JSTests/test262/test/language/module-code/parse-err-invoke-anon-fun-decl.js

// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
    Anonymous function declaration must not be interpreted as an expression
esid: sec-exports
info: |
    ExportDeclaration:
      export * FromClause;
      export ExportClause FromClause;
      export ExportClause;
      export VariableStatement
      export Declaration
      export default HoistableDeclaration[Default]
      export default ClassDeclaration[Default]
      export default [lookahead ∉ { function, class }] AssignmentExpression[In];
negative:
  phase: parse
  type: SyntaxError
flags: [module]
---*/

throw "Test262: This statement should not be evaluated.";

export default function() {}();