factor: remove debug code

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2017-04-11 07:50:42 +02:00
parent 8a134ec680
commit a976aaab0b

View File

@ -27,8 +27,6 @@
#endif
typedef unsigned long long wide_t;
#define WIDE_BITS (unsigned)(sizeof(wide_t)*8)
#define TOPMOST_WIDE_BIT ((wide_t)1 << (WIDE_BITS-1))
#if ULLONG_MAX == (UINT_MAX * UINT_MAX + 2 * UINT_MAX)
/* "unsigned" is half as wide as ullong */
@ -164,23 +162,6 @@ static NOINLINE void factorize(wide_t N)
int factor_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int factor_main(int argc UNUSED_PARAM, char **argv)
{
#if 0 /* test isqrt() correctness */
wide_t n = argv[1] ? bb_strtoull(argv[1], NULL, 0) : time(NULL);
for (;;) {
half_t h;
if (--n == 0)
--n;
h = isqrt(n);
if (!(n & 0xff))
printf("isqrt(%llx)=%"HALF_FMT"x\n", n, h);
if ((wide_t)h * h > n)
return 1;
h++;
if (h != 0 && (wide_t)h * h <= n)
return 1;
}
#endif
//// coreutils has undocumented option ---debug (three dashes)
//getopt32(argv, "");
//argv += optind;