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#include <stdio.h>
#ifdef DEBUG
#define abort() printf ("error, line %d\n", __LINE__)
#endif
int count;
void a1() { ++count; }
void
b (unsigned long data)
{
if (data & 0x80000000) a1();
data <<= 1;
if (data & 0x80000000) a1();
data <<= 1;
if (data & 0x80000000) a1();
}
main ()
{
count = 0;
b (0);
if (count != 0)
abort ();
count = 0;
b (0x80000000);
if (count != 1)
abort ();
count = 0;
b (0x40000000);
if (count != 1)
abort ();
count = 0;
b (0x20000000);
if (count != 1)
abort ();
count = 0;
b (0xc0000000);
if (count != 2)
abort ();
count = 0;
b (0xa0000000);
if (count != 2)
abort ();
count = 0;
b (0x60000000);
if (count != 2)
abort ();
count = 0;
b (0xe0000000);
if (count != 3)
abort ();
#ifdef DEBUG
printf ("Done.\n");
#endif
exit (0);
}
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