Leaf Petersen
b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
33 lines
660 B
Dart
33 lines
660 B
Dart
// Copyright (c) 2012, 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=--optimization-counter-threshold=10 --no-use-osr
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// @dart = 2.9
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import "package:expect/expect.dart";
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// Test optimization of redundant array loads.
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var A = [0, 2, 3];
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test1(a) {
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int x = a[0];
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int y = a[1];
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++a[0];
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return a[0] + y + a[2];
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}
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int test2(a) {
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return a[2] + a[2];
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}
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main() {
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for (int i = 0; i < 20; i++) {
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test1(A);
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test2(A);
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}
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Expect.equals(26, test1(A));
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Expect.equals(6, test2(A));
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}
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