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38 lines
831 B
38 lines
831 B
#include <ck_pr.h>
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#include <limits.h>
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#include <stdio.h>
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#include "../../common.h"
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int
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main(void)
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{
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unsigned int x;
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ck_pr_store_uint(&x, 0x10110);
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if (ck_cc_ffs(0) != 0)
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ck_error("ffs(0) = %d\n", ck_cc_ffs(0));
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if (ck_cc_ffs(4) != 3)
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ck_error("ffs(4) = %d\n", ck_cc_ffs(4));
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if (ck_cc_ffs(UINT_MAX) != 1)
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ck_error("ffs(UINT_MAX) = %d\n", ck_cc_ffs(UINT_MAX));
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if (ck_cc_ffs(x) != 5)
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ck_error("ffs(%u) = %d\n", x, ck_cc_ffs(x));
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if (ck_cc_ffs(x) != ck_cc_ffsl(x) ||
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ck_cc_ffsl(x) != ck_cc_ffsll(x) ||
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ck_cc_ffs(x) != ck_cc_ffsll(x)) {
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ck_error(" ffs = %d, ffsl = %d, ffsll = %d\n",
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ck_cc_ffs(x), ck_cc_ffsl(x), ck_cc_ffsll(x));
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}
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if (ck_cc_ctz(x) != 4)
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ck_error("ctz = %d\n", ck_cc_ctz(x));
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if (ck_cc_popcount(x) != 3)
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ck_error("popcount = %d\n", ck_cc_popcount(x));
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return 0;
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}
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