[PATCH] D147991: [LLVM][Casting.h] Fix dyn_cast for std::unique_ptr.

[Aleksandr Bezzubikov via Phabricator via llvm-commits]

zuban32 added a comment.

@bzcheeseman I've updated the test and it passes, i.e. I wasn't able to reproduce the behavior we discussed. It seems modern c++ compiler are able to elide the calls to move constructor in such a code, I tried with gcc 9.4 and Apple aarch64 clang 14 with no success.


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https://reviews.llvm.org/D147991