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Optimize performance by replacing a set of nodes with a bit in each node. #502

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Merged
merged 3 commits into from
Feb 18, 2021

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davidungar
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@davidungar
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@swift-ci please test

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rdar://74466708

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@swift-ci please test

@davidungar davidungar requested a review from CodaFi February 18, 2021 18:43
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@CodaFi I am wondering if the driver still needs this transitive machinery at all. For example: if external dependency E is used by A in a fashion that will change B when E changes, will the frontend record that B depends on E? If so, we could remove all the transitive tracing code.

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@swift-ci please test

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@nkcsgexi nkcsgexi left a comment

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LGTM!

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@swift-ci please test

@davidungar davidungar merged commit 8f1d770 into swiftlang:main Feb 18, 2021
@davidungar davidungar deleted the isUntraced branch June 18, 2021 21:23
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3 participants