Version 3.1.3....

src/parser.cc

 // Copyright 2010 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 746 matching lines @@
     }
 
     FunctionLiteralType type =
         info->is_expression() ? EXPRESSION : DECLARATION;
     bool ok = true;
     result = ParseFunctionLiteral(name,
                                   false,    // Strict mode name already checked.
                                   RelocInfo::kNoPosition, type, &ok);
     // Make sure the results agree.
     ASSERT(ok == (result != NULL));
-    // The only errors should be stack overflows.
-    ASSERT(ok || stack_overflow_);
   }
 
   // Make sure the target stack is empty.
   ASSERT(target_stack_ == NULL);
 
   // If there was a stack overflow we have to get rid of AST and it is
   // not safe to do before scope has been deleted.
   if (result == NULL) {
-    Top::StackOverflow();
     zone_scope->DeleteOnExit();
+    if (stack_overflow_) Top::StackOverflow();
   } else {
     Handle<String> inferred_name(info->inferred_name());
     result->set_inferred_name(inferred_name);
   }
   return result;
 }
 
 
 Handle<String> Parser::GetSymbol(bool* ok) {
   int symbol_id = -1;
@@ skipping 2705 matching lines @@
       if (!dupe_loc.IsValid() && top_scope_->IsDeclared(param_name)) {
         dupe_loc = scanner().location();
       }
       if (!reserved_loc.IsValid() && is_reserved) {
         reserved_loc = scanner().location();
       }
 
       Variable* parameter = top_scope_->DeclareLocal(param_name, Variable::VAR);
       top_scope_->AddParameter(parameter);
       num_parameters++;
+      if (num_parameters > kMaxNumFunctionParameters) {
+        ReportMessageAt(scanner().location(), "too_many_parameters",
+                        Vector<const char*>::empty());
+        *ok = false;
+        return NULL;
+      }
       done = (peek() == Token::RPAREN);
       if (!done) Expect(Token::COMMA, CHECK_OK);
     }
     Expect(Token::RPAREN, CHECK_OK);
 
     Expect(Token::LBRACE, CHECK_OK);
     ZoneList<Statement*>* body = new ZoneList<Statement*>(8);
 
     // If we have a named function expression, we add a local variable
     // declaration to the body of the function with the name of the
@@ skipping 537 matching lines @@
       }
       Handle<String> key = GetString();
       if (scanner_.Next() != Token::COLON) {
         return ReportUnexpectedToken();
       }
       Handle<Object> value = ParseJsonValue();
       if (value.is_null()) return Handle<Object>::null();
       uint32_t index;
       if (key->AsArrayIndex(&index)) {
         SetOwnElement(json_object, index, value);
+      } else if (key->Equals(Heap::Proto_symbol())) {
+        // We can't remove the __proto__ accessor since it's hardcoded
+        // in several places. Instead go along and add the value as
+        // the prototype of the created object if possible.
+        SetPrototype(json_object, value);
       } else {
         SetLocalPropertyIgnoreAttributes(json_object, key, value, NONE);
       }
     } while (scanner_.Next() == Token::COMMA);
     if (scanner_.current_token() != Token::RBRACE) {
       return ReportUnexpectedToken();
     }
   }
   return json_object;
 }
@@ skipping 1023 matching lines @@
                                    info->is_global(),
                                    info->StrictMode());
     }
   }
 
   info->SetFunction(result);
   return (result != NULL);
 }
 
 } }  // namespace v8::internal