dart-sdk/tests/standalone/pair_location_remapping_test.dart
Josh Soref df97aca1fa Spelling tests
Closes https://github.com/dart-lang/sdk/pull/50764

GitOrigin-RevId: ee2fe9a75d50e877f4ad2fe3743acdbc04f186ef
Change-Id: Ia73cd22da4e6ec95e84772aa4e1345ce2dbde215
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/276360
Reviewed-by: Erik Ernst <eernst@google.com>
Commit-Queue: Erik Ernst <eernst@google.com>
2022-12-19 12:56:47 +00:00

30 lines
765 B
Dart

// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// Test that pair locations are remapped in slow path environments.
// VMOptions=--optimization_counter_threshold=10 --no-use-osr --no-background_compilation
import "package:expect/expect.dart";
class A {
final f;
A(this.f);
}
foo(int i) {
int j = 0x7fffffffffffffff + i;
var c = new A(j); // allocation will be sunk
var r = 0;
for (var k = 0; k < 10; k++) {
if ((j & (1 << k)) != 0) {
r++;
}
}
return c.f - r;
}
main() {
for (var i = 0; i < 1000; i++) {
Expect.equals(0x7fffffffffffffff - 10, foo(0));
}
}