Subversion Repositories openrisc

/* Copyright (C) 2002  Free Software Foundation.

   Test that optimizing ((c>=1) && (c<=127)) into (signed char)c < 0

   doesn't cause any problems for the compiler and behaves correctly.

   Written by Roger Sayle, 8th May 2002.  */

#include <limits.h>

extern void abort (void);

void

testc (unsigned char c, int ok)

{

  if ((c>=1) && (c<=SCHAR_MAX))

    {

      if (!ok) abort ();

    }

  else

    if (ok) abort ();

}

void

tests (unsigned short s, int ok)

{

  if ((s>=1) && (s<=SHRT_MAX))

    {

      if (!ok) abort ();

    }

  else

    if (ok) abort ();

}

void

testi (unsigned int i, int ok)

{

  if ((i>=1) && (i<=INT_MAX))

    {

      if (!ok) abort ();

    }

  else

    if (ok) abort ();

}

void

testl (unsigned long l, int ok)

{

  if ((l>=1) && (l<=LONG_MAX))

    {

      if (!ok) abort ();

    }

  else

    if (ok) abort ();

}

int

main ()

{

  testc (0, 0);

  testc (1, 1);

  testc (SCHAR_MAX, 1);

  testc (SCHAR_MAX+1, 0);

  testc (UCHAR_MAX, 0);

  tests (0, 0);

  tests (1, 1);

  tests (SHRT_MAX, 1);

  tests (SHRT_MAX+1, 0);

  tests (USHRT_MAX, 0);

  testi (0, 0);

  testi (1, 1);

  testi (INT_MAX, 1);

  testi (INT_MAX+1U, 0);

  testi (UINT_MAX, 0);

  testl (0, 0);

  testl (1, 1);

  testl (LONG_MAX, 1);

  testl (LONG_MAX+1UL, 0);

  testl (ULONG_MAX, 0);

  return 0;

}