diff options
| -rw-r--r-- | libbb/xfuncs.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c index 43ae980..e8c027f 100644 --- a/libbb/xfuncs.c +++ b/libbb/xfuncs.c @@ -59,24 +59,23 @@ char* FAST_FUNC strncpy_IFNAMSIZ(char *dst, const char *src) * A truncated result contains the first few digits of the result ala strncpy. * Returns a pointer past last generated digit, does _not_ store NUL. */ -void BUG_sizeof(void); char* FAST_FUNC utoa_to_buf(unsigned n, char *buf, unsigned buflen) { unsigned i, out, res; if (buflen) { out = 0; + + BUILD_BUG_ON(sizeof(n) != 4 && sizeof(n) != 8); if (sizeof(n) == 4) // 2^32-1 = 4294967295 i = 1000000000; -#if UINT_MAX > 4294967295 /* prevents warning about "const too large" */ +#if UINT_MAX > 0xffffffff /* prevents warning about "const too large" */ else if (sizeof(n) == 8) // 2^64-1 = 18446744073709551615 i = 10000000000000000000; #endif - else - BUG_sizeof(); for (; i; i /= 10) { res = n / i; n = n % i; |