gsl_sys__coerce.c 1.3 KB

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  1. /* sys/coerce.c
  2. *
  3. * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Brian Gough
  4. *
  5. * This program is free software; you can redistribute it and/or modify
  6. * it under the terms of the GNU General Public License as published by
  7. * the Free Software Foundation; either version 3 of the License, or (at
  8. * your option) any later version.
  9. *
  10. * This program is distributed in the hope that it will be useful, but
  11. * WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13. * General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU General Public License
  16. * along with this program; if not, write to the Free Software
  17. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18. */
  19. #include "gsl__config.h"
  20. #include <math.h>
  21. double gsl_coerce_double (const double x);
  22. double
  23. gsl_coerce_double (const double x)
  24. {
  25. volatile double y;
  26. y = x;
  27. return y;
  28. }
  29. float gsl_coerce_float (const float x);
  30. float
  31. gsl_coerce_float (const float x)
  32. {
  33. volatile float y;
  34. y = x;
  35. return y;
  36. }
  37. /* The following function is not needed, but is included for completeness */
  38. long double gsl_coerce_long_double (const long double x);
  39. long double
  40. gsl_coerce_long_double (const long double x)
  41. {
  42. volatile long double y;
  43. y = x;
  44. return y;
  45. }