1 files changed, 31 insertions, 0 deletions

diff --git a/contrib/llvm-project/libcxx/include/experimental/__simd/declaration.h b/contrib/llvm-project/libcxx/include/experimental/__simd/declaration.h
new file mode 100644
index 000000000000..065faeaec384
--- /dev/null
+++ b/contrib/llvm-project/libcxx/include/experimental/__simd/declaration.h
@@ -0,0 +1,31 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef _LIBCPP_EXPERIMENTAL___SIMD_DECLARATION_H
+#define _LIBCPP_EXPERIMENTAL___SIMD_DECLARATION_H
+
+#include <experimental/__config>
+#include <experimental/__simd/abi_tag.h>
+
+#if _LIBCPP_STD_VER >= 17 && defined(_LIBCPP_ENABLE_EXPERIMENTAL)
+
+_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL
+inline namespace parallelism_v2 {
+
+template <class _Tp, class _Abi = simd_abi::compatible<_Tp>>
+class simd;
+
+template <class _Tp, class _Abi = simd_abi::compatible<_Tp>>
+class simd_mask;
+
+} // namespace parallelism_v2
+_LIBCPP_END_NAMESPACE_EXPERIMENTAL
+
+#endif // _LIBCPP_STD_VER >= 17 && defined(_LIBCPP_ENABLE_EXPERIMENTAL)
+#endif // _LIBCPP_EXPERIMENTAL___SIMD_DECLARATION_H