(early draft) Strict mode - throw exception on assignment to read only property.

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 90 matching lines @@
 static MaybeObject* GetGlobalProperty(const char* name) {
   Handle<String> symbol = Factory::LookupAsciiSymbol(name);
   return Top::context()->global()->GetProperty(*symbol);
 }
 
 
 static void SetGlobalProperty(const char* name, Object* value) {
   Handle<Object> object(value);
   Handle<String> symbol = Factory::LookupAsciiSymbol(name);
   Handle<JSObject> global(Top::context()->global());
-  SetProperty(global, symbol, object, NONE);
+  SetProperty(global, symbol, object, NONE, kNonStrictMode);
 }
 
 
 static Handle<JSFunction> Compile(const char* source) {
   Handle<String> source_code(Factory::NewStringFromUtf8(CStrVector(source)));
   Handle<SharedFunctionInfo> shared_function =
       Compiler::Compile(source_code,
                         Handle<String>(),
                         0,
                         0,
@@ skipping 219 matching lines @@
     if (i > 0)
       buffer[i - 1] = '\n';
     memcpy(&buffer[i], function_f, sizeof(function_f) - 1);
     v8::Handle<v8::String> script_body = v8::String::New(buffer.start());
     v8::Script::Compile(script_body, &origin)->Run();
     v8::Local<v8::Function> f = v8::Local<v8::Function>::Cast(
         env->Global()->Get(v8::String::New("f")));
     CHECK_EQ(i, f->GetScriptLineNumber());
   }
 }