Continues Latin-1 support. All tests pass with ENABLE_LATIN_1 flag.

test/cctest/test-hashing.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 211 matching lines @@
 }
 
 
 static uint32_t PseudoRandom(uint32_t i, uint32_t j) {
   return ~(~((i * 781) ^ (j * 329)));
 }
 
 
 TEST(StringHash) {
   if (env.IsEmpty()) env = v8::Context::New();
-  for (int a = 0; a < String::kMaxOneByteCharCode; a++) {
+  for (uint8_t a = 0; a < String::kMaxOneByteCharCode; a++) {
     // Numbers are hashed differently.
     if (a >= '0' && a <= '9') continue;
-    for (int b = 0; b < String::kMaxOneByteCharCode; b++) {
+    for (uint8_t b = 0; b < String::kMaxOneByteCharCode; b++) {
       if (b >= '0' && b <= '9') continue;
-      check_twochars(static_cast<uint8_t>(a), static_cast<uint8_t>(b));
+      check_twochars(a, b);
     }
   }
   check(i::Vector<const char>("*",       1));
   check(i::Vector<const char>(".zZ",     3));
   check(i::Vector<const char>("muc",     3));
   check(i::Vector<const char>("(>'_')>", 7));
   check(i::Vector<const char>("-=[ vee eight ftw ]=-", 21));
 }
 
 
 TEST(NumberHash) {
   if (env.IsEmpty()) env = v8::Context::New();
 
   // Some specific numbers
   for (uint32_t key = 0; key < 42; key += 7) {
     check(key);
   }
 
   // Some pseudo-random numbers
   static const uint32_t kLimit = 1000;
   for (uint32_t i = 0; i < 5; i++) {
     for (uint32_t j = 0; j < 5; j++) {
       check(PseudoRandom(i, j) % kLimit);
     }
   }
 }
 
 #undef __