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> Perfectly valid code that used to work up till Xcode 11.1 throws errors in the Swift runtime on Xcode 11.2 (and 11.2.1)

Can you link to some examples? I write Swift full time and haven't noticed anything like this.

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Type metadata accessor / failed to demangle superclass from mangled name: https://forums.swift.org/t/xcode-11-2-runtime-error-type-met...

Property Wrapper initializers with #file/#function: https://forums.swift.org/t/compiler-segmentation-fault-when-...

With the disconnect between the Swift team and Apple after Swift going open-source, it's not clear if these goblins are spawned inside of Apple's APIs or the Swift runtime.

Here's an example that I encountered recently:

https://stackoverflow.com/questions/58657087/after-upgrading...

To be fair, that's not an issue in the Swift runtime.

That version of Xcode has been pulled because of this issue.

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