compilation fix for gcc-3.4

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27986 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

tests/mbconv/main.cpp

@@ -60,7 +60,7 @@ void MBConvTestCase::WC2CP1250()
     } data[] =
     {
         { L"hello", "hello" },  // test that it works in simplest case
-        { L"<EFBFBD> of <20> is <20>", NULL }, // this should fail as cp1250 doesn't have 1/2
+        { L"\xBD of \xBD is \xBC", NULL }, // this should fail as cp1250 doesn't have 1/2
     };
 
     wxCSConv cs1250(wxFONTENCODING_CP1250);