mirror of
https://github.com/dart-lang/sdk
synced 2024-09-19 23:31:42 +00:00
e9255446b3
Change-Id: Ie2f7d2b93120dc2f2fbef6d1c01604d240ecc7da Reviewed-on: https://dart-review.googlesource.com/3420 Reviewed-by: Jennifer Messerly <jmesserly@google.com>
63 lines
1.4 KiB
Dart
63 lines
1.4 KiB
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 foo;
|
|
var bar;
|
|
|
|
@DontInline()
|
|
A() {
|
|
// Currently defeat inlining by using a closure.
|
|
bar = () => 42;
|
|
foo = 54;
|
|
}
|
|
A.inline();
|
|
}
|
|
|
|
main() {
|
|
// Make sure A's constructor is analyzed first by surrounding the
|
|
// body by two allocations.
|
|
new A();
|
|
bar();
|
|
new A();
|
|
}
|
|
|
|
class B {
|
|
var bar;
|
|
var closure;
|
|
@DontInline()
|
|
B() {
|
|
// Currently defeat inlining by using a closure.
|
|
closure = () => 42;
|
|
bar = new A().foo;
|
|
}
|
|
}
|
|
|
|
@DontInline()
|
|
bar() {
|
|
// Make sure B's constructor is analyzed first by surrounding the
|
|
// body by two allocations.
|
|
new B();
|
|
// Currently defeat inlining by using a closure.
|
|
Expect.throwsNoSuchMethodError(() => new A.inline().foo + 42);
|
|
codegenLast();
|
|
new B();
|
|
}
|
|
|
|
@DontInline()
|
|
codegenLast() {
|
|
// This assignment currently defeats simple type inference, but not
|
|
// the optimistic inferrer.
|
|
new A().foo = new B().bar;
|
|
// Currently defeat inlining by using a closure.
|
|
new B().closure = () => 42;
|
|
}
|