regress-452498-050.js

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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

//-----------------------------------------------------------------------------

var BUGNUMBER = 452498;

var summary = 'TM: upvar2 regression tests';

var actual = '';

var expect = '';

//-----------------------------------------------------------------------------

test();

//-----------------------------------------------------------------------------

function test()

  printBugNumber(BUGNUMBER);

  printStatus (summary);

// ------- Comment #50 From Jason Orendorff

// Do not crash

// compiler bug when a block introduces no names

  { let {}={}; }

try

// compiler incorrectly emits GETLOCAL for first `x`,

// triggering decompiler assertion

    while (x.y) { let x; }

  catch(ex)

  reportCompare(expect, actual, summary);