Readd default function variables upon scope reset for preparse abort

test/mjsunit/regress/regress-651327.js

Index: test/mjsunit/regress/regress-651327.js
diff --git a/test/mjsunit/regress/regress-651327.js b/test/mjsunit/regress/regress-651327.js
new file mode 100644
index 0000000000000000000000000000000000000000..f7ac24f95a429d0ab70ee3682b7498eef5a0f88f
--- /dev/null
+++ b/test/mjsunit/regress/regress-651327.js
@@ -0,0 +1,217 @@
+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --expose-gc
+
+function __f_1(a) {
+  __v_1 = a;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  gc();
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = -1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  gc();
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 0;
+  gc();
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  gc();
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  __f_3();
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = -1073741825;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = -7;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  __f_3();
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 17;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  gc();
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 0;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  gc();
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 65535;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = 1;
+  x = -13;
+  x = 1;
+  x = 1;
+  this.mapHeight * Math.round();
+}
+__f_1();
+function __f_2(initialX, initialY) {
+}
+function __f_3() {
+}
+gc();
+__f_1();