improvement: Try to optimize coverage phase #24925
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jchyb
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Jan 9, 2026
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Overall looks great, I've noticed one improvement that could simplify things
compiler/src/dotty/tools/dotc/transform/InstrumentCoverage.scala
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tgodzik
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jchyb
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Jan 9, 2026
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@tgodzik This is awesome, thanks! 👍 Do you think it would be possible to backport this to 3.8.1 (probably in time for the RC2)? 🙂 |
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I think we can if there is an RC2. |
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Main optimization is to only deserialize and serialize coverage files once. Tested it locally and it did seem to help.
Should help with #24909