[es6] super.prop, eval and lazy functions

src/scopes.h

 // 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.
 
 #ifndef V8_SCOPES_H_
 #define V8_SCOPES_H_
 
 #include "src/ast.h"
 #include "src/pending-compilation-error-handler.h"
 #include "src/zone.h"
@@ skipping 299 matching lines @@
   bool inside_with() const { return scope_inside_with_; }
   // Does this scope contain a with statement.
   bool contains_with() const { return scope_contains_with_; }
 
   // Does this scope access "arguments".
   bool uses_arguments() const { return scope_uses_arguments_; }
   // Does any inner scope access "arguments".
   bool inner_uses_arguments() const { return inner_scope_uses_arguments_; }
   // Does this scope access "super" property (super.foo).
   bool uses_super_property() const { return scope_uses_super_property_; }
-  // Does any inner scope access "super" property.
-  bool inner_uses_super_property() const {
-    return inner_scope_uses_super_property_;
+
+  bool NeedsHomeObject() const {
+    return scope_uses_super_property_ ||
+           (scope_calls_eval_ && (IsConciseMethod(function_kind()) ||
+                                  IsAccessorFunction(function_kind()) ||
+                                  IsConstructor(function_kind())));
   }
 
   const Scope* NearestOuterEvalScope() const {
     if (is_eval_scope()) return this;
     if (outer_scope() == nullptr) return nullptr;
     return outer_scope()->NearestOuterEvalScope();
   }
 
   // ---------------------------------------------------------------------------
   // Accessors.
@@ skipping 271 matching lines @@
   // The language mode of this scope.
   LanguageMode language_mode_;
   // Source positions.
   int start_position_;
   int end_position_;
 
   // Computed via PropagateScopeInfo.
   bool outer_scope_calls_sloppy_eval_;
   bool inner_scope_calls_eval_;
   bool inner_scope_uses_arguments_;
-  bool inner_scope_uses_super_property_;
   bool force_eager_compilation_;
   bool force_context_allocation_;
 
   // True if it doesn't need scope resolution (e.g., if the scope was
   // constructed based on a serialized scope info or a catch context).
   bool already_resolved_;
 
   // Computed as variables are declared.
   int num_var_or_const_;
 
@@ skipping 139 matching lines @@
   PendingCompilationErrorHandler pending_error_handler_;
 
   // For tracking which classes are declared consecutively. Needed for strong
   // mode.
   int class_declaration_group_start_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_SCOPES_H_