Change implementation of eval to make an exact distinction between direct eva...

src/contexts.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 56 matching lines @@
 
 void Context::set_global_proxy(JSObject* object) {
   global_context()->set_global_proxy_object(object);
 }
 
 
 Handle<Object> Context::Lookup(Handle<String> name, ContextLookupFlags flags,
                                int* index_, PropertyAttributes* attributes) {
   Handle<Context> context(this);
 
-  // The context must be in frame slot 0 (if not debugging).
-  if (kDebug && !Debug::InDebugger()) {
-    StackFrameLocator locator;
-    ASSERT(context->fcontext() ==
-           Context::cast(
-               locator.FindJavaScriptFrame(0)->context())->fcontext());
-  }
-
   bool follow_context_chain = (flags & FOLLOW_CONTEXT_CHAIN) != 0;
   *index_ = -1;
   *attributes = ABSENT;
 
   if (FLAG_trace_contexts) {
     PrintF("Context::Lookup(");
     name->ShortPrint();
     PrintF(")\n");
   }
 
@@ skipping 114 matching lines @@
 
 
 bool Context::IsBootstrappingOrGlobalObject(Object* object) {
   // During bootstrapping we allow all objects to pass as global
   // objects. This is necessary to fix circular dependencies.
   return Bootstrapper::IsActive() || object->IsGlobalObject();
 }
 #endif
 
 } }  // namespace v8::internal