// Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

// This program crashes the SSA backend. http://dartbug.com/24635.

import "package:expect/expect.dart";

class A {
  var a;
  var b;

  factory A(a, x) = A.q;

  // @NoInline()  // This annotation causes the test to compile on SSA backend.
  A.q(this.a, x) : b = x == null ? null : new W(x);
}

class W {
  var a;
  W(this.a);
}

measure(x, m) {
  if (x == null) {
    m['null']++;
  } else if (x is W) {
    m['W']++;
    measure(x.a, m);
  } else if (x is A) {
    m['A']++;
    measure(x.a, m);
    measure(x.b, m);
  }
  return m;
}

main() {
  // 4095 'new A'(...)' expressions, 12 calls deep.
  var e = new A(
      new A(
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))))),
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))))))))),
              new A(
                  new A(
                      new A(
                          new A(
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null)))))),
                          new A(
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                      new A(
                          new A(
                              new A(
                                  new A(
                                      new A(
                                          new A(
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                                          new A(
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                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))))),
                          new A(
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
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                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
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                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))))))),
                  new A(
                      new A(
                          new A(
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))))),
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))))),
                          new A(
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))))),
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))))))),
                      new A(
                          new A(
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))))),
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))))),
                          new A(
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))))),
                              new A(
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null)))),
                                  new A(
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))),
                                      new A(
                                          new A(
                                              new A(null, null),
                                              new A(null, null)),
                                          new A(
                                              new A(null, null),
                                              new A(null, null))))))))))));

  var m = measure(e, {'null': 0, 'A': 0, 'W': 0});
  Expect.equals(4096, m['null']);
  Expect.equals(4095, m['A']);
  Expect.equals(2047, m['W']);
}