Run the materialized literal reindexer on default parameter initializers

src/parser.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/parser.h"
 
 #include "src/api.h"
 #include "src/ast.h"
 #include "src/ast-literal-reindexer.h"
 #include "src/bailout-reason.h"
@@ skipping 4130 matching lines @@
   DCHECK_EQ(parameters->is_simple, parameters->scope->has_simple_parameters());
 }
 
 
 void ParserTraits::ReindexLiterals(const ParserFormalParameters& parameters) {
   if (parser_->function_state_->materialized_literal_count() > 0) {
     AstLiteralReindexer reindexer;
 
     for (const auto p : parameters.params) {
       if (p.pattern != nullptr) reindexer.Reindex(p.pattern);
+      if (p.initializer != nullptr) reindexer.Reindex(p.initializer);
     }
 
     if (parameters.has_rest) {
       parameters.rest_array_literal_index = reindexer.NextIndex();
     }
 
     DCHECK(reindexer.count() <=
            parser_->function_state_->materialized_literal_count());
   }
 }
@@ skipping 2264 matching lines @@
 }
 
 
 void Parser::RaiseLanguageMode(LanguageMode mode) {
   SetLanguageMode(scope_,
                   static_cast<LanguageMode>(scope_->language_mode() | mode));
 }
 
 }  // namespace internal
 }  // namespace v8