dart-sdk/tests/language/vm/mixin_test.dart
Robert Nystrom 2034061433 Migrate language_2/vm to NNBD.
Change-Id: I313a57ed7c7ea2ada75065f55a7367376f6bdae5
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/152183
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Srujan Gaddam <srujzs@google.com>
2020-06-25 20:39:23 +00:00

38 lines
701 B
Dart
Executable file

// 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.
// Illustrates inlining heuristic issue of
// https://github.com/dart-lang/sdk/issues/37126
// (mixins introduce one extra depth of inlining).
// VMOptions=--deterministic
import "package:expect/expect.dart";
class X {
const X();
int foo() {
return 1;
}
}
mixin YMixin {
int bar() {
return 2;
}
}
class Y with YMixin {
const Y();
}
@pragma("vm:never-inline")
int foobar() {
return new X().foo() + new Y().bar();
}
main() {
Expect.equals(3, foobar());
}