Fix bug in Runtime_CompileOptimized resulting from stack overflow.

test/mjsunit/regress/regress-446389.js

Index: test/mjsunit/regress/regress-446389.js
diff --git a/test/mjsunit/regress/regress-446389.js b/test/mjsunit/regress/regress-446389.js
new file mode 100644
index 0000000000000000000000000000000000000000..d6006387e4efdd0aa55f40b4466c3fd36cd4d9b3
--- /dev/null
+++ b/test/mjsunit/regress/regress-446389.js
@@ -0,0 +1,12 @@
+// Copyright 2014 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: --allow-natives-syntax
+
+function runNearStackLimit(f) { function t() { try { t(); } catch(e) { f(); } }; try { t(); } catch(e) {} }
+%OptimizeFunctionOnNextCall(__f_3);
+function __f_3() {
+    var __v_5 = a[0];
+}
+runNearStackLimit(function() { __f_3(); });