librustc: Encode language items into a special lookup table. 9% improvement in hello world compile time. #4368
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…vement in hello world compile time.
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r+ If we refactored the AST decoding a bit---as I think should now be possible thanks to @erickt's work on the auto-serialization stuff---we could convert this hand-written EBML code into |
RalfJung
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Jun 1, 2025
…-a-lot-instead Fix tokio/file-io.rs test relying on `read`/`write` not being short
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