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[cxx-interop] Make experimental flag ImportNonPublicCxxMembers (#79728)

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ClangImporter can now import non-public members as of be73254cdc and 66c2e2c52b, but doing so triggers some latent ClangImporter bugs in projects that don't use or need those non-public members.

This patch introduces a new experimental feature flag, ImportNonPublicCxxMembers, that guards against the importation of non-public members while we iron out those latent issues. Adopters of the SWIFT_PRIVATE_FILEID feature introduced in bdf22948ce can enable this flag to opt into importing private members they wish to access from Swift.

rdar://145569473
This commit is contained in:
John Hui
2025-03-04 13:31:46 -05:00
committed by GitHub
parent 157e71a791
commit edc742013d
27 changed files with 111 additions and 118 deletions
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69
test/Interop/Cxx/class/inheritance/functions-module-interface.swift
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@@ -116,51 +116,13 @@
// CHECK-NEXT: public struct PrivatelyInherited {
// CHECK-NEXT: public init()
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private mutating func mutatingInBase() -> UnsafePointer<CChar>?
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func constInBase() -> UnsafePointer<CChar>?
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func takesArgsInBase(_ a: Int32, _ b: Int32, _ c: Int32) -> UnsafePointer<CChar>?
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func takesNonTrivialInBase(_ a: NonTrivial) -> UnsafePointer<CChar>?
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func returnsNonTrivialInBase() -> NonTrivial
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private mutating func swiftRenamed(input i: Int32) -> Int32
// CHECK-NEXT: @available(swift, obsoleted: 3, renamed: "swiftRenamed(input:)")
// CHECK-NEXT: private mutating func renamed(_ i: Int32) -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: @_effects(readonly) private func pure() -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func sameMethodNameSameSignature() -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func sameMethodDifferentSignature() -> Int32
// CHECK-NEXT: }
// CHECK-NOT: public
// CHECK: }
// CHECK-NEXT: public struct ProtectedInherited {
// CHECK-NEXT: public init()
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private mutating func mutatingInBase() -> UnsafePointer<CChar>?
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func constInBase() -> UnsafePointer<CChar>?
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func takesArgsInBase(_ a: Int32, _ b: Int32, _ c: Int32) -> UnsafePointer<CChar>?
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func takesNonTrivialInBase(_ a: NonTrivial) -> UnsafePointer<CChar>?
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func returnsNonTrivialInBase() -> NonTrivial
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private mutating func swiftRenamed(input i: Int32) -> Int32
// CHECK-NEXT: @available(swift, obsoleted: 3, renamed: "swiftRenamed(input:)")
// CHECK-NEXT: private mutating func renamed(_ i: Int32) -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: @_effects(readonly) private func pure() -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func sameMethodNameSameSignature() -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: private func sameMethodDifferentSignature() -> Int32
// CHECK-NEXT: }
// CHECK-NOT: public
// CHECK: }
// CHECK-NEXT: public struct EmptyBaseClass {
// CHECK-NEXT: public init()
@@ -186,8 +148,8 @@
// CHECK-NEXT: public func getX() -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: public mutating func getXMut() -> Int32
// CHECK-NEXT: private var x: Int32
// CHECK-NEXT: }
// CHECK-NOT: public
// CHECK: }
// CHECK-NEXT: public struct CopyTrackedDerivedClass {
// CHECK-NEXT: public init(_ x: Int32)
@@ -199,16 +161,15 @@
// CHECK-NEXT: public func getX() -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: public mutating func getXMut() -> Int32
// CHECK-NEXT: @available(*, unavailable, message: "this base member is not accessible because it is private")
// CHECK-NEXT: private var x: Int32
// CHECK-NEXT: }
// CHECK-NOT: public
// CHECK: }
// CHECK-NEXT: public struct NonEmptyBase {
// CHECK-NEXT: public init()
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: public func getY() -> Int32
// CHECK-NEXT: private var y: Int32
// CHECK-NEXT: }
// CHECK-NOT: public
// CHECK: }
// CHECK-NEXT: public struct CopyTrackedDerivedDerivedClass {
// CHECK-NEXT: public init(_ x: Int32)
@@ -216,14 +177,12 @@
// CHECK-NEXT: @_transparent public init()
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: public func getY() -> Int32
// CHECK-NEXT: @available(*, unavailable, message: "this base member is not accessible because it is private")
// CHECK-NEXT: private var y: Int32
// CHECK-NEXT: @discardableResult
// CHECK-NOT: public
// CHECK: @discardableResult
// CHECK-NEXT: public func getDerivedX() -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: public func getX() -> Int32
// CHECK-NEXT: @discardableResult
// CHECK-NEXT: public mutating func getXMut() -> Int32
// CHECK-NEXT: @available(*, unavailable, message: "this base member is not accessible because it is private")
// CHECK-NEXT: private var x: Int32
// CHECK-NEXT: }
// CHECK-NOT: public
// CHECK: }