[PATCH] D56685: [COFF, ARM64] Add __byteswap intrinsics

[Eli Friedman via Phabricator via cfe-commits]

efriedma added a comment.

Before you commit, please verify this actually compiles if you include both this intrin.h and stdlib.h from the Microsoft SDK, in either order.


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  https://reviews.llvm.org/D56685/new/

https://reviews.llvm.org/D56685