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// Copyright (c) 2012, 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.
// Test correct usage of inlined double temporary objects.
import "package:expect/expect.dart";
main() {
for (int i = 0; i < 2000; i++) {
testBinaryOp();
testUnaryOp();
}
}
// VM: temporary double should not be used as result of division,
// otherwise the function always returns the same object.
double divide(double a, double b) {
return a / b;
}
testBinaryOp() {
var x = divide(1.0, 2.0);
var y = divide(2.0, 3.0);
Expect.notEquals(x, y);
}
// VM: temporary double should be used only for "-b", otherwise the
// function would always return the same object.
double unary(double a, double b) {
return -(a * (-b));
}
testUnaryOp() {
var x = unary(1.0, 2.0);
var y = unary(3.0, 4.0);
Expect.equals(2.0, x);
Expect.equals(12.0, y);
}