Add fixed array to Type::LubBitset

src/types.cc

 // Copyright 2013 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 188 matching lines @@
         // TODO(rossberg): for caching of CompareNilIC stubs to work correctly,
         // we must exclude Undetectable here. This makes no sense, really,
         // because it means that the template isn't actually parametric.
         // Also, it doesn't apply elsewhere. 8-(
         // We ought to find a cleaner solution for compiling stubs parameterised
         // over type or class variables, esp ones with bounds...
         return kDetectable;
       case DECLARED_ACCESSOR_INFO_TYPE:
       case EXECUTABLE_ACCESSOR_INFO_TYPE:
       case ACCESSOR_PAIR_TYPE:
+      case FIXED_ARRAY_TYPE:
         return kInternal;
       default:
         UNREACHABLE();
         return kNone;
     }
   }
 }
 
 
 // Get the largest bitset subsumed by this type.
@@ skipping 308 matching lines @@
       if (i > 0) PrintF(out, ",");
       type_i->TypePrint(out);
     }
     PrintF(out, "}");
   }
 }
 #endif
 
 
 } }  // namespace v8::internal