Subversion Repositories openrisc

/* Copyright (C) 2003  Free Software Foundation.

   by Roger Sayle <roger@eyesopen.com>, derived from mzero3.c

   Constant folding of sin(-0.0), tan(-0.0) and atan(-0.0) should

   all return -0.0, for both double and float forms.  */

void abort (void);

typedef __SIZE_TYPE__ size_t;

extern int memcmp (const void *, const void *, size_t);

double sin (double);

double tan (double);

double atan (double);

float sinf (float);

float tanf (float);

float atanf (float);

void expectd (double, double);

void expectf (float, float);

void

expectd (double value, double expected)

{

  if (value != expected

      || memcmp ((void *)&value, (void *) &expected, sizeof (double)) != 0)

    abort ();

}

void

expectf (float value, float expected)

{

  if (value != expected

      || memcmp ((void *)&value, (void *) &expected, sizeof (float)) != 0)

    abort ();

}

int main ()

{

  expectd (sin (0.0), 0.0);

  expectd (tan (0.0), 0.0);

  expectd (atan (0.0), 0.0);

  expectd (sin (-0.0), -0.0);

  expectd (tan (-0.0), -0.0);

  expectd (atan (-0.0), -0.0);

  expectf (sinf (0.0f), 0.0f);

  expectf (tanf (0.0f), 0.0f);

  expectf (atanf (0.0f), 0.0f);

  expectf (sinf (-0.0f), -0.0f);

  expectf (tanf (-0.0f), -0.0f);

  expectf (atanf (-0.0f), -0.0f);

  return 0;

}