w_exp2.c 495 B

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  1. /*
  2. * ====================================================
  3. * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
  4. *
  5. * Developed at SunPro, a Sun Microsystems, Inc. business.
  6. * Permission to use, copy, modify, and distribute this
  7. * software is freely granted, provided that this notice
  8. * is preserved.
  9. * ====================================================
  10. */
  11. #include "math.h"
  12. #include "math_private.h"
  13. double exp2(double x)
  14. {
  15. return pow(2.0, x);
  16. }
  17. libm_hidden_def(exp2)