[PATCH] D128571: [X86] Support `_Float16` on SSE2 and up

[Phoebe Wang via Phabricator via cfe-commits]

pengfei added a comment.

Thanks @benlangmuir for the revert. The problem seems Darwin supports the `_Float16` type already but with a different ABI. I have no idea how to solve the problem ATM. Post a question on discourse: https://discourse.llvm.org/t/compiler-rt-tests-fail-on-darwin-stage1-build-after-the-abi-change-of-half-type-on-x86/63508


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https://reviews.llvm.org/D128571