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// RUN: %target-swift-emit-ir -Xllvm -sil-disable-pass=Simplification -module-name test %s | %FileCheck %s
// RUN: %target-run-simple-swift -Xllvm -sil-disable-pass=Simplification %s | %FileCheck %s --check-prefix=CHECK-EXEC
// REQUIRES: executable_test
@propertyWrapper
struct State<T> {
private class Reference {
var value: T
init(value: T) { self.value = value }
}
private let ref: Reference
init(wrappedValue: T) {
ref = Reference(value: wrappedValue)
}
var wrappedValue: T {
get { ref.value }
nonmutating set { ref.value = newValue }
}
}
struct S {
@State var value: Int64 = 1
init() {
value = 10 // CRASH
}
}
print("Hello!")
let s = S()
print(s)
// We need to call a partial apply thunk instead of directly calling the method
// because the ABI of closure requires swiftself in the context parameter but
// the method of this self type (struct S) does not.
// CHECK: define {{.*}}swiftcc ptr @"$s4test1SVACycfC"()
// CHECK: [[RES:%.*]] = call swiftcc ptr @"$s4test1SV5values5Int64VvpfP"(i64 1)
// CHECK: ret ptr [[RES]]
// This used to crash.
// CHECK-EXEC: Hello!
// CHECK-EXEC: S(_value: main.State<Swift.Int64>(ref: main.State<Swift.Int64>.(unknown context at {{.*}}).Reference))
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