dart-sdk/tests/language_2/inferrer_constructor3_test.dart
Bob Nystrom e9255446b3 Migrate block 117.
Change-Id: Ie2f7d2b93120dc2f2fbef6d1c01604d240ecc7da
Reviewed-on: https://dart-review.googlesource.com/3420
Reviewed-by: Jennifer Messerly <jmesserly@google.com>
2017-09-06 23:32:58 +00:00

55 lines
954 B
Dart

// Copyright (c) 2013, 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.
// Regression test for dart2js that used to optimistically infer the
// wrong types for fields because of generative constructors being
// inlined.
import "package:expect/expect.dart";
import "compiler_annotations.dart";
class A {
var field;
A(this.field);
}
dynamic c = () => new List(42)[0];
main() {
bar();
// Defeat type inferencing.
new A(c());
doIt();
bar();
}
@DontInline()
doIt() {
() => 42;
var c = new A(null);
Expect.throwsNoSuchMethodError(() => c.field + 42);
}
@DontInline()
bar() {
() => 42;
return inlineLevel1();
}
inlineLevel1() {
return inlineLevel2();
}
inlineLevel2() {
return inlineLevel3();
}
inlineLevel3() {
return inlineLevel4();
}
inlineLevel4() {
return new A(42);
}