object.d: Move __ArrayEq to rt

src/object.d

@@ -39,7 +39,7 @@ alias dstring = immutable(dchar)[];
 version (D_ObjectiveC) public import core.attribute : selector;
 
 public import rt.array.comparison : __cmp;
-public import rt.array.equality : __equals;
+public import rt.array.equality : __ArrayEq, __equals;
 
 // Compare class and interface objects for ordering.
 private int __cmp(Obj)(Obj lhs, Obj rhs)
@@ -4384,19 +4384,6 @@ private void _doPostblit(T)(T[] arr)
     auto a = arr.dup; // dup does escape
 }
 
-// compiler frontend lowers dynamic array comparison to this
-bool __ArrayEq(T1, T2)(T1[] a, T2[] b)
-{
-    if (a.length != b.length)
-        return false;
-    foreach (size_t i; 0 .. a.length)
-    {
-        if (a[i] != b[i])
-            return false;
-    }
-    return true;
-}
-
 // compiler frontend lowers struct array postblitting to this
 void __ArrayPostblit(T)(T[] a)
 {

src/rt/array/equality.d

@@ -8,7 +8,20 @@
  * Source: $(DRUNTIMESRC rt/_array.d)
  */
 
- module rt.array.equality;
+module rt.array.equality;
+
+// compiler frontend lowers dynamic array comparison to this
+bool __ArrayEq(T1, T2)(T1[] a, T2[] b)
+{
+    if (a.length != b.length)
+        return false;
+    foreach (size_t i; 0 .. a.length)
+    {
+        if (a[i] != b[i])
+            return false;
+    }
+    return true;
+}
 
  // `lhs == rhs` lowers to `__equals(lhs, rhs)` for dynamic arrays
 bool __equals(T1, T2)(T1[] lhs, T2[] rhs)