Robert Nystrom
c959c9aba7
Change-Id: I3f67dd79ff2ee745cc2ea161ce7150630e805c97 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/150186 Commit-Queue: Bob Nystrom <rnystrom@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com>
35 lines
877 B
Dart
35 lines
877 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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// Test lazy deoptimization from within an inlined function.
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// VMOptions=--deoptimize_alot --optimization-counter-threshold=10 --no-use-osr
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import "package:expect/expect.dart";
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call_native(x) {
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// Wrap in try to avoid inlining.
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// Use a large int so the intrinsifier does not fire.
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try {
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return x + 9223372036854775807;
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} finally {}
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}
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bar(x) {
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if (x < 0) call_native(x);
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x = 42;
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return x;
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}
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foo(x) {
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x = bar(x);
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return x;
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}
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main() {
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Expect.equals(42, foo(1));
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for (var i = 0; i < 20; i++) foo(7);
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Expect.equals(42, foo(2));
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// Call the runtime to trigger lazy deopt with foo/bar on the stack.
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Expect.equals(42, foo(-1));
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}
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