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stdlib: Build with -requirement-machine-inferred-signatures=verify #41663

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Merged
merged 1 commit into from
Mar 18, 2022
Merged

stdlib: Build with -requirement-machine-inferred-signatures=verify #41663

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5 changes: 5 additions & 0 deletions stdlib/cmake/modules/SwiftSource.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -465,6 +465,11 @@ function(_compile_swift_files
endif()
endif()

# The standard library and overlays are built with the Requirement Machine enabled.
if(SWIFTFILE_IS_STDLIB)
list(APPEND swift_flags "-Xfrontend" "-requirement-machine-inferred-signatures=verify")
endif()

# The standard library and overlays are built resiliently when SWIFT_STDLIB_STABLE_ABI=On.
if(SWIFTFILE_IS_STDLIB AND SWIFT_STDLIB_STABLE_ABI)
list(APPEND swift_flags "-enable-library-evolution")
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12 changes: 11 additions & 1 deletion test/api-digester/Outputs/stability-stdlib-source-x86_64.swift.expected
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Expand Up @@ -15,4 +15,14 @@ Func SignedInteger.&-(_:_:) has been removed

Protocol Collection has generic signature change from <Self : Swift.Sequence, Self.Element == Self.SubSequence.Element, Self.Index : Swift.Comparable, Self.Index == Self.Indices.Element, Self.Indices : Swift.Collection, Self.Indices == Self.Indices.SubSequence, Self.SubSequence : Swift.Collection, Self.SubSequence == Self.SubSequence.SubSequence, Self.Indices.Element == Self.Indices.Index, Self.Indices.Index == Self.SubSequence.Index, Self.SubSequence.Index == Self.Indices.Indices.Element, Self.Indices.Indices.Element == Self.Indices.Indices.Index, Self.Indices.Indices.Index == Self.SubSequence.Indices.Element, Self.SubSequence.Indices.Element == Self.SubSequence.Indices.Index, Self.SubSequence.Indices.Index == Self.SubSequence.Indices.Indices.Element, Self.SubSequence.Indices.Indices.Element == Self.SubSequence.Indices.Indices.Index> to <Self : Swift.Sequence, Self.Element == Self.SubSequence.Element, Self.Index : Swift.Comparable, Self.Index == Self.Indices.Element, Self.Indices : Swift.Collection, Self.Indices == Self.Indices.SubSequence, Self.SubSequence : Swift.Collection, Self.SubSequence == Self.SubSequence.SubSequence, Self.Indices.Element == Self.Indices.Index, Self.Indices.Index == Self.SubSequence.Index>

