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31 lines
581 B
Swift
31 lines
581 B
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-build-swift %s -o %t/bin
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// RUN: %target-codesign %t/bin
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// RUN: %target-run %t/bin | %FileCheck %s
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// REQUIRES: executable_test
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protocol Boopable: ~Copyable {
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func boop()
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mutating func bonk()
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}
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struct S: ~Copyable, Boopable {
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func boop() { print("boop") }
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mutating func bonk() { print("hmm") }
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}
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func borrow(_ b: borrowing any Boopable & ~Copyable) {
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b.boop()
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}
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func mutate(_ b: inout any Boopable & ~Copyable) {
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b.bonk()
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}
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// CHECK: boop
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// CHECK: hmm
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borrow(S())
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var s = S() as any Boopable & ~Copyable
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mutate(&s)
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