[Mlir-commits] [mlir] [mlir] Make the Python binding type casters well-formed under C++23 (PR #208093)

[Nikhil Kalra]

nikalra wrote:

> Seems fine (explicit construction over implicit is better anyway) but I guess this pessimizes the move also? So I'm wondering if there's a way to get both (23 compliance and move)? Then again maybe it doesn't even really matter because of RVO 🤷‍♂️.

Updated the description to point out that the behavior is equivalent to pre-C++23 builds, we just call the lvalue constructor manually for the xvalue (whereas the rvalue decayed to an lvalue automatically before).

https://github.com/llvm/llvm-project/pull/208093