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https://github.com/dart-lang/sdk
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c3418f1e63
Allocate temp variables of let nodes in the async temp scope instead of the preamble. R=srdjan@google.com Review URL: https://codereview.chromium.org//1017753003 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@44547 260f80e4-7a28-3924-810f-c04153c831b5
60 lines
1.2 KiB
Dart
60 lines
1.2 KiB
Dart
// Copyright (c) 2015, 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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import "dart:async";
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import "package:expect/expect.dart";
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import "package:async_helper/async_helper.dart";
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post0(a) async {
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return await a++;
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}
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post1(a) async {
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return await a++ + await a++;
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}
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pref0(a) async {
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return await ++a;
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}
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pref1(a) async {
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return await ++a + await ++a;
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}
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sum(a) async {
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var s = 0;
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for (int i = 0; i < a.length; /* nothing */) {
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s += a[await i++];
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}
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return s;
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}
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// Adapted from repro case for issue 22875.
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sum2(n) async {
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int i, s = 0;
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for (i = 1; i <= n; await i++) {
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// The loop-local variable j was necessary for the crash in 22785.
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var j = await i;
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s += j;
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}
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return s;
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}
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test() async {
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Expect.equals(10, await post0(10));
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Expect.equals(21, await post1(10));
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Expect.equals(11, await pref0(10));
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Expect.equals(23, await pref1(10));
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Expect.equals(10, await sum([1, 2, 3, 4]));
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Expect.equals(10, await sum2(4));
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}
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main() {
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asyncStart();
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test().then((_) {
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asyncEnd();
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});
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}
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