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omochimetaru 4/11/2018 4:26 AM
https://github.com/apple/swift/blob/c35d508600516b892732e2fd3f0f0a17ca4562ba/stdlib/public/core/Builtin.swift#L83-L87
apple/swift
swift - The Swift Programming Language
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4:27 AM
preconditionだな
4:27 AM
@swiftbot print(MemoryLayout<()>.size) print(MemoryLayout<Never>.size)