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+/* Implementation of the NEAREST intrinsic
+ Copyright 2003 Free Software Foundation, Inc.
+ Contributed by Richard Henderson <rth@redhat.com>.
+
+This file is part of the GNU Fortran 95 runtime library (libgfor).
+
+Libgfor is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+Ligbfor is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with libgfor; see the file COPYING.LIB. If not,
+write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+#include <math.h>
+#include <float.h>
+#include "libgfortran.h"
+
+
+GFC_REAL_4
+prefix(nearest_r4) (GFC_REAL_4 s, GFC_REAL_4 dir)
+{
+ dir = copysignf (__builtin_inff (), dir);
+ if (FLT_EVAL_METHOD != 0)
+ {
+ /* ??? Work around glibc bug on x86. */
+ volatile GFC_REAL_4 r = nextafterf (s, dir);
+ return r;
+ }
+ else
+ return nextafterf (s, dir);
+}
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