[PATCH] D48187: [Intrinsics] Add/move some builtin declarations in intrin.h to get ms-intrinsics.c to not issue warnings

[Reid Kleckner via Phabricator via cfe-commits]

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

lgtm


https://reviews.llvm.org/D48187