Sohu Tech Products
Aug 5, 2020 · Fundamentals
Exploring Swift Enum Implementation: SIL, Memory Layout, Raw Values, Associated Values, and Protocols
This article delves into the inner workings of Swift enums—covering their compilation to SIL, memory representation, use of MemoryLayout for size and alignment, techniques for retrieving variable addresses, the role of raw values and associated values, and how default protocols like Equatable and Hashable are automatically provided.
Associated ValueRawValueSIL
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