1 files changed, 39 insertions, 0 deletions
diff --git a/contrib/llvm-project/libcxx/include/__charconv/from_chars_result.h b/contrib/llvm-project/libcxx/include/__charconv/from_chars_result.h
new file mode 100644
index 000000000000..a7bfd6530a8a
--- /dev/null
+++ b/contrib/llvm-project/libcxx/include/__charconv/from_chars_result.h
@@ -0,0 +1,39 @@
+// -*- 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___CHARCONV_FROM_CHARS_RESULT_H
+#define _LIBCPP___CHARCONV_FROM_CHARS_RESULT_H
+
+#include <__config>
+#include <__system_error/errc.h>
+
+#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
+#  pragma GCC system_header
+#endif
+
+_LIBCPP_BEGIN_NAMESPACE_STD
+
+#if _LIBCPP_STD_VER >= 17
+
+struct _LIBCPP_EXPORTED_FROM_ABI from_chars_result {
+  const char* ptr;
+  errc ec;
+#  if _LIBCPP_STD_VER >= 20
+  _LIBCPP_HIDE_FROM_ABI friend bool operator==(const from_chars_result&, const from_chars_result&) = default;
+#  endif
+#  if _LIBCPP_STD_VER >= 26
+  _LIBCPP_HIDE_FROM_ABI constexpr explicit operator bool() const noexcept { return ec == errc{}; }
+#  endif
+};
+
+#endif // _LIBCPP_STD_VER >= 17
+
+_LIBCPP_END_NAMESPACE_STD
+
+#endif // _LIBCPP___CHARCONV_FROM_CHARS_RESULT_H