Add lobal-initialization-using-global test

Author: lucic71

tests/unit/global-initialization-using-global.cpp

@@ -0,0 +1,10 @@
+#include <assert.h>
+
+int first;
+int second = first + 1;
+
+int main() {
+  assert(first == 0);
+  assert(second == first + 1);
+  return 0;
+}

tests/unit/out/refcount/global-initialization-using-global.rs

@@ -0,0 +1,23 @@
+extern crate libcc2rs;
+use libcc2rs::*;
+use std::cell::RefCell;
+use std::collections::BTreeMap;
+use std::io::prelude::*;
+use std::io::{Read, Seek, Write};
+use std::os::fd::AsFd;
+use std::rc::{Rc, Weak};
+thread_local!(
+    pub static first: Value<i32> = <Value<i32>>::default();
+);
+thread_local!(
+    pub static second: Value<i32> =
+        Rc::new(RefCell::new(((*first.with(Value::clone).borrow()) + 1)));
+);
+pub fn main() {
+    std::process::exit(main_0());
+}
+fn main_0() -> i32 {
+    assert!(((*first.with(Value::clone).borrow()) == 0));
+    assert!(((*second.with(Value::clone).borrow()) == ((*first.with(Value::clone).borrow()) + 1)));
+    return 0;
+}

tests/unit/out/unsafe/global-initialization-using-global.rs

@@ -0,0 +1,20 @@
+extern crate libc;
+use libc::*;
+extern crate libcc2rs;
+use libcc2rs::*;
+use std::collections::BTreeMap;
+use std::io::{Read, Seek, Write};
+use std::os::fd::{AsFd, FromRawFd, IntoRawFd};
+use std::rc::Rc;
+pub static mut first: i32 = unsafe { 0_i32 };
+pub static mut second: i32 = unsafe { ((first) + (1)) };
+pub fn main() {
+    unsafe {
+        std::process::exit(main_0() as i32);
+    }
+}
+unsafe fn main_0() -> i32 {
+    assert!(((first) == (0)));
+    assert!(((second) == ((first) + (1))));
+    return 0;
+}