Clarify tensorflow-branch Double.pow workaround.
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The workaround is specific to apple/swift tensorflow branch. It is related to https://bugs.swift.org/browse/TF-1203: ad-hoc `ElementaryFunctions` protocol/conformances stdlib additions.
asuhan
approved these changes
May 28, 2020
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The
Double.powqualification is currently needed when building from apple/swift tensorflow branch to avoid a type-checker diagnostic:This error occurs only on tensorflow branch due to ad-hoc stdlib additions of the
ElementaryFunctionsprotocol and conformances, including the static memberDouble.pow.TF-1203 tracks removing these ad-hoc stdlib additions adding apple/swift-numerics
as a legitimate dependency.