# System.Numerics

``` diff
 namespace System.Numerics {
     public static class Vector {
-        public static Vector<T> LoadUnsafe<T>(ref T source);
+        public static Vector<T> LoadUnsafe<T>(ref readonly T source);
-        [CLSCompliantAttribute(false)]
-        public static Vector<T> LoadUnsafe<T>(ref T source, UIntPtr elementOffset);
+        [CLSCompliantAttribute(false)]
+        public static Vector<T> LoadUnsafe<T>(ref readonly T source, UIntPtr elementOffset);
     }
 }
```

