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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>
58 lines
1 KiB
Dart
Executable file
58 lines
1 KiB
Dart
Executable file
// Copyright (c) 2019, 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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// VMOptions=--deterministic
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import "package:expect/expect.dart";
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@pragma("vm:never-inline")
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foo(List<int?> x) => x[1]! + x[0]!;
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@pragma("vm:never-inline")
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bar(List<int?> x) => 1 + x[0]!;
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@pragma("vm:never-inline")
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baz(List<int?> x) => x[0]! + 2;
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main() {
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var x = new List<int?>.filled(2, null);
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// Only first is null.
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x[0] = null;
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x[1] = 123;
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try {
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foo(x);
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} on TypeError catch (e) {
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;
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}
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try {
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bar(x);
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} on TypeError catch (e) {
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;
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}
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try {
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baz(x);
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} on TypeError catch (e) {
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;
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}
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// Only second is null.
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x[0] = 456;
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x[1] = null;
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try {
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foo(x);
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} on TypeError catch (e) {
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;
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}
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Expect.equals(457, bar(x));
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Expect.equals(458, baz(x));
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// Neither is null.
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x[0] = 789;
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x[1] = -1;
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Expect.equals(788, foo(x));
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Expect.equals(790, bar(x));
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Expect.equals(791, baz(x));
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}
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