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3e4bc82aa8
SE-390 concluded with choosing the keyword discard rather than forget for the statement that disables the deinit of a noncopyable type. This commit adds parsing support for `discard self` and adds a deprecation warning for `_forget self`. rdar://108859077
29 lines
1.3 KiB
Swift
29 lines
1.3 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-swift-emit-module-interface(%t/Library.swiftinterface) %s -module-name Library -verify
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// RUN: %target-swift-typecheck-module-from-interface(%t/Library.swiftinterface) -I %t
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// RUN: %FileCheck %s < %t/Library.swiftinterface
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// This test makes sure that discard and _forget are emitted correctly in the
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// interfaces. We expect that if you use the old name _forget, you'll get that
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// in the interface file.
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// CHECK: @_alwaysEmitIntoClient public consuming func AEIC_discard() { discard self }
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// CHECK: @inlinable public consuming func inlinable_discard() { discard self }
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// CHECK: @_alwaysEmitIntoClient public consuming func AEIC_forget() { _forget self }
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// CHECK: @inlinable public consuming func inlinable_forget() { _forget self }
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public struct MoveOnlyStruct: ~Copyable {
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let x = 0
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@_alwaysEmitIntoClient public consuming func AEIC_discard() { discard self }
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@inlinable public consuming func inlinable_discard() { discard self }
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@_alwaysEmitIntoClient public consuming func AEIC_forget() { _forget self }
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// expected-warning@-1 {{'_forget' keyword is deprecated and will be removed soon; use 'discard' instead}}
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@inlinable public consuming func inlinable_forget() { _forget self }
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// expected-warning@-1 {{'_forget' keyword is deprecated and will be removed soon; use 'discard' instead}}
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deinit {}
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}
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