| // 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 remaped 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(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)); |
| } |
| } |