Merge pull request #2147 from wilzbach/dmd-object-members

Move DMD's object.d members to druntime
merged-on-behalf-of: David Nadlinger <code@klickverbot.at>

Author: dlang-bot

src/object.d

@@ -4487,3 +4487,30 @@ unittest
     scope S[1] arr = [S(&p)];
     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)
+{
+    foreach (ref T e; a)
+        e.__xpostblit();
+}
+
+// compiler frontend lowers dynamic array deconstruction to this
+void __ArrayDtor(T)(T[] a)
+{
+    foreach_reverse (ref T e; a)
+        e.__xdtor();
+}