diff --git a/mak/SRCS b/mak/SRCS
index 33b85fce49..90e795f7c5 100644
--- a/mak/SRCS
+++ b/mak/SRCS
@@ -305,7 +305,6 @@ SRCS=\
 	src\rt\util\container\hashtab.d \
 	src\rt\util\container\treap.d \
 	\
-	src\rt\typeinfo\ti_AC.d \
 	src\rt\typeinfo\ti_Acdouble.d \
 	src\rt\typeinfo\ti_Acfloat.d \
 	src\rt\typeinfo\ti_Acreal.d \
diff --git a/src/rt/typeinfo/ti_AC.d b/src/rt/typeinfo/ti_AC.d
deleted file mode 100644
index cbfd5bd22c..0000000000
--- a/src/rt/typeinfo/ti_AC.d
+++ /dev/null
@@ -1,104 +0,0 @@
-/**
- * TypeInfo support code.
- *
- * Copyright: Copyright Digital Mars 2004 - 2009.
- * License:   $(WEB www.boost.org/LICENSE_1_0.txt, Boost License 1.0).
- * Authors:   Walter Bright
- */
-
-/*          Copyright Digital Mars 2004 - 2009.
- * Distributed under the Boost Software License, Version 1.0.
- *    (See accompanying file LICENSE or copy at
- *          http://www.boost.org/LICENSE_1_0.txt)
- */
-module rt.typeinfo.ti_AC;
-
-// Object[]
-
-/*
-NOTE: It is sometimes used for arrays of
-classes or (incorrectly) interfaces.
-But naked `TypeInfo_Array` is mostly used.
-See @@@BUG12303@@@.
-*/
-class TypeInfo_AC : TypeInfo_Array
-{
-    override string toString() const { return TypeInfo.toString(); }
-
-    override bool opEquals(Object o) { return TypeInfo.opEquals(o); }
-
-    override size_t getHash(in void* p) @trusted const
-    {
-        Object[] s = *cast(Object[]*)p;
-        size_t hash = 0;
-
-        foreach (Object o; s)
-        {
-            if (o)
-                hash += o.toHash();
-        }
-        return hash;
-    }
-
-    override bool equals(in void* p1, in void* p2) const
-    {
-        Object[] s1 = *cast(Object[]*)p1;
-        Object[] s2 = *cast(Object[]*)p2;
-
-        if (s1.length == s2.length)
-        {
-            for (size_t u = 0; u < s1.length; u++)
-            {
-                Object o1 = s1[u];
-                Object o2 = s2[u];
-
-                // Do not pass null's to Object.opEquals()
-                if (o1 is o2 ||
-                    (!(o1 is null) && !(o2 is null) && o1.opEquals(o2)))
-                    continue;
-                return false;
-            }
-            return true;
-        }
-        return false;
-    }
-
-    override int compare(in void* p1, in void* p2) const
-    {
-        Object[] s1 = *cast(Object[]*)p1;
-        Object[] s2 = *cast(Object[]*)p2;
-        auto     c  = cast(sizediff_t)(s1.length - s2.length);
-        if (c == 0)
-        {
-            for (size_t u = 0; u < s1.length; u++)
-            {
-                Object o1 = s1[u];
-                Object o2 = s2[u];
-
-                if (o1 is o2)
-                    continue;
-
-                // Regard null references as always being "less than"
-                if (o1)
-                {
-                    if (!o2)
-                        return 1;
-                    c = o1.opCmp(o2);
-                    if (c == 0)
-                        continue;
-                    break;
-                }
-                else
-                {
-                    return -1;
-                }
-            }
-        }
-        return c < 0 ? -1 : c > 0 ? 1 : 0;
-    }
-
-    override @property inout(TypeInfo) next() inout
-    {
-        return cast(inout)typeid(Object);
-    }
-}