2 * This file is part of DisOrder.
3 * Copyright (C) 2008 Richard Kettlewell
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 static void test_bits(void) {
24 check_integer(leftmost_bit(0), -1);
25 check_integer(leftmost_bit(0x80000000), 31);
26 check_integer(leftmost_bit(0xffffffff), 31);
27 for(n
= 0; n
< 28; ++n
) {
28 const uint32_t b
= 1 << n
, limit
= 2 * b
;
31 for(v
= b
; v
< limit
; ++v
)
32 check_integer(leftmost_bit(v
), n
);