[5.9][cxx-interop] add a testcase to verify that 'borrowing' works with co… #66693
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…pyable C++ types This lets us verify that our suggested pattern for calling unsafe functions is working as intended in Swift This also lets us verify that we can still pass borrowed C++ types to C++ functions that take in a const ref parameter Tests now fixed swiftlang#61454 (cherry picked from commit da8c52c)
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@swift-ci please smoke test |
DougGregor
approved these changes
Jun 16, 2023
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@swift-ci please test |
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…pyable C++ types
This lets us verify that our suggested pattern for calling unsafe functions is working as intended in Swift
This also lets us verify that we can still pass borrowed C++ types to C++ functions that take in a const ref parameter
Tests now fixed #61454
(cherry picked from commit da8c52c)
Swift now allows
borrowingof copyable types. We should thatborrowingworks with C++ records as well, to ensure that the pattern we suggest in the docs for calling unsafe member functions works .