Throw exception on invalid string length instead of OOM.

test/mjsunit/string-oom-array-join.js

Index: test/mjsunit/string-oom-array-join.js
diff --git a/test/mjsunit/regress/regress-347906.js b/test/mjsunit/string-oom-array-join.js
similarity index 50%
copy from test/mjsunit/regress/regress-347906.js
copy to test/mjsunit/string-oom-array-join.js
index c751618928c93015679087ee1b500637657aa341..73758ce96b023c0e2aa2e7e9e53564861e97a969 100644
--- a/test/mjsunit/regress/regress-347906.js
+++ b/test/mjsunit/string-oom-array-join.js
@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax --harmony
+var a = "a";
+for (var i = 0; i < 23; i++) a += a;
+var b = [];
+for (var i = 0; i < (1<<5); i++) b.push(a);
 
-function foo() {
-  return Math.clz32(12.34);
+function join() {
+  b.join();
 }
 
-foo();
-foo();
-%OptimizeFunctionOnNextCall(foo);
-foo();
+assertThrows(join, RangeError);