Add tests contributed by @jesseschalken

Zend/tests/list_keyed_evaluation_order_2.phpt

@@ -0,0 +1,77 @@
+--TEST--
+list() with keys, evaluation order #2
+--FILE--
+<?php
+
+// All the following should print 'a' then 'b'
+
+list($a, $b) = ['a', 'b'];
+var_dump($a);
+var_dump($b);
+
+list(0 => $a, 1 => $b) = ['a', 'b'];
+var_dump($a);
+var_dump($b);
+
+list(1 => $b, 0 => $a) = ['a', 'b'];
+var_dump($a);
+var_dump($b);
+
+$arr = [];
+list($arr[], $arr[]) = ['a', 'b'];
+var_dump($arr[0]);
+var_dump($arr[1]);
+
+$arr = [];
+list(0 => $arr[], 1 => $arr[]) = ['a', 'b'];
+var_dump($arr[0]);
+var_dump($arr[1]);
+
+$arr = [];
+list(1 => $arr[], 0 => $arr[]) = ['b', 'a'];
+var_dump($arr[0]);
+var_dump($arr[1]);
+
+$arr = [];
+list(list(1 => $arr[], 0 => $arr[])) = [['b', 'a']];
+var_dump($arr[0]);
+var_dump($arr[1]);
+
+$arr = [];
+list('key1' => $arr[], 'key2' => $arr[]) = ['key2' => 'b', 'key1' => 'a'];
+var_dump($arr[0]);
+var_dump($arr[1]);
+
+// This should print 'foo'
+$a = 0;
+list($a => $a) = ['foo', 'bar'];
+var_dump($a);
+
+// This should print 'bar' then 'foo'
+$a = 0;
+$b = 1;
+list($b => $a, $a => $c) = ['bar' => 'foo', 1 => 'bar'];
+var_dump($a);
+var_dump($c);
+
+?>
+--EXPECT--
+string(1) "a"
+string(1) "b"
+string(1) "a"
+string(1) "b"
+string(1) "a"
+string(1) "b"
+string(1) "a"
+string(1) "b"
+string(1) "a"
+string(1) "b"
+string(1) "a"
+string(1) "b"
+string(1) "a"
+string(1) "b"
+string(1) "a"
+string(1) "b"
+string(3) "foo"
+string(3) "bar"
+string(3) "foo"

Zend/tests/list_keyed_evaluation_order_3.phpt

@@ -0,0 +1,24 @@
+--TEST--
+list() with keys, evaluation order #3
+--FILE--
+<?php
+
+$i = 0;
+$a = [
+    0 => [
+        'b' => 'bar',
+        'a' => 'foo',
+    ],
+    1 => 'a',
+    3 => 'b',
+];
+list($a[$i++] => $a[$i++], $a[$i++] => $a[$i++]) = $a[$i++];
+var_dump($i); // should be 5
+var_dump($a[2]); // should be 'foo'
+var_dump($a[4]); // should be 'bar'
+
+?>
+--EXPECT--
+int(5)
+string(3) "foo"
+string(3) "bar"