| Server IP : 127.0.0.1 / Your IP : 216.73.216.109 Web Server : Apache/2.4.54 (Win64) OpenSSL/1.1.1q PHP/8.1.10 System : Windows NT DESKTOP-E5T4RUN 10.0 build 19045 (Windows 10) AMD64 User : SERVERWEB ( 0) PHP Version : 8.1.10 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : C:/cygwin64/usr/src/debug/cygwin-3.5.1-1/newlib/libc/misc/ |
Upload File : |
/*
FUNCTION
<<ffs>>---find first bit set in a word
INDEX
ffs
SYNOPSIS
#include <strings.h>
int ffs(int <[word]>);
DESCRIPTION
<<ffs>> returns the first bit set in a word.
RETURNS
<<ffs>> returns 0 if <[c]> is 0, 1 if <[c]> is odd, 2 if <[c]> is a multiple of
2, etc.
PORTABILITY
<<ffs>> is not ANSI C.
No supporting OS subroutines are required. */
#include <strings.h>
int
ffs(int i)
{
return (__builtin_ffs(i));
}