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

[Eli Friedman via Phabricator via cfe-commits]

efriedma accepted this revision.
efriedma added a comment.
This revision is now accepted and ready to land.

LGTM



================
Comment at: test/Headers/ms-arm64-intrin.cpp:19
   __nop();
 }
+
----------------
While you're here, please fix all four tests to just check the IR.


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https://reviews.llvm.org/D56685