Update tests

Author: lucic71

tests/unit/out/unsafe/reinterpret_cast_oob_read.rs

@@ -15,6 +15,6 @@ unsafe fn main_0() -> i32 {
     let mut val: u32 = 67305985_u32;
     let mut bytes: *mut u8 = ((&mut val as *mut u32) as *mut u8);
     let mut x: u8 = (*bytes.offset((4) as isize));
-    x;
+    &(x);
     return 0;
 }

tests/unit/out/unsafe/reinterpret_cast_undersize.rs

@@ -15,6 +15,6 @@ unsafe fn main_0() -> i32 {
     let mut b: u8 = 66_u8;
     let mut p: *mut u32 = ((&mut b as *mut u8) as *mut u32);
     let mut val: u32 = (*p);
-    val;
+    &(val);
     return 0;
 }

tests/unit/out/unsafe/va_arg_printf.rs

@@ -7,7 +7,7 @@ use std::io::{Read, Seek, Write};
 use std::os::fd::{AsFd, FromRawFd, IntoRawFd};
 use std::rc::Rc;
 pub unsafe fn logf_impl_0(mut fmt: *const u8, mut ap: VaList) -> i32 {
-    fmt;
+    &(fmt);
     return ((ap.arg::<i32>()) + (ap.arg::<i32>()));
 }
 pub unsafe fn logf_1(mut fmt: *const u8, __args: &[VaArg]) -> i32 {