[SR-15233] Compiler error exit: Could not read serialized diagnostics file: error("Invalid diagnostics signature") #57555
Comments
This isn't correct. If the compiler or debugger crashes, that is a bug. When there are errors, the compiler should be exiting with a non-zero exit code. |
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Sorry. Feel free to close if this is expected behaviour. I did resolve compilation (I think by extracting as a method. |
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Attachment: Download
Environment
Building with Xcode Version 13.0 (13A233) on an M1 Mac mini.
Additional Detail from JIRA
md5: 259977d9ea7f5749acdf24ec873f0e00
Issue Description:
Build is failing (and it may well be erroneous code that it is calling out but I've been told that any nonzero exit is considered a bug. Apologies about the general code quality this is just a play project to explore Async Await and Core data mostly.
/Users/josephlord/hf/ios/Experiments/UKCovidData/UKCovidData/DataUseCase.swift:191:59: error: invalid conversion from throwing function of type '() throws -> Void' to non-throwing function type '() -> Void' let areas = try await context.perform { ^ /Users/josephlord/Library/Developer/Xcode/DerivedData/UKCovidData-drdmvbkbpkkgdfehcwkhtvhkjryt/Build/Intermediates.noindex/UKCovidData.build/Debug-iphonesimulator/UKCovidData.build/Objects-normal/arm64/UKCovidDataApp.dia:1:1: warning: Could not read serialized diagnostics file: error("Invalid diagnostics signature") (in target 'UKCovidData' from project 'UKCovidData') Command CompileSwift failed with a nonzero exit codeThe text was updated successfully, but these errors were encountered: