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Aug 3, 2019 at 09:43
How does Rust allow different language versions ("epochs") to interoperate? https://stackoverflow.com/q/57332016/509706 The SO answer even includes the relevant source code from the compiler!
rust - What is the exact mechanism that allows source code targeting different Editions to interoperate? - Stack Overflow
rust - What is the exact mechanism that allows source code targeting different Editions to interoperate? - Stack Overflow

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