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diff --git a/contrib/llvm-project/compiler-rt/lib/builtins/fp_mode.h b/contrib/llvm-project/compiler-rt/lib/builtins/fp_mode.h
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+//===----- lib/fp_mode.h - Floaing-point environment mode utilities --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
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is not part of the interface of this library.
+//
+// This file defines an interface for accessing hardware floating point
+// environment mode.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef FP_MODE_H
+#define FP_MODE_H
+
+typedef enum {
+ CRT_FE_TONEAREST,
+ CRT_FE_DOWNWARD,
+ CRT_FE_UPWARD,
+ CRT_FE_TOWARDZERO
+} CRT_FE_ROUND_MODE;
+
+CRT_FE_ROUND_MODE __fe_getround(void);
+int __fe_raise_inexact(void);
+
+#endif // FP_MODE_H