tests/corelib/nan_branching_test.dart

// Copyright (c) 2023, 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.

@pragma("vm:never-inline")
@pragma("dart2js:noInline")
double hiddenZero() => double.parse("0.0");

@pragma("vm:never-inline")
@pragma("dart2js:noInline")
double hiddenNaN() => double.parse("NaN");

void main() {
  if (hiddenZero() == hiddenNaN()) throw "==";
  if (hiddenZero() != hiddenNaN()) {
  } else {
    throw "!=";
  }
  if (hiddenZero() < hiddenNaN()) throw "<";
  if (hiddenZero() <= hiddenNaN()) throw "<=";
  if (hiddenZero() > hiddenNaN()) throw ">";
  if (hiddenZero() >= hiddenNaN()) throw ">=";

  if (hiddenNaN() == hiddenNaN()) throw "==";
  if (hiddenNaN() != hiddenNaN()) {
  } else {
    throw "!=";
  }
  if (hiddenNaN() < hiddenNaN()) throw "<";
  if (hiddenNaN() <= hiddenNaN()) throw "<=";
  if (hiddenNaN() > hiddenNaN()) throw ">";
  if (hiddenNaN() >= hiddenNaN()) throw ">=";

  if (hiddenNaN() == hiddenZero()) throw "==";
  if (hiddenNaN() != hiddenZero()) {
  } else {
    throw "!=";
  }
  if (hiddenNaN() < hiddenZero()) throw "<";
  if (hiddenNaN() <= hiddenZero()) throw "<=";
  if (hiddenNaN() > hiddenZero()) throw ">";
  if (hiddenNaN() >= hiddenZero()) throw ">=";
}