text: // Copyright (C) 2015 the V8 project authors. All rights reserved.
  // This code is governed by the BSD license found in the LICENSE file.
  /*---
  es6id: 23.1.3.6
  description: >
    -0 and +0 are normalized to +0;
  info: >
    Map.prototype.get ( key )
  
    4. Let entries be the List that is the value of M’s [[MapData]] internal slot.
    5. Repeat for each Record {[[key]], [[value]]} p that is an element of
    entries,
      a. If p.[[key]] is not empty and SameValueZero(p.[[key]], key) is true,
      return p.[[value]].
    ...
  ---*/
  
  var map = new Map();
  
  map.set(+0, 42);
  assert.sameValue(map.get(-0), 42);
  
  map = new Map();
  map.set(-0, 43);
  assert.sameValue(map.get(+0), 43);
  