[5.5] Avoid warnings when using SDKs without a Concurrency module #3518
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When mixing a newer compiler which does the implicit concurrency import with an older SDK that doesn't have a Concurrency module, manifest compilation is emitting warnings right now. This adds an extra flag to disable the implicit import if the flag is supported by the compiler in use. rdar://78032108 (cherry picked from commit b0e0388)
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@swift-ci please test |
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Looks like #3398 is not in 5.5, but probably should be. |
abertelrud
approved these changes
Jun 1, 2021
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If we end up cherry-picking this, we'll also need #3521 |
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Both required PRs have been cherry-picked now. |
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@swift-ci please test |
tomerd
approved these changes
Jun 22, 2021
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5.5 cherry-pick of #3517