Make invalid LHSs a parse-time (reference) error

test/cctest/test-parsing.cc

 // Copyright 2012 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 2200 matching lines @@
     "new foo.bar();",
     "new foo.bar.baz;",
     "new foo.bar().baz;",
     "new foo[bar];",
     "new foo[bar]();",
     "new foo[bar][baz];",
     "new foo[bar]()[baz];",
     "new foo[bar].baz(baz)()[bar].baz;",
     "new \"foo\"",  // Runtime error
     "new 1",  // Runtime error
-    "new foo++",
     // This even runs:
     "(new new Function(\"this.x = 1\")).x;",
     "new new Test_Two(String, 2).v(0123).length;",
     NULL
   };
 
   RunParserSyncTest(context_data, statement_data, kSuccess);
 }
 
 
 TEST(ErrorsNewExpression) {
   const char* context_data[][2] = {
     {"", ""},
     {"var f =", ""},
     { NULL, NULL }
   };
 
   const char* statement_data[] = {
     "new foo bar",
     "new ) foo",
     "new ++foo",
+    // TODO(marja): Activate this test once the preparser checks correctly.
+    // "new foo ++",
     NULL
   };
 
   RunParserSyncTest(context_data, statement_data, kError);
 }
 
 
 TEST(StrictObjectLiteralChecking) {
   const char* strict_context_data[][2] = {
     {"\"use strict\"; var myobject = {", "};"},
@@ skipping 118 matching lines @@
 
   const char* statement_data[] = {
     statement,
     NULL
   };
 
   // The test is quite slow, so run it with a reduced set of flags.
   static const ParserFlag empty_flags[] = {kAllowLazy};
   RunParserSyncTest(context_data, statement_data, kError, empty_flags, 1);
 }