Egor Zhdan 607dd4a7d4 [cxx-interop] Import nullability of templated function parameters correctly ...

This teaches ClangImporter to respect the `_Nonnull`/`_Nullable` arguments on templated function parameters.

Previously Swift would only import a non-annotated function overload. Using an overload that has either  `_Nonnull` or `_Nullable` would result in a compiler error. The non-annotated overload would get imported with incorrect nullability: Swift would always assume non-null pointers, which was inconsistent with non-templated function parameters, which are mapped to implicitly unwrapped optionals.

With this change all three possible overloads are imported, and all of them get the correct nullability in Swift.

rdar://151939344

2025-06-13 18:15:52 +01:00

..

bounds-attrs-in-template.swift

[cxx-interop] Import nullability of templated function parameters correctly

2025-06-13 18:15:52 +01:00

counted-by-in-namespace.swift

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counted-by-method.swift

[cxx-interop] Support Swiftifying C++ constructors

2025-06-04 10:06:16 +01:00

span-in-ctor.swift

[cxx-interop] Support Swiftifying C++ constructors

2025-06-04 10:06:16 +01:00