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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [20020614-1.c] - Rev 774

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/* PR c/6677 */
/* Verify that GCC doesn't perform illegal simplifications
   when folding constants.  */
 
#include <limits.h>
 
extern void abort (void);
extern void exit (int);
 
int main (void)
{
  int i;
  signed char j;
  unsigned char k;
 
  i = SCHAR_MAX;
 
  j = ((signed char) (i << 1)) / 2;
 
  if (j != -1)
    abort();
 
  j = ((signed char) (i * 2)) / 2;
 
  if (j != -1)
    abort();
 
  i = UCHAR_MAX;
 
  k = ((unsigned char) (i << 1)) / 2;
 
  if (k != UCHAR_MAX/2)
    abort();
 
  k = ((unsigned char) (i * 2)) / 2;
 
  if (k != UCHAR_MAX/2)
    abort();
 
  exit(0);
}
 

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