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-rw-r--r--libatomic/fenv.c72
1 files changed, 0 insertions, 72 deletions
diff --git a/libatomic/fenv.c b/libatomic/fenv.c
deleted file mode 100644
index 7b4132e05a..0000000000
--- a/libatomic/fenv.c
+++ /dev/null
@@ -1,72 +0,0 @@
-/* Copyright (C) 2012-2017 Free Software Foundation, Inc.
-
- This file is part of the GNU Atomic Library (libatomic).
-
- Libatomic is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- Libatomic 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 General Public License for
- more details.
-
- Under Section 7 of GPL version 3, you are granted additional
- permissions described in the GCC Runtime Library Exception, version
- 3.1, as published by the Free Software Foundation.
-
- You should have received a copy of the GNU General Public License and
- a copy of the GCC Runtime Library Exception along with this program;
- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
- <http://www.gnu.org/licenses/>. */
-
-#include "libatomic_i.h"
-
-#ifdef HAVE_FENV_H
-# include <fenv.h>
-#endif
-
-/* Raise the supported floating-point exceptions from EXCEPTS. Other
- bits in EXCEPTS are ignored. */
-
-void
-__atomic_feraiseexcept (int excepts __attribute__ ((unused)))
-{
- volatile float r __attribute__ ((unused));
-#ifdef FE_INVALID
- if (excepts & FE_INVALID)
- {
- volatile float zero = 0.0f;
- r = zero / zero;
- }
-#endif
-#ifdef FE_DIVBYZERO
- if (excepts & FE_DIVBYZERO)
- {
- volatile float zero = 0.0f;
- r = 1.0f / zero;
- }
-#endif
-#ifdef FE_OVERFLOW
- if (excepts & FE_OVERFLOW)
- {
- volatile float max = __FLT_MAX__;
- r = max * max;
- }
-#endif
-#ifdef FE_UNDERFLOW
- if (excepts & FE_UNDERFLOW)
- {
- volatile float min = __FLT_MIN__;
- r = min * min;
- }
-#endif
-#ifdef FE_INEXACT
- if (excepts & FE_INEXACT)
- {
- volatile float three = 3.0f;
- r = 1.0f / three;
- }
-#endif
-}