1 files changed, 41 insertions, 0 deletions

diff --git a/contrib/llvm-project/libcxx/include/experimental/__simd/internal_declaration.h b/contrib/llvm-project/libcxx/include/experimental/__simd/internal_declaration.h
new file mode 100644
index 000000000000..9ad1ad1ae319
--- /dev/null
+++ b/contrib/llvm-project/libcxx/include/experimental/__simd/internal_declaration.h
@@ -0,0 +1,41 @@
+// -*- 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_INTERNAL_DECLARATION_H
+#define _LIBCPP_EXPERIMENTAL___SIMD_INTERNAL_DECLARATION_H
+
+#include <experimental/__config>
+
+#if _LIBCPP_STD_VER >= 17 && defined(_LIBCPP_ENABLE_EXPERIMENTAL)
+
+_LIBCPP_BEGIN_NAMESPACE_EXPERIMENTAL
+inline namespace parallelism_v2 {
+namespace simd_abi {
+template <int>
+struct __vec_ext;
+struct __scalar;
+} // namespace simd_abi
+
+template <class _Tp, class _Abi>
+struct __simd_storage;
+
+template <class _Tp, class _Abi>
+struct __mask_storage;
+
+template <class _Tp, class _Abi>
+struct __simd_operations;
+
+template <class _Tp, class _Abi>
+struct __mask_operations;
+
+} // namespace parallelism_v2
+_LIBCPP_END_NAMESPACE_EXPERIMENTAL
+
+#endif // _LIBCPP_STD_VER >= 17 && defined(_LIBCPP_ENABLE_EXPERIMENTAL)
+#endif // _LIBCPP_EXPERIMENTAL___SIMD_INTERNAL_DECLARATION_H