Fix to_boolean type feedback for unary and binary ops

src/ast.cc

 // Copyright 2012 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 410 matching lines @@
 // TODO(rossberg): all RecordTypeFeedback functions should disappear
 // once we use the common type field in the AST consistently.
 
 
 void ForInStatement::RecordTypeFeedback(TypeFeedbackOracle* oracle) {
   for_in_type_ = static_cast<ForInType>(oracle->ForInType(this));
 }
 
 
 void Expression::RecordToBooleanTypeFeedback(TypeFeedbackOracle* oracle) {
-  to_boolean_types_ = oracle->ToBooleanTypes(test_id());
+  to_boolean_types_ |= oracle->ToBooleanTypes(test_id());
 }
 
 
+void Expression::RecordToBooleanTypeFeedback(TypeFeedbackOracle* oracle,
+    TypeFeedbackId origin) {

[Jakob Kummerow, 2013/06/24 09:25:07]

nit: align arguments with each other

+  to_boolean_types_ |= oracle->ToBooleanTypes(origin);
+}
+
+
 void Property::RecordTypeFeedback(TypeFeedbackOracle* oracle,
                                   Zone* zone) {
   // Record type feedback from the oracle in the AST.
   is_uninitialized_ = oracle->LoadIsUninitialized(this);
   if (is_uninitialized_) return;
 
   is_monomorphic_ = oracle->LoadIsMonomorphicNormal(this);
   receiver_types_.Clear();
   if (key()->IsPropertyName()) {
     FunctionPrototypeStub proto_stub(Code::LOAD_IC);
@@ skipping 718 matching lines @@
     OS::SNPrintF(buffer, "%d", Smi::cast(*handle_)->value());
     str = arr;
   } else {
     str = DoubleToCString(handle_->Number(), buffer);
   }
   return factory->NewStringFromAscii(CStrVector(str));
 }
 
 
 } }  // namespace v8::internal