[PATCH] D151087: [Clang] Permit address space casts with 'reinterpret_cast' in C++

Mon May 22 07:00:15 PDT 2023

jhuber6 added a comment.

In D151087#4360577 <https://reviews.llvm.org/D151087#4360577>, @ebevhan wrote:

> What would be the semantics of such an operation if the address spaces are disjoint? Or, if the underlying pointer widths aren't the same?

It would most likely invalid, but I'm not asserting that `clang` should be responsible for diagnosing misuse in these cases. Especially because in generic freestanding C++ we don't have any language options to suggest the actual semantics.

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https://reviews.llvm.org/D151087