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67 lines
3.9 KiB
Swift
67 lines
3.9 KiB
Swift
/// Simulate typical modularization issues using Swift modules.
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// RUN: %empty-directory(%t)
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// RUN: split-file %s %t
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/// Compile two library modules A and B, and a client.
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// RUN: %target-swift-frontend %t/LibOriginal.swift -emit-module-path %t/A.swiftmodule -module-name A
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// RUN: %target-swift-frontend %t/Empty.swift -emit-module-path %t/B.swiftmodule -module-name B
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// RUN: %target-swift-frontend %t/LibWithXRef.swift -emit-module-path %t/LibWithXRef.swiftmodule -module-name LibWithXRef -I %t
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/// Move MyType from A to B.
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// RUN: %target-swift-frontend %t/Empty.swift -emit-module-path %t/A.swiftmodule -module-name A
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// RUN: %target-swift-frontend %t/LibOriginal.swift -emit-module-path %t/B.swiftmodule -module-name B
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// RUN: not %target-swift-frontend -emit-sil %t/LibWithXRef.swiftmodule -module-name LibWithXRef -I %t 2>&1 \
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// RUN: | %FileCheck --check-prefixes CHECK,CHECK-MOVED %s
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// CHECK-MOVED: LibWithXRef.swiftmodule:1:1: error: reference to type 'MyType' broken by a context change; 'MyType' was expected to be in 'A', but now a candidate is found only in 'B'
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/// Force working around the broken modularization to get a result and no errors.
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// RUN: %target-swift-frontend -emit-sil %t/LibWithXRef.swiftmodule -module-name LibWithXRef -I %t \
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// RUN: -experimental-force-workaround-broken-modules 2>&1 \
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// RUN: | %FileCheck --check-prefixes CHECK-WORKAROUND %s
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// CHECK-WORKAROUND: warning: attempting forced recovery enabled by -experimental-force-workaround-broken-modules
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// CHECK-WORKAROUND: note: reference to type 'MyType' broken by a context change; 'MyType' was expected to be in 'A', but now a candidate is found only in 'B'
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// CHECK-WORKAROUND: func foo() -> some Proto
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/// Change MyType into a function.
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// RUN: %target-swift-frontend %t/LibTypeChanged.swift -emit-module-path %t/A.swiftmodule -module-name A
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// RUN: %target-swift-frontend %t/Empty.swift -emit-module-path %t/B.swiftmodule -module-name B
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// RUN: not %target-swift-frontend -emit-sil %t/LibWithXRef.swiftmodule -module-name LibWithXRef -I %t 2>&1 \
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// RUN: | %FileCheck --check-prefixes CHECK,CHECK-KIND-CHANGED %s
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// CHECK-KIND-CHANGED: LibWithXRef.swiftmodule:1:1: error: reference to type 'MyType' broken by a context change; the declaration kind of 'MyType' from 'A' changed since building 'LibWithXRef'
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/// Change MyType into a function and move it.
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// RUN: %target-swift-frontend %t/Empty.swift -emit-module-path %t/A.swiftmodule -module-name A
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// RUN: %target-swift-frontend %t/LibTypeChanged.swift -emit-module-path %t/B.swiftmodule -module-name B
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// RUN: not %target-swift-frontend -emit-sil %t/LibWithXRef.swiftmodule -module-name LibWithXRef -I %t 2>&1 \
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// RUN: | %FileCheck --check-prefixes CHECK,CHECK-KIND-CHANGED-AND-MOVED %s
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// CHECK-KIND-CHANGED-AND-MOVED: LibWithXRef.swiftmodule:1:1: error: reference to type 'MyType' broken by a context change; the declaration kind of 'MyType' changed since building 'LibWithXRef', it was in 'A' and is now found in 'B'
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/// Remove MyType from all imported modules.
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// RUN: %target-swift-frontend %t/Empty.swift -emit-module-path %t/A.swiftmodule -module-name A
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// RUN: %target-swift-frontend %t/Empty.swift -emit-module-path %t/B.swiftmodule -module-name B
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// RUN: not %target-swift-frontend -emit-sil %t/LibWithXRef.swiftmodule -module-name LibWithXRef -I %t 2>&1 \
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// RUN: | %FileCheck --check-prefixes CHECK,CHECK-NOT-FOUND %s
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// CHECK-NOT-FOUND: LibWithXRef.swiftmodule:1:1: error: reference to type 'MyType' broken by a context change; 'MyType' is not found, it was expected to be in 'A'
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// CHECK: LibWithXRef.swiftmodule:1:1: note: could not deserialize extension
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//--- Empty.swift
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//--- LibOriginal.swift
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public struct MyType {
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public init() {}
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}
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//--- LibTypeChanged.swift
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/// Make it a function to fail filtering.
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public func MyType() {}
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//--- LibWithXRef.swift
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import A
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import B
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public protocol Proto {}
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extension MyType : Proto {}
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@available(SwiftStdlib 5.1, *)
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public func foo() -> some Proto { return MyType() }
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