1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
// RUN: %target-typecheck-verify-swift -target %target-cpu-apple-macosx50
// REQUIRES: OS=macosx
struct AlwaysAvailable {}
@available(macOS, introduced: 50)
struct Available50 {}
@available(macOS, introduced: 51)
struct Available51 {}
@available(macOS, unavailable)
struct UnavailableOnMacOS {}
@available(*, unavailable)
struct UnavailableUnconditionally {}
var alwaysAvailableVar: AlwaysAvailable = .init() // Ok
@available(macOS, introduced: 50)
var availableOn50Var: Available50 = .init() // Ok
// Script-mode globals have eagerly executed initializers so it isn't safe for
// them to be unavailable.
@available(macOS, introduced: 51) // expected-error {{global variable cannot be marked potentially unavailable with '@available' in script mode}}
var potentiallyUnavailableVar: Available51 = .init()
@available(macOS, unavailable) // expected-error {{global variable cannot be marked unavailable with '@available' in script mode}}
var unavailableOnMacOSVar: UnavailableOnMacOS = .init()
@available(*, unavailable) // expected-error {{global variable cannot be marked unavailable with '@available' in script mode}}
var unconditionallyUnavailableVar: UnavailableUnconditionally = .init()
|
