Forward accept_IN to ParseYieldExpression

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 2375 matching lines @@
     // Destructuring binding and assignment are both disallowed
     "var [yield] = [42];",
     "var {foo: yield} = {a: 42};",
     "[yield] = [42];",
     "({a: yield} = {a: 42});",
     // Also disallow full yield expressions on LHS
     "var [yield 24] = [42];",
     "var {foo: yield 24} = {a: 42};",
     "[yield 24] = [42];",
     "({a: yield 24} = {a: 42});",
+    "for (yield 'x' in {});",
+    "for (yield 'x' of {});",
+    "for (yield 'x' in {} in {});",
+    "for (yield 'x' in {} of {});",
     NULL
   };
   // clang-format on
 
   RunParserSyncTest(context_data, statement_data, kError);
 }
 
 
 TEST(ErrorsNameOfStrictFunction) {
   // Tests that illegal tokens as names of a strict function produce the correct
@@ skipping 4854 matching lines @@
     // "Array() **= 10",
     NULL
   };
   // clang-format on
 
   static const ParserFlag always_flags[] = {
       kAllowHarmonyExponentiationOperator};
   RunParserSyncTest(context_data, error_data, kError, NULL, 0, always_flags,
                     arraysize(always_flags));
 }