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sdk/tests/compiler/dart2js_extra/35853_test.dart
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Johnni Winther 885f1cbe31 Fix constant folding of type literal equality
Closes #35853

Change-Id: I1c6caa1c8e074e8fd80c47699d6b0837bec166e0
Reviewed-on: https://dart-review.googlesource.com/c/92422
Reviewed-by: Stephen Adams <sra@google.com>
Commit-Queue: Johnni Winther <johnniwinther@google.com>
2019-02-18 10:34:20 +00:00

35 lines
906 B
Dart

// Copyright (c) 2019, 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.
import 'package:expect/expect.dart';
typedef F1 = int Function(int);
typedef F2 = int Function(int);
typedef F3 = int Function(double);
@pragma('dart2js:noInline')
id(x) => x;
main() {
var f1 = F1;
var f2 = F2;
var f3 = F3;
Expect.isTrue(f1 == f2);
var result12 = identical(f1, f2);
Expect.isFalse(f1 == f3);
Expect.isFalse(identical(f1, f3));
Expect.isFalse(f2 == f3);
Expect.isFalse(identical(f2, f3));
var g1 = id(F1);
var g2 = id(F2);
var g3 = id(F3);
Expect.isTrue(g1 == g2);
Expect.equals(result12, identical(g1, g2));
Expect.isFalse(g1 == g3);
Expect.isFalse(identical(g1, g3));
Expect.isFalse(g2 == g3);
Expect.isFalse(identical(g2, g3));
}