavailable(UInt8, UInt8)
case y
}
enum MultiPayloadGeneric<T, U> {
case x(T)
@available(*, unavailable)
case unavailable(T, U)
case y
}
expectEqual(MemoryLayout<SingletonTrivial>.size, 0)
expectEqual(MemoryLayout<SingletonClass>.size, 0)
expectEqual(MemoryLayout<NoPayload>.size, 1)
expectEqual(MemoryLayout<SinglePayloadTrivial>.size, 1)
expectEqual(MemoryLayout<MultiPayloadTrivial>.size, 2)
expectEqual(MemoryLayout<MultiPayloadGeneric<UInt8, UInt8>>.size, 2)
expectEqual(MemoryLayout<MultiPayloadGeneric<UInt32, UInt32>>.size, 5)
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