[libcxx-commits] [libcxx] [libc++] Use remove_pointer builtin as library traits (PR #91838)

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Chilledheart wrote:

> We should simply resolve the `__remove_pointer_t` alias to either `remove_pointer<>::type` for GCC or `__remove_pointer()` for Clang.

It's up to you. You're the maintainer. But that reason don't convince me because it makes things complex especially the patch. As a user of libc++, I want things go upstream because it makes maintainment easier without introducing some complex code.

https://github.com/llvm/llvm-project/pull/91838