ES6 computed property names

src/typing.cc

 // Copyright 2013 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/typing.h"
 
 #include "src/frames.h"
 #include "src/frames-inl.h"
 #include "src/ostreams.h"
 #include "src/parser.h"  // for CompileTimeValue; TODO(rossberg): should move
@@ skipping 389 matching lines @@
 
 void AstTyper::VisitObjectLiteral(ObjectLiteral* expr) {
   ZoneList<ObjectLiteral::Property*>* properties = expr->properties();
   for (int i = 0; i < properties->length(); ++i) {
     ObjectLiteral::Property* prop = properties->at(i);
 
     // Collect type feedback.
     if ((prop->kind() == ObjectLiteral::Property::MATERIALIZED_LITERAL &&
         !CompileTimeValue::IsCompileTimeValue(prop->value())) ||
         prop->kind() == ObjectLiteral::Property::COMPUTED) {
-      if (prop->key()->value()->IsInternalizedString() && prop->emit_store()) {
+      if (prop->key()->AsLiteral()->value()->IsInternalizedString() &&

[arv (Not doing code reviews), 2014/12/10 23:38:13]

check is_computed_name here

[arv (Not doing code reviews), 2014/12/11 23:10:34]

Done.

+          prop->emit_store()) {
         prop->RecordTypeFeedback(oracle());
       }
     }
 
     RECURSE(Visit(prop->value()));
   }
 
   NarrowType(expr, Bounds(Type::Object(zone())));
 }
 
@@ skipping 384 matching lines @@
 void AstTyper::VisitModuleUrl(ModuleUrl* module) {
 }
 
 
 void AstTyper::VisitModuleStatement(ModuleStatement* stmt) {
   RECURSE(Visit(stmt->body()));
 }
 
 
 } }  // namespace v8::internal