RegexBuilderのリンクエラーのやつも安定して再現できる手順は確立して、どうやらSwiftDriverのインクリメンタルビルド機能がおかしそうなところまで突き止めたんだけど、その先が意味不明すぎて寝かせてる https://github.com/kateinoigakukun/swiftwasm-issue-gh-5580/blob/main/check.sh
なるほど、こういう感じのスクリプトで再現シナリオを組むところを目指せばいいのか。
[omochi@omochi-mbp carton (org-procs *=)]$ swift test --filter DevCommandTests.testWithNoArguments Building for debugging... [5/5] Write swift-version-3874884F1997D323.txt Build complete! (0.37s) Test Suite 'Selected tests' started at 2024-06-04 22:01:42.891. Test Suite 'cartonPackageTests.xctest' started at 2024-06-04 22:01:42.892. Test Suite 'DevCommandTests' started at 2024-06-04 22:01:42.892. Test Case '-[CartonCommandTests.DevCommandTests testWithNoArguments]' started. warning: 'echoexecutable': 'my-echo' was identified as an executable target given the presence of a 'main.swift' file. Starting with tools version 5.4.0 executable targets should be declared as 'executableTarget()' [0/1] Planning build Building for debugging... [0/4] Write sources [1/4] Write swift-version-3874884F1997D323.txt [3/6] Emitting module CartonCore [4/6] Compiling CartonCore FoundationProcessEx.swift [4/7] Write Objects.LinkFileList error: link command failed with exit code 1 (use -v to see invocation) Undefined symbols for architecture arm64: "static (extension in CartonCore):__C.NSTask.checkRun(_: Foundation.URL, arguments: [Swift.String], printsLoadingMessage: Swift.Bool, didExit: (() -> ())?, forwardExit: Swift.Bool) throws -> ()", referenced from: CartonDriver.derivePackageCommandArguments(swiftExec: Foundation.URL, subcommand: Swift.String, scratchPath: Swift.String, extraArguments: [Swift.String]) throws -> [Swift.String] in CartonDriverCommand.swift.o CartonDriver.derivePackageCommandArguments(swiftExec: Foundation.URL, subcommand: Swift.String, scratchPath: Swift.String, extraArguments: [Swift.String]) throws -> [Swift.String] in CartonDriverCommand.swift.o (3) suspend resume partial function for CartonDriver.pluginSubcommand(subcommand: Swift.String, argv0: Swift.String, arguments: [Swift.String]) async throws -> () in CartonDriverCommand.swift.o (5) suspend resume partial function for CartonDriver.main(arguments: [Swift.String]) asy