Fixed win64 compiler warnings for D8 (static type casting).

src/d8.cc

 // Copyright 2011 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 181 matching lines @@
 }
 
 
 Handle<Value> Shell::Write(const Arguments& args) {
   for (int i = 0; i < args.Length(); i++) {
     HandleScope handle_scope;
     if (i != 0) {
       printf(" ");
     }
     v8::String::Utf8Value str(args[i]);
-    int n = fwrite(*str, sizeof(**str), str.length(), stdout);
+    int n = static_cast<int>(fwrite(*str, sizeof(**str), str.length(), stdout));
     if (n != str.length()) {
       printf("Error in fwrite\n");
       exit(1);
     }
   }
   return Undefined();
 }
 
 
 Handle<Value> Shell::Read(const Arguments& args) {
@@ skipping 11 matching lines @@
 
 Handle<Value> Shell::ReadLine(const Arguments& args) {
   static const int kBufferSize = 256;
   char buffer[kBufferSize];
   Handle<String> accumulator = String::New("");
   bool linebreak;
   int length;
   do {  // Repeat if the line ends with an escape '\'.
     // fgets got an error. Just give up.
     if (fgets(buffer, kBufferSize, stdin) == NULL) return Null();
-    length = strlen(buffer);
+    length = static_cast<int>(strlen(buffer));
     linebreak = (length > 1 && buffer[length-2] == '\\');
     if (linebreak) buffer[length-2] = '\n';
     accumulator = String::Concat(accumulator, String::New(buffer, length-1));
   } while (linebreak);
   return accumulator;
 }
 
 
 Handle<Value> Shell::Load(const Arguments& args) {
   for (int i = 0; i < args.Length(); i++) {
@@ skipping 47 matching lines @@
     return ThrowException(String::New("Array length exceeds maximum length."));
   }
   void* data = calloc(length, element_size);
   if (data == NULL) {
     return ThrowException(String::New("Memory allocation failed."));
   }
   Handle<Object> array = Object::New();
   Persistent<Object> persistent_array = Persistent<Object>::New(array);
   persistent_array.MakeWeak(data, ExternalArrayWeakCallback);
   persistent_array.MarkIndependent();
-  array->SetIndexedPropertiesToExternalArrayData(data, type, length);
-  array->Set(String::New("length"), Int32::New(length), ReadOnly);
-  array->Set(String::New("BYTES_PER_ELEMENT"), Int32::New(element_size));
+  array->SetIndexedPropertiesToExternalArrayData(data, type,
+                                                 static_cast<int>(length));
+  array->Set(String::New("length"),
+             Int32::New(static_cast<int32_t>(length)), ReadOnly);
+  array->Set(String::New("BYTES_PER_ELEMENT"),
+             Int32::New(static_cast<int32_t>(element_size)));
   return array;
 }
 
 
 void Shell::ExternalArrayWeakCallback(Persistent<Value> object, void* data) {
   free(data);
   object.Dispose();
 }
 
 
@@ skipping 468 matching lines @@
 #endif  // USING_V8_SHARED
   if (file == NULL) return NULL;
 
   fseek(file, 0, SEEK_END);
   int size = ftell(file);
   rewind(file);
 
   char* chars = new char[size + 1];
   chars[size] = '\0';
   for (int i = 0; i < size;) {
-    int read = fread(&chars[i], 1, size - i, file);
+    int read = static_cast<int>(fread(&chars[i], 1, size - i, file));
     i += read;
   }
   fclose(file);
   *size_out = size;
   return chars;
 }
 
 
 #ifndef USING_V8_SHARED
 static char* ReadToken(char* data, char token) {
@@ skipping 170 matching lines @@
 #endif  // USING_V8_SHARED
   if (file == NULL) return Handle<String>();
 
   fseek(file, 0, SEEK_END);
   int size = ftell(file);
   rewind(file);
 
   char* chars = new char[size + 1];
   chars[size] = '\0';
   for (int i = 0; i < size;) {
-    int read = fread(&chars[i], 1, size - i, file);
+    int read = static_cast<int>(fread(&chars[i], 1, size - i, file));
     i += read;
   }
   fclose(file);
   Handle<String> result = String::New(chars, size);
   delete[] chars;
   return result;
 }
 
 
 #ifndef USING_V8_SHARED
@@ skipping 286 matching lines @@
 }
 
 }  // namespace v8
 
 
 #ifndef GOOGLE3
 int main(int argc, char* argv[]) {
   return v8::Shell::Main(argc, argv);
 }
 #endif