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2034061433
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>
61 lines
1.2 KiB
Dart
61 lines
1.2 KiB
Dart
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Test correctness of side effects tracking used by load to load forwarding.
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// VMOptions=--no-use-osr --optimization-counter-threshold=10 --no-background-compilation
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// Tests correct handling of redefinitions in aliasing computation.
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import "package:expect/expect.dart";
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late B G;
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class A {
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int val = -1;
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@pragma('vm:prefer-inline')
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poly(p) {
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p.aa = this;
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}
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}
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@pragma('vm:never-inline')
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modify() {
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G.aa.val = 123;
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}
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class B {
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late A aa;
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@pragma('vm:prefer-inline')
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poly(p) {
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G = this;
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foo2(p, this);
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modify();
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}
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}
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@pragma('vm:prefer-inline')
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foo(obj, p) => obj.poly(p);
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@pragma('vm:prefer-inline')
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foo2(obj, p) => obj.poly(p);
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@pragma('vm:never-inline')
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testfunc() {
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var a = new A();
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var b = new B();
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foo(b, a);
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return a.val;
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}
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main() {
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foo(new B(), new A());
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foo(new A(), new B());
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foo2(new B(), new A());
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foo2(new A(), new B());
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for (var i = 0; i < 100; i++) testfunc();
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Expect.equals(123, testfunc());
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}
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