Version 3.2.6

src/ic.cc

Index: src/ic.cc
diff --git a/src/ic.cc b/src/ic.cc
index 01d4ca0869a6507d87b5c5769112bc8303af8809..382b438a0b58cacfb01bc6ae2f12cf831f1f819f 100644
--- a/src/ic.cc
+++ b/src/ic.cc
@@ -2131,6 +2131,7 @@ const char* TRBinaryOpIC::GetName(TypeInfo type_info) {
     case SMI: return "SMI";
     case INT32: return "Int32s";
     case HEAP_NUMBER: return "HeapNumbers";
+    case ODDBALL: return "Oddball";
     case STRING: return "Strings";
     case GENERIC: return "Generic";
     default: return "Invalid";
@@ -2145,6 +2146,7 @@ TRBinaryOpIC::State TRBinaryOpIC::ToState(TypeInfo type_info) {
     case SMI:
     case INT32:
     case HEAP_NUMBER:
+    case ODDBALL:
     case STRING:
       return MONOMORPHIC;
     case GENERIC:
@@ -2192,6 +2194,10 @@ TRBinaryOpIC::TypeInfo TRBinaryOpIC::GetTypeInfo(Handle<Object> left,
     return STRING;
   }
 
+  // Check for oddball objects.
+  if (left->IsUndefined() && right->IsNumber()) return ODDBALL;
+  if (left->IsNumber() && right->IsUndefined()) return ODDBALL;
+
   return GENERIC;
 }