Build Information
Successful build of WrappingHStack with Swift 6.0 for macOS (SPM).
Swift 6 data race errors: 1
Build Command
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Build Log
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RunAll
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Builder version: 4.40.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/dkk/WrappingHStack.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dkk/WrappingHStack
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 425d948 Update WrappingHStack.podspec
Cloned https://github.com/dkk/WrappingHStack.git
Revision (git rev-parse @):
425d9488ba55f58f0b34498c64c054c77fc2a44b
SUCCESS checkout https://github.com/dkk/WrappingHStack.git at main
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Build
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Selected platform: macosSpm
Swift version: 6.0
Building package at path: $workDir
https://github.com/dkk/WrappingHStack.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0.app xcrun --toolchain org.swift.600202405261a swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-6F35C1178C84523A.txt
[3/8] Compiling WrappingHStack NewLine.swift
[4/8] Compiling WrappingHStack ViewType.swift
[5/8] Compiling WrappingHStack ContentManager.swift
[6/8] Compiling WrappingHStack WrappingHStack.swift
/Users/admin/builder/spi-builder-workspace/Sources/WrappingHStack/WrappingHStack.swift:14:20: warning: static property 'defaultValue' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
12 | public struct WrappingHStack: View {
13 | private struct HeightPreferenceKey: PreferenceKey {
14 | static var defaultValue = CGFloat.zero
| |- warning: static property 'defaultValue' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'defaultValue' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: annotate 'defaultValue' with '@MainActor' if property should only be accessed from the main actor
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
15 | static func reduce(value: inout CGFloat , nextValue: () -> CGFloat) {
16 | value = nextValue()
/Users/admin/builder/spi-builder-workspace/Sources/WrappingHStack/WrappingHStack.swift:76:33: warning: call to main actor-isolated initializer 'init(rootView:)' in a synchronous nonisolated context; this is an error in the Swift 6 language mode
68 | // Based on https://alejandromp.com/blog/implementing-a-equally-spaced-stack-in-swiftui-thanks-to-tupleview/
69 | public extension WrappingHStack {
70 | @inline(__always) private static func getWidth<V: View>(of view: V) -> Double {
| `- note: add '@MainActor' to make static method 'getWidth(of:)' part of global actor 'MainActor'
71 | if view is NewLine {
72 | return .infinity
:
74 |
75 | #if os(macOS)
76 | let hostingController = NSHostingController(rootView: view)
| `- warning: call to main actor-isolated initializer 'init(rootView:)' in a synchronous nonisolated context; this is an error in the Swift 6 language mode
77 | #else
78 | let hostingController = UIHostingController(rootView: view)
SwiftUI.NSHostingController:7:23: note: calls to initializer 'init(rootView:)' from outside of its actor context are implicitly asynchronous
5 | @available(visionOS, unavailable)
6 | @MainActor open class NSHostingController<Content> : NSViewController where Content : View {
7 | @MainActor public init(rootView: Content)
| `- note: calls to initializer 'init(rootView:)' from outside of its actor context are implicitly asynchronous
8 | @MainActor public init?(coder: NSCoder, rootView: Content)
9 | @MainActor required dynamic public init?(coder: NSCoder)
/Users/admin/builder/spi-builder-workspace/Sources/WrappingHStack/WrappingHStack.swift:80:34: warning: call to main actor-isolated instance method 'sizeThatFits(in:)' in a synchronous nonisolated context; this is an error in the Swift 6 language mode
68 | // Based on https://alejandromp.com/blog/implementing-a-equally-spaced-stack-in-swiftui-thanks-to-tupleview/
69 | public extension WrappingHStack {
70 | @inline(__always) private static func getWidth<V: View>(of view: V) -> Double {
| `- note: add '@MainActor' to make static method 'getWidth(of:)' part of global actor 'MainActor'
71 | if view is NewLine {
72 | return .infinity
:
78 | let hostingController = UIHostingController(rootView: view)
79 | #endif
80 | return hostingController.sizeThatFits(in: CGSize(width: CGFloat.greatestFiniteMagnitude, height: CGFloat.greatestFiniteMagnitude)).width
| `- warning: call to main actor-isolated instance method 'sizeThatFits(in:)' in a synchronous nonisolated context; this is an error in the Swift 6 language mode
81 | }
82 |
SwiftUI.NSHostingController:31:28: note: calls to instance method 'sizeThatFits(in:)' from outside of its actor context are implicitly asynchronous
29 | @MainActor public var sceneBridgingOptions: NSHostingSceneBridgingOptions { get set }
30 | @MainActor override dynamic open var preferredContentSize: NSSize { get set }
31 | @MainActor public func sizeThatFits(in size: CGSize) -> CGSize
| `- note: calls to instance method 'sizeThatFits(in:)' from outside of its actor context are implicitly asynchronous
32 | @MainActor public func _render(seconds: Double)
33 | @MainActor public func _forEachIdentifiedView(body: (_IdentifiedViewProxy) -> Void)
/Users/admin/builder/spi-builder-workspace/Sources/WrappingHStack/WrappingHStack.swift:76:33: warning: sending 'view' risks causing data races; this is an error in the Swift 6 language mode
74 |
75 | #if os(macOS)
76 | let hostingController = NSHostingController(rootView: view)
| |- warning: sending 'view' risks causing data races; this is an error in the Swift 6 language mode
| `- note: sending task-isolated 'view' to main actor-isolated callee risks causing data races between main actor-isolated and task-isolated uses
77 | #else
78 | let hostingController = UIHostingController(rootView: view)
[7/8] Compiling WrappingHStack InternalWrappingHStack.swift
[8/8] Emitting module WrappingHStack
/Users/admin/builder/spi-builder-workspace/Sources/WrappingHStack/WrappingHStack.swift:14:20: warning: static property 'defaultValue' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
12 | public struct WrappingHStack: View {
13 | private struct HeightPreferenceKey: PreferenceKey {
14 | static var defaultValue = CGFloat.zero
| |- warning: static property 'defaultValue' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'defaultValue' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: annotate 'defaultValue' with '@MainActor' if property should only be accessed from the main actor
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
15 | static func reduce(value: inout CGFloat , nextValue: () -> CGFloat) {
16 | value = nextValue()
Build complete! (32.69s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "WrappingHStack",
"name" : "WrappingHStack",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "13.0"
},
{
"name" : "macos",
"version" : "10.15"
}
],
"products" : [
{
"name" : "WrappingHStack",
"targets" : [
"WrappingHStack"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "WrappingHStack",
"module_type" : "SwiftTarget",
"name" : "WrappingHStack",
"path" : "Sources/WrappingHStack",
"product_memberships" : [
"WrappingHStack"
],
"sources" : [
"ContentManager.swift",
"InternalWrappingHStack.swift",
"NewLine.swift",
"ViewType.swift",
"WrappingHStack.swift"
],
"type" : "library"
}
],
"tools_version" : "5.3"
}
Done.