Subversion Repositories scarts

/* Copyright (C) 2003 Free Software Foundation.

   Check that constant folding of built-in math functions doesn't

   break anything and produces the expected results.

   Written by Roger Sayle, 25th May 2003.  */

/* { dg-do link } */

/* { dg-options "-O2 -ffast-math" } */

extern void link_error(void);

extern double exp(double);

extern double atan(double);

int main()

{

  if (exp (1.0) < 2.71 || exp (1.0) > 2.72)

    link_error ();

  if (exp (2.0) < 7.38 || exp (2.0) > 7.39)

    link_error ();

  if (exp (-2.0) < 0.13 || exp (-2.0) > 0.14)

    link_error ();

  if (atan (1.0) < 0.78 || atan (1.0) > 0.79)

    link_error ();

  return 0;

}