Robert Nystrom
fc1b1ecc71
Change-Id: Idbcc965a27e9ffeedf5e0a1068b019de4193070f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/127745 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Alexander Thomas <athom@google.com>
31 lines
644 B
Dart
31 lines
644 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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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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