Use handles to save the object being read before calling StorePointer to make

runtime/vm/object.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/cpu.h"
@@ skipping 6036 matching lines @@
           break;
         }
       }
       if (is_unique) {
         // Add script to the list of scripts.
         scripts.Add(owner_script);
       }
     }
 
     // Create the array of scripts and cache it in loaded_scripts_.
-    StorePointer(&raw_ptr()->loaded_scripts_, Array::MakeArray(scripts));
+    const Array& scripts_array = Array::Handle(Array::MakeArray(scripts));
+    StorePointer(&raw_ptr()->loaded_scripts_, scripts_array.raw());
   }
   return loaded_scripts();
 }
 
 
 // TODO(hausner): we might want to add a script dictionary to the
 // library class to make this lookup faster.
 RawScript* Library::LookupScript(const String& url) const {
   const Array& scripts = Array::Handle(LoadedScripts());
   Script& script = Script::Handle();
@@ skipping 7189 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart