gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20010925-1.c


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extern void exit(int);
extern void abort (void);

extern void * memcpy (void *, const void *, __SIZE_TYPE__);
int foo (void *, void *, unsigned int c);

int src[10];
int dst[10];

int main()
{
   if (foo (dst, src, 10) != 0)
     abort();
   exit(0);
}

int foo (void *a, void *b, unsigned int c)
{
  if (c == 0)
    return 1;

  memcpy (a, b, c);
  return 0;
}