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Side by Side Diff: tests/language_strong/inline_effect_context_test.dart

Issue 2771453003: Format all tests. (Closed)
Patch Set: Format files Created 3 years, 8 months ago
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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 an effect context. 4 // Test inlining of simple function with control flow in an effect 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
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 }
18 18
19 int bar(o) { 19 int bar(o) {
20 if (o.x > 0) { // <-- Deoptimize from inner frame. 20 if (o.x > 0) {
21 // <-- Deoptimize from inner frame.
21 return 1; 22 return 1;
22 } else { 23 } else {
23 return 0; 24 return 0;
24 } 25 }
25 } 26 }
26 27
27 int foo(o) { 28 int foo(o) {
28 bar(o); // <-- Used in an effect context. 29 bar(o); // <-- Used in an effect context.
29 return 1; 30 return 1;
30 } 31 }
31 32
32 main() { 33 main() {
33 var o = new A(); 34 var o = new A();
34 int sum = 0; 35 int sum = 0;
35 for (int i = 0; i < 20; i++) sum += foo(o); 36 for (int i = 0; i < 20; i++) sum += foo(o);
36 o = new B(); 37 o = new B();
37 sum += foo(o); // <-- Cause deoptimization of bar within foo. 38 sum += foo(o); // <-- Cause deoptimization of bar within foo.
38 Expect.equals(21, sum); 39 Expect.equals(21, sum);
39 } 40 }
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