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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 // Test inlining of simple function with control flow in a value context. | 4 // Test inlining of simple function with control flow in a value context. |
5 // Optimize function foo with instance of A and inlined function bar. Call later | 5 // Optimize function foo with instance of A and inlined function bar. Call later |
6 // with instance of B and cause deoptimization. | 6 // with instance of B and cause deoptimization. |
7 // VMOptions=--optimization-counter-threshold=10 --no-use-osr | 7 // VMOptions=--optimization-counter-threshold=10 --no-use-osr --no-background-co
mpilation |
8 | 8 |
9 import "package:expect/expect.dart"; | 9 import "package:expect/expect.dart"; |
10 | 10 |
11 class A { | 11 class A { |
12 var x = 1; | 12 var x = 1; |
13 } | 13 } |
14 | 14 |
15 class B { | 15 class B { |
16 var x = 0; | 16 var x = 0; |
17 } | 17 } |
(...skipping 15 matching lines...) Expand all Loading... |
33 } | 33 } |
34 | 34 |
35 main() { | 35 main() { |
36 var o = new A(); | 36 var o = new A(); |
37 int sum = 0; | 37 int sum = 0; |
38 for (int i = 0; i < 20; i++) sum += foo(o); | 38 for (int i = 0; i < 20; i++) sum += foo(o); |
39 o = new B(); | 39 o = new B(); |
40 sum += foo(o); // <-- Cause deoptimization of bar within foo. | 40 sum += foo(o); // <-- Cause deoptimization of bar within foo. |
41 Expect.equals(20, sum); | 41 Expect.equals(20, sum); |
42 } | 42 } |
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