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44 lines
1.5 KiB
Swift
44 lines
1.5 KiB
Swift
// RUN: %target-swift-frontend %s -emit-sil \
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// RUN: -enable-experimental-feature Lifetimes \
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// RUN: -enable-experimental-feature SuppressedAssociatedTypes \
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// RUN: | %FileCheck %s
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// REQUIRES: swift_in_compiler
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// REQUIRES: swift_feature_Lifetimes
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// REQUIRES: swift_feature_SuppressedAssociatedTypes
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protocol P {
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associatedtype E: ~Escapable
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@_lifetime(borrow self)
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borrowing func getE() -> E
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}
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extension P {
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@_lifetime(borrow self)
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borrowing func getDefault() -> E {
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return getE()
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}
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}
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public struct View: ~Escapable {
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@_lifetime(immortal)
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init() { }
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}
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public struct PView: P {
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@_lifetime(immortal)
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borrowing func getE() -> View { return View() }
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}
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public func test(pview: borrowing PView) -> View {
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return pview.getDefault()
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}
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// CHECK-LABEL: sil hidden @$s28lifetime_dependence_generics1PPAAE10getDefault1EQzyF : $@convention(method) <Self where Self : P> (@in_guaranteed Self) -> @lifetime(borrow address_for_deps 0) @out Self.E {
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// CHECK-LABEL: sil hidden @$s28lifetime_dependence_generics5PViewV4getEAA4ViewVyF : $@convention(method) (PView) -> @lifetime(immortal) @owned View {
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// CHECK-LABEL: sil private [transparent] [thunk] @$s28lifetime_dependence_generics5PViewVAA1PA2aDP4getE1EQzyFTW : $@convention(witness_method: P) (@in_guaranteed PView) -> @lifetime(borrow 0) @out View {
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// CHECK-LABEL: sil @$s28lifetime_dependence_generics4test5pviewAA4ViewVAA5PViewV_tF : $@convention(thin) (PView) -> @lifetime(borrow 0) @owned View {
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