Protocol StringProtocol has generic signature change from <Self : Swift.BidirectionalCollection, Self : Swift.Comparable, Self : Swift.ExpressibleByStringInterpolation, Self : Swift.Hashable, Self : Swift.LosslessStringConvertible, Self : Swift.TextOutputStream, Self : Swift.TextOutputStreamable, Self.Element == Swift.Character, Self.Index == Swift.String.Index, Self.StringInterpolation == Swift.DefaultStringInterpolation, Self.SubSequence : Swift.StringProtocol, Self.UTF16View : Swift.BidirectionalCollection, Self.UTF8View : Swift.Collection, Self.UnicodeScalarView : Swift.BidirectionalCollection, Self.UTF16View.Element == Swift.UInt16, Self.UTF16View.Index == Swift.String.Index, Self.UTF8View.Element == Swift.UInt8, Self.UTF8View.Index == Swift.String.Index, Self.UnicodeScalarView.Element == Swift.Unicode.Scalar, Self.UnicodeScalarView.Index == Swift.String.Index, Self.SubSequence.UTF16View.Index == Swift.String.Index, Self.SubSequence.UTF8View.Index == Swift.String.Index, Self.SubSequence.UnicodeScalarView.Index == Swift.String.Index> to <Self : Swift.BidirectionalCollection, Self : Swift.Comparable, Self : Swift.ExpressibleByStringInterpolation, Self : Swift.Hashable, Self : Swift.LosslessStringConvertible, Self : Swift.TextOutputStream, Self : Swift.TextOutputStreamable, Self.Element == Swift.Character, Self.Index == Swift.String.Index, Self.StringInterpolation == Swift.DefaultStringInterpolation, Self.SubSequence : Swift.StringProtocol, Self.UTF16View : Swift.BidirectionalCollection, Self.UTF8View : Swift.Collection, Self.UnicodeScalarView : Swift.BidirectionalCollection, Self.UTF16View.Element == Swift.UInt16, Self.UTF16View.Index == Swift.String.Index, Self.UTF8View.Element == Swift.UInt8, Self.UTF8View.Index == Swift.String.Index, Self.UnicodeScalarView.Element == Swift.Unicode.Scalar, Self.UnicodeScalarView.Index == Swift.String.Index>
Protocol StringProtocol has generic signature change from <Self : Swift.BidirectionalCollection, Self : Swift.Comparable, Self : Swift.ExpressibleByStringInterpolation, Self : Swift.Hashable, Self : Swift.LosslessStringConvertible, Self : Swift.TextOutputStream, Self : Swift.TextOutputStreamable, Self.Element == Swift.Character, Self.Index == Swift.String.Index, Self.StringInterpolation == Swift.DefaultStringInterpolation, Self.SubSequence : Swift.StringProtocol, Self.UTF16View : Swift.BidirectionalCollection, Self.UTF8View : Swift.Collection, Self.UnicodeScalarView : Swift.BidirectionalCollection, Self.UTF16View.Element == Swift.UInt16, Self.UTF16View.Index == Swift.String.Index, Self.UTF8View.Element == Swift.UInt8, Self.UTF8View.Index == Swift.String.Index, Self.UnicodeScalarView.Element == Swift.Unicode.Scalar, Self.UnicodeScalarView.Index == Swift.String.Index, Self.SubSequence.UTF16View.Index == Swift.String.Index, Self.SubSequence.UTF8View.Index == Swift.String.Index, Self.SubSequence.UnicodeScalarView.Index == Swift.String.Index> to <Self : Swift.BidirectionalCollection, Self : Swift.Comparable, Self : Swift.ExpressibleByStringInterpolation, Self : Swift.Hashable, Self : Swift.LosslessStringConvertible, Self : Swift.TextOutputStream, Self : Swift.TextOutputStreamable, Self.Element == Swift.Character, Self.Index == Swift.String.Index, Self.StringInterpolation == Swift.DefaultStringInterpolation, Self.SubSequence : Swift.StringProtocol, Self.UTF16View : Swift.BidirectionalCollection, Self.UTF8View : Swift.Collection, Self.UnicodeScalarView : Swift.BidirectionalCollection, Self.UTF16View.Element == Swift.UInt16, Self.UTF16View.Index == Swift.String.Index, Self.UTF8View.Element == Swift.UInt8, Self.UTF8View.Index == Swift.String.Index, Self.UnicodeScalarView.Element == Swift.Unicode.Scalar, Self.UnicodeScalarView.Index == Swift.String.Index>

// The RequirementMachine does not preserve sugared types in requirements. Not actually a source break.
Func Substring.UnicodeScalarView.replaceSubrange(_:with:) has generic signature change from <C where C : Swift.Collection, C.Element == Swift.Substring.UnicodeScalarView.Element> to <C where C : Swift.Collection, C.Element == Swift.Unicode.Scalar>
Func Substring.replaceSubrange(_:with:) has generic signature change from <C where C : Swift.Collection, C.Element == Swift.Substring.Iterator.Element> to <C where C : Swift.Collection, C.Element == Swift.Character>
Func Unicode.ASCII.Parser.parseScalar(from:) has generic signature change from <I where I : Swift.IteratorProtocol, I.Element == Swift.Unicode.ASCII.Parser.Encoding.CodeUnit> to <I where I : Swift.IteratorProtocol, I.Element == Swift.UInt8>
Func Unicode.UTF16.decode(_:) has generic signature change from <I where I : Swift.IteratorProtocol, I.Element == Swift.Unicode.UTF16.CodeUnit> to <I where I : Swift.IteratorProtocol, I.Element == Swift.UInt16>
Func Unicode.UTF32.Parser.parseScalar(from:) has generic signature change from <I where I : Swift.IteratorProtocol, I.Element == Swift.Unicode.UTF32.Parser.Encoding.CodeUnit> to <I where I : Swift.IteratorProtocol, I.Element == Swift.UInt32>
Func Unicode.UTF32.decode(_:) has generic signature change from <I where I : Swift.IteratorProtocol, I.Element == Swift.Unicode.UTF32.CodeUnit> to <I where I : Swift.IteratorProtocol, I.Element == Swift.UInt32>
Func Unicode.UTF8.decode(_:) has generic signature change from <I where I : Swift.IteratorProtocol, I.Element == Swift.Unicode.UTF8.CodeUnit> to <I where I : Swift.IteratorProtocol, I.Element == Swift.UInt8>
Constructor Mirror.init(_:children:displayStyle:ancestorRepresentation:) has generic signature change from <Subject, C where C : Swift.Collection, C.Element == Swift.Mirror.Child> to <Subject, C where C : Swift.Collection, C.Element == (label: Swift.String?, value: Any)>