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8 | 8 | // REQUIRES: swift_in_compiler
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9 | 9 | // REQUIRES: swift_feature_LifetimeDependence
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10 | 10 |
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11 |
| -/// Unsafely discard any lifetime dependency on the `dependent` argument. Return |
12 |
| -/// a value identical to `dependent` with a lifetime dependency on the caller's |
13 |
| -/// borrow scope of the `source` argument. |
14 |
| -@_unsafeNonescapableResult |
15 |
| -@_transparent |
16 |
| -@lifetime(borrow source) |
17 |
| -internal func _overrideLifetime< |
18 |
| - T: ~Copyable & ~Escapable, U: ~Copyable & ~Escapable |
19 |
| ->( |
20 |
| - _ dependent: consuming T, borrowing source: borrowing U |
21 |
| -) -> T { |
22 |
| - dependent |
23 |
| -} |
24 |
| - |
25 |
| -/// Unsafely discard any lifetime dependency on the `dependent` argument. Return |
26 |
| -/// a value identical to `dependent` that inherits all lifetime dependencies from |
27 |
| -/// the `source` argument. |
28 |
| -@_unsafeNonescapableResult |
29 |
| -@_transparent |
30 |
| -@lifetime(copy source) |
31 |
| -internal func _overrideLifetime< |
32 |
| - T: ~Copyable & ~Escapable, U: ~Copyable & ~Escapable |
33 |
| ->( |
34 |
| - _ dependent: consuming T, copying source: borrowing U |
35 |
| -) -> T { |
36 |
| - dependent |
37 |
| -} |
38 |
| - |
39 |
| -/// Unsafely discard any lifetime dependency on the `dependent` argument. Return |
40 |
| -/// a value identical to `dependent` that inherits all lifetime dependencies from |
41 |
| -/// the `source` argument. |
42 |
| -@_unsafeNonescapableResult |
43 |
| -@_transparent |
44 |
| -@lifetime(&source) |
45 |
| -internal func _overrideLifetime< |
46 |
| - T: ~Copyable & ~Escapable, U: ~Copyable & ~Escapable |
47 |
| ->( |
48 |
| - _ dependent: consuming T, mutating source: inout U |
49 |
| -) -> T { |
50 |
| - dependent |
51 |
| -} |
52 |
| - |
53 | 11 | struct MutableSpan : ~Escapable, ~Copyable {
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54 | 12 | let base: UnsafeMutableRawPointer
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55 | 13 | let count: Int
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