1. Added support for object printing for release mode using the...

src/platform-posix.cc

 // Copyright 2009 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 124 matching lines @@
 
 void OS::VPrint(const char* format, va_list args) {
 #if defined(ANDROID)
   LOG_PRI_VA(ANDROID_LOG_INFO, LOG_TAG, format, args);
 #else
   vprintf(format, args);
 #endif
 }
 
 
+void OS::FPrint(FILE* out, const char* format, ...) {
+  va_list args;
+  va_start(args, format);
+  VFPrint(out, format, args);
+  va_end(args);
+}
+
+
+void OS::VFPrint(FILE* out, const char* format, va_list args) {
+#if defined(ANDROID)
+  LOG_PRI_VA(ANDROID_LOG_INFO, LOG_TAG, format, args);
+#else
+  vfprintf(out, format, args);
+#endif
+}
+
+
 void OS::PrintError(const char* format, ...) {
   va_list args;
   va_start(args, format);
   VPrintError(format, args);
   va_end(args);
 }
 
 
 void OS::VPrintError(const char* format, va_list args) {
 #if defined(ANDROID)
@@ skipping 11 matching lines @@
   va_end(args);
   return result;
 }
 
 
 int OS::VSNPrintF(Vector<char> str,
                   const char* format,
                   va_list args) {
   int n = vsnprintf(str.start(), str.length(), format, args);
   if (n < 0 || n >= str.length()) {
-    str[str.length() - 1] = '\0';
+    // If the length is zero, the assignment fails.
+    if (str.length() > 0)
+      str[str.length() - 1] = '\0';
     return -1;
   } else {
     return n;
   }
 }
 
 
 // ----------------------------------------------------------------------------
 // POSIX string support.
 //
@@ skipping 179 matching lines @@
   return ntohl(value);
 }
 
 
 Socket* OS::CreateSocket() {
   return new POSIXSocket();
 }
 
 
 } }  // namespace v8::internal