| // Copyright (C) 2015 the V8 project authors. All rights reserved. | |
| // This code is governed by the BSD license found in the LICENSE file. | |
| /*--- | |
| esid: sec-module-semantics-static-semantics-early-errors | |
| description: > | |
| It is a Syntax Error if the LexicallyDeclaredNames of ModuleItemList | |
| contains any duplicate entries. | |
| flags: [module] | |
| features: [let, const] | |
| negative: | |
| phase: parse | |
| type: SyntaxError | |
| ---*/ | |
| $DONOTEVALUATE(); | |
| let x; | |
| const x = 0; |