add for

single_file_tests/for.rs

@@ -0,0 +1,11 @@
+
+fn main() {
+    for i in 0.. {
+        print!("{} ", i);
+
+        if i >= 10 { break; }
+    }
+    println!();
+    vec!(0, 1, 3, 4, 5).iter().map(|x| x * 2).for_each(|x| print!("{}, ", x));
+    println!();
+}