Swift 6.1 Release

What's Changed

• Allow custom dispatch include path in SwiftPM package build by @jmschonfeld in #5025
• Adopt Swift 6 and audit for Sendable by @parkera in #5000
• Re-enable tests requiring isoLatin1/macOSRoman by @jmschonfeld in #5027
• Fix local CMake build by @jmschonfeld in #5032
• [Windows] Add default dispatch header search path to standalone builds by @jmschonfeld in #5033
• Disable tests failing on amazon linux by @jmschonfeld in #5036
• Make sure that the once used for Process is static by @parkera in #5038
• Make completion-based send/receive functions public in URLSessionWebSocketTask by @lxbndr in #5030
• Fix CoreFoundation module install path for static build by @jmschonfeld in #5037
• Update to use dynamic replacement for _NSNumberInitializer by @jmschonfeld in #5045
• Disable test_connectTimeout for flakiness on Linux by @jrflat in #5046
• NFC: Add .index-build to .gitignore by @MaxDesiatov in #5054
• Implement hook for data reading from remote URL by @jmschonfeld in #5049
• build: Repair the build on WASI platform by @MaxDesiatov in #5052
• Allow for more flexibility in what path SWIFTCI_USE_LOCAL_DEPS means by @parkera in #5048
• build: Repair the build on WASI platform (take 3) by @kateinoigakukun in #5057
• Enable WMO for release builds by @jmschonfeld in #5059
• Fix incorrect help documentation of XCTestMain by @kkebo in #5044
• Remove the workaround for WASI errno conflict by @kateinoigakukun in #5063
• Make curl an optional dependency when not building FoundationNetworking by @kateinoigakukun in #5064
• Include userInfo in Error descriptions by @jakepetroules in #5065
• Fix CFTimeZone crashes on Windows by @jmschonfeld in #5070
• [main] Fixing post-swift-foundation corelibs-foundation MUSL static SDK builds by @etcwilde in #5069
• Repair the Windows SwiftPM build by @jmschonfeld in #5068
• Fix up tests for Windows by @jmschonfeld in #5074
• Add stub for Testing module by @jmschonfeld in #5077
• Add default implementations for three default protocol conformances in the URLSessionDelegate family by @jakepetroules in #5022
• Add one more XCTAssert for isLeapMonth in TestDate.swift by @lamtrinhdev in #5080
• Fix compiler error in CoreFoundation when building in C++ mode by @egorzhdan in #5081
• Tests: prefer XCTAssertEqual over XCTAssertTrue by @compnerd in #5083
• [XMLParser] Fix reentrancy issue around currentParser by @kateinoigakukun in #5061
• CMake: Fix accidental variable expansion of WASI by @kateinoigakukun in #5084
• Fix a test marked @MainActor but not async. by @grynspan in #5088
• Add a thread-safe implementation of Process.currentDirectoryURL by @jakepetroules in #4981
• Delete CODE_OF_CONDUCT.md by @parispittman in #5085
• Update CONTRIBUTING.md by @parispittman in #5086
• Restore thread-unsafe fallback for setting the Process working directory by @jakepetroules in #5090
• Correct spelling mistake: manDocumentURL -> mainDocumentURL by @jiang7369 in #5087
• Update FileManager.swift to include bracket in save message by @LordBurtz in #5093
• [Musl] Add missing autolink arguments, fix CFPosixSpawnFileActionsChdir. by @al45tair in #5097
• [CFXMLInterface] Remove spurious include path. by @al45tair in #5101
• Fix bounds checking error when parsing WWW-Authenticate field by @toffaletti in #5103
• Fix a leak when mutating CharacterSet by moving away from _SwiftNSCharacterSet wrapper by @parkera in #5107
• Fix infinite loop when force casting NSError to CocoaError by @nnabeyang in #5115
• [CoreFoundation] Replace use of strlcpy/strlcat with our own functions. by @al45tair in #5113
• Ensure that NSCharacterSet always returns an NSObject on copy by @parkera in #5118
• Move __CFAllocatorRespectsHintZeroWhenAllocating by @parkera in #5126
• Disable TestFileManager.test_emptyFilename on Windows by @jrflat in #5124
• Align fatalError messages in Objective-C bridging methods for consistency by @nnabeyang in #5123
• Fix crash when using WebSockets with URLSession.shared by @jrflat in #5128
• Improve CustomNSError.errorDomain calculation by @ChrisBenua in #5132
• suggestedFilename always returns a valid filename by @Coeur in #5019
• Fix Dictionary ordering in TestHTTPURLResponse.test_NSCoding by @jrflat in #5133
• Fix various typos by @Coeur in #5075
• [6.1] [Windows] FileManager.enumerator(at:) default error handler should continue rather than exiting by @jmschonfeld in #5138
• [6.1] Home directory for non-existent user should not fall back to /var/empty or %ALLUSERSPROFILE% by @jmschonfeld in #5145
• [6.1][Android] Get this repo building again by @finagolfin in #5151
• [6.1] Fix race condition in __CFStringGetEightBitStringEncoding by @jmschonfeld in #5156
• [6.1] New HTTP loader for URLSession by @guoye-zhang in #5168
• [6.1] Remove incorrect guard check for Android (#5171) by @finagolfin in #5175
• [6.1] CoreFoundation: adjust declaration of private SPI by @compnerd in #5182
• always @preconcurrency import Glibc/Musl/Android/Bionic/WASILibc [6.1] by @weissi in #5177
• [6.1] Process: unwrap the posix_spawnattr_t on Android by @hjyamauchi in #5185
• Set CMP0157 to OLD only for Windows hosts by @Steelskin in #5195

New Contributors

• @lamtrinhdev made their first contribution in #5080
• @parispittman made their first contribution in #5085
• @jiang7369 made their first contribution in #5087
• @LordBurtz made their first contribution in #5093
• @nnabeyang made their first contribution in #5115
• @ChrisBenua made their first contribution in #5132

Full Changelog: swift-6.0.3-RELEASE...swift-6.1-RELEASE