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59 lines
2.3 KiB
Swift
59 lines
2.3 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-swift-frontend -emit-module -o %t %S/Inputs/def_explicit_lifetime_dependence.swift \
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// RUN: -enable-experimental-feature Lifetimes \
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// RUN: -disable-lifetime-dependence-diagnostics
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// RUN: llvm-bcanalyzer %t/def_explicit_lifetime_dependence.swiftmodule
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// RUN: %target-swift-frontend -module-name lifetime-dependence -emit-sil -I %t %s \
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// RUN: -enable-experimental-feature Lifetimes \
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// RUN: | %FileCheck %s
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// REQUIRES: swift_feature_Lifetimes
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import def_explicit_lifetime_dependence
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func testBasic() {
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let capacity = 4
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let a = Array(0..<capacity)
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a.withUnsafeBytes {
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let view = BufferView($0)
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let derivedView = derive(view)
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let consumedView = consumeAndCreate(derivedView)
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let borrowedView = borrowAndCreate(consumedView)
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let mysteryView = deriveThisOrThat(borrowedView, consumedView)
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use(mysteryView)
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}
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}
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func testInitializers() {
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let capacity = 4
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let a = Array(0..<capacity)
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let b = Array(0..<capacity)
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a.withUnsafeBytes {
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let view1 = BufferView($0, a)
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let view2 = BufferView($0, b)
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let mysteryView = deriveThisOrThat(view1, view2)
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use(mysteryView)
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}
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}
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func testReadAccessor() {
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let capacity = 4
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let a = Array(0..<capacity)
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a.withUnsafeBytes {
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let view = BufferView($0, a)
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let w = Wrapper(view)
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use(w.view)
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}
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}
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func testFakeOptional() {
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_ = FakeOptional<Int>(())
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}
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// CHECK: sil @$s32def_explicit_lifetime_dependence6deriveyAA10BufferViewVADF : $@convention(thin) (@guaranteed BufferView) -> @lifetime(borrow 0) @owned BufferView
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// CHECK: sil @$s32def_explicit_lifetime_dependence16consumeAndCreateyAA10BufferViewVADnF : $@convention(thin) (@owned BufferView) -> @lifetime(copy 0) @owned BufferView
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// CHECK: sil @$s32def_explicit_lifetime_dependence15borrowAndCreateyAA10BufferViewVADF : $@convention(thin) (@guaranteed BufferView) -> @lifetime(borrow 0) @owned BufferView
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// CHECK: sil @$s32def_explicit_lifetime_dependence16deriveThisOrThatyAA10BufferViewVAD_ADtF : $@convention(thin) (@guaranteed BufferView, @guaranteed BufferView) -> @lifetime(copy 1, borrow 0) @owned BufferView
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// CHECK: sil @$s32def_explicit_lifetime_dependence10BufferViewVyACSW_SaySiGhtcfC : $@convention(method) (UnsafeRawBufferPointer, @guaranteed Array<Int>, @thin BufferView.Type) -> @lifetime(borrow 1) @owned BufferView
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