4 #![feature(rustc_private)]
8 let mut buf = [0u8; 5];
10 libc::syscall(libc::SYS_getrandom, buf.as_mut_ptr() as *mut libc::c_void, 5 as libc::size_t, 0 as libc::c_uint);
11 //~^ ERROR constant evaluation error: miri does not support gathering system entropy in deterministic mode!