Fix materialization of arguments objects with unknown values.

src/objects.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 8968 matching lines @@
         }
 
         case Translation::INT32_REGISTER: {
           int reg_code = iterator.Next();
           PrintF(out, "{input=%s}", converter.NameOfCPURegister(reg_code));
           break;
         }
 
         case Translation::UINT32_REGISTER: {
           int reg_code = iterator.Next();
-          PrintF(out,
-                 "{input=%s (unsigned)}",
+          PrintF(out, "{input=%s (unsigned)}",
                  converter.NameOfCPURegister(reg_code));
           break;
         }
 
         case Translation::DOUBLE_REGISTER: {
           int reg_code = iterator.Next();
           PrintF(out, "{input=%s}",
                  DoubleRegister::AllocationIndexToString(reg_code));
           break;
         }
@@ skipping 22 matching lines @@
           break;
         }
 
         case Translation::LITERAL: {
           unsigned literal_index = iterator.Next();
           PrintF(out, "{literal_id=%u}", literal_index);
           break;
         }
 
         case Translation::ARGUMENTS_OBJECT: {
+          bool args_known = iterator.Next();
           int args_index = iterator.Next();
           int args_length = iterator.Next();
-          PrintF(out, "{index=%d, length=%d}", args_index, args_length);
+          PrintF(out, "{index=%d, length=%d, known=%d}",
+                 args_index, args_length, args_known);
           break;
         }
       }
       PrintF(out, "\n");
     }
   }
 }
 
 
 void DeoptimizationOutputData::DeoptimizationOutputDataPrint(FILE* out) {
@@ skipping 4944 matching lines @@
   set_year(Smi::FromInt(year), SKIP_WRITE_BARRIER);
   set_month(Smi::FromInt(month), SKIP_WRITE_BARRIER);
   set_day(Smi::FromInt(day), SKIP_WRITE_BARRIER);
   set_weekday(Smi::FromInt(weekday), SKIP_WRITE_BARRIER);
   set_hour(Smi::FromInt(hour), SKIP_WRITE_BARRIER);
   set_min(Smi::FromInt(min), SKIP_WRITE_BARRIER);
   set_sec(Smi::FromInt(sec), SKIP_WRITE_BARRIER);
 }
 
 } }  // namespace v8::internal