Fix a few clang warnings (which -Werror treats as errors)

test/cctest/test-compiler.cc

 // Copyright 2006-2008 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 57 matching lines @@
   for (int i = 0; i < args.Length(); i++) {
     if (i != 0) printf(" ");
     v8::HandleScope scope;
     v8::Handle<v8::Value> arg = args[i];
     v8::Handle<v8::String> string_obj = arg->ToString();
     if (string_obj.IsEmpty()) return string_obj;
     int length = string_obj->Length();
     uint16_t* string = NewArray<uint16_t>(length + 1);
     string_obj->Write(string);
     for (int j = 0; j < length; j++)
-      printf("%lc", static_cast<wint_t>(string[j]));
+      printf("%u", static_cast<wint_t>(string[j]));

[Sven Panne, 2011/09/05 11:39:36]

This changes the output: Now we print the character *code*, not the character.
%lc is the right format specifier for a wchar_t/wint_t, perhaps we have to teach
clang about it.

[Jakob Kummerow, 2011/09/05 15:05:45]

Done.

     DeleteArray(string);
   }
   printf("\n");
   return v8::Undefined();
 }
 
 
 static PrintExtension kPrintExtension;
 v8::DeclareExtension kPrintExtensionDeclaration(&kPrintExtension);
 
@@ skipping 307 matching lines @@
   CompileRun("function f() { a = 12345678 }; f();");
   CheckCodeForUnsafeLiteral(GetJSFunction(env->Global(), "f"));
   CompileRun("function f(x) { a = 12345678 + x}; f(1);");
   CheckCodeForUnsafeLiteral(GetJSFunction(env->Global(), "f"));
   CompileRun("function f(x) { var arguments = 1; x += 12345678}; f(1);");
   CheckCodeForUnsafeLiteral(GetJSFunction(env->Global(), "f"));
   CompileRun("function f(x) { var arguments = 1; x = 12345678}; f(1);");
   CheckCodeForUnsafeLiteral(GetJSFunction(env->Global(), "f"));
 }
 #endif