diff --git a/base/src/__builtin__.act b/base/src/__builtin__.act
index f11fa3952..6b59abfe5 100644
--- a/base/src/__builtin__.act
+++ b/base/src/__builtin__.act
@@ -840,17 +840,17 @@ extension bytes (Hashable):
 def abs(x : Number) -> Real:
     return x.__abs__()
 
-#def all [A(value)] (it : Iterable[A]) -> bool:
-#    for x in it:
-#        if not x:
-#            return False
-#    return True
-
-#def any [A(value)] (it : Iterable[A]) -> bool:
-#    for x in it:
-#        if x:
-#            return True
-#    return False
+def all[A(value)](it: Iterable[A]) -> bool:
+    for x in it:
+        if bool(x) == False:
+            return False
+    return True
+
+def any[A(value)](it: Iterable[A]) -> bool:
+    for x in it:
+        if bool(x) == True:
+            return True
+    return False
 
 def ascii(x : value) -> str:
     NotImplemented
diff --git a/test/builtins_auto/test_all.act b/test/builtins_auto/test_all.act
new file mode 100644
index 000000000..1ce7c8aea
--- /dev/null
+++ b/test/builtins_auto/test_all.act
@@ -0,0 +1,23 @@
+
+
+
+
+def test_all1():
+    stuff = [True, True, True]
+    if all(stuff):
+        return
+    raise ValueError("all stuff is True but all() returned False")
+
+def test_all2():
+    stuff = [True, False, True]
+    if all(stuff):
+        raise ValueError("not all stuff is True but all() returned True")
+
+actor main(env):
+    try:
+        test_all1()
+        test_all2()
+        env.exit(0)
+    except Exception as e:
+        print(e)
+        env.exit(1)
diff --git a/test/builtins_auto/test_any.act b/test/builtins_auto/test_any.act
new file mode 100644
index 000000000..59dd58af6
--- /dev/null
+++ b/test/builtins_auto/test_any.act
@@ -0,0 +1,31 @@
+
+
+
+
+def test_any1():
+    stuff = [True, True, True]
+    if any(stuff):
+        return
+    raise ValueError("all stuff is True but any() returned False")
+
+def test_any2():
+    stuff = [True, False, True]
+    if any(stuff):
+        return
+    raise ValueError("some stuff is True but any() returned False")
+
+def test_any3():
+    stuff = [False, False, False]
+    if any(stuff):
+        raise ValueError("no stuff is True but any() returned True")
+    return
+
+actor main(env):
+    try:
+        test_any1()
+        test_any2()
+        test_any3()
+        env.exit(0)
+    except Exception as e:
+        print(e)
+        env.exit(1)