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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [pr36227.c] - Rev 826

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/* { dg-do compile } */
/* { dg-options "-O2 -Wstrict-overflow=3" } */
#if (__SIZEOF_LONG_LONG__ == __SIZEOF_POINTER__)
typedef unsigned long long ptrcast;
#elif (__SIZEOF_LONG__ == __SIZEOF_POINTER__)
typedef unsigned long ptrcast;
#elif (__SIZEOF_INT__ == __SIZEOF_POINTER__)
typedef unsigned int ptrcast;
#else
#error Add target support here
#endif
 
volatile unsigned long *
sat_add(volatile unsigned long *ptr, unsigned long i, volatile unsigned long *end)
{
  if ((ptrcast)ptr + i * sizeof(*ptr) > (ptrcast)ptr) /* { dg-bogus "pointer wraparound" } */
    return ptr + i;
  else
    return end;
}
 
 
 

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