Fix HGraphBuilder::BuildAddStringLengths

test/mjsunit/regress/regress-crbug-357052.js

Index: test/mjsunit/regress/regress-crbug-357052.js
diff --git a/test/mjsunit/regress/regress-handle-illegal-redeclaration.js b/test/mjsunit/regress/regress-crbug-357052.js
similarity index 69%
copy from test/mjsunit/regress/regress-handle-illegal-redeclaration.js
copy to test/mjsunit/regress/regress-crbug-357052.js
index fe04ddb27cb97e47f6c6dd893ed8812e336b0c35..9cde1b66c284ecc4f5ab50ae5e52787fc65d1a1e 100644
--- a/test/mjsunit/regress/regress-handle-illegal-redeclaration.js
+++ b/test/mjsunit/regress/regress-crbug-357052.js
@@ -2,14 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --always-opt
-
-var x = 0;
-
 function f() {
-  const c;
-  var c;
-  return 0 + x;
+  var str = "";
+  for (var i = 0; i < 30; i++) {
+    str += "abcdefgh12345678" + str;
+  }
 }
-
 assertThrows(f);