// Copyright (C) 2016 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-globaldeclarationinstantiation es6id: 15.1.8 description: Globally-declared lexical bindings cannot be deleted info: | [...] 16. For each element d in lexDeclarations do a. NOTE Lexically declared names are only instantiated here but not initialized. b. For each element dn of the BoundNames of d do i. If IsConstantDeclaration of d is true, then 1. Perform ? envRec.CreateImmutableBinding(dn, true). ii. Else, 1. Perform ? envRec.CreateMutableBinding(dn, false). [...] flags: [noStrict] ---*/ $262.evalScript('let test262let;'); delete test262let; // Binding values are asserted by a dedicated test. IdentifierReferences serve // to ensure that the entries in the environment record persist. test262let; $262.evalScript('const test262const = null;'); delete test262const; test262const; $262.evalScript('class test262class {}'); delete test262class; test262class;