dart-sdk/tests/web_2/rti_need_for_closure_signature_test.dart
Sigmund Cherem 912005267d [web] rename suite dart2js -> web.
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680
Commit-Queue: Sigmund Cherem <sigmund@google.com>
Reviewed-by: Joshua Litt <joshualitt@google.com>
Reviewed-by: Nicholas Shahan <nshahan@google.com>
Reviewed-by: Stephen Adams <sra@google.com>
2021-02-04 23:11:32 +00:00

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703 B
Dart

// Copyright (c) 2018, 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.
// @dart = 2.7
/// User-facing regression test: ensure we correctly record when a closure needs
/// runtime type information for a type parameter that may be used or
/// .runtimeType.
// This test should be run in strong mode to ensure we have not regressed on
// this failure.
class Bar<Q> {
Q aVar;
Bar(this.aVar);
baz(onThing(Q value)) {
onThing(aVar);
}
}
foo<T>(Bar<T> bar) {
bar.baz((T value) {
print('hi');
});
}
main() {
foo<int>(new Bar<int>(3));
}