Files
sdk/pkg/compiler/test/optimization/data/effectively_constant_fields.dart
T
Joshua Litt 20faaa5d94 [dart2js] Move dart2js unit tests to pkg/compiler/test.
Change-Id: Ib18f554c1076f27a3f7c0df5a36410da41a1f467
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/148784
Reviewed-by: Paul Berry <paulberry@google.com>
Reviewed-by: Sigmund Cherem <sigmund@google.com>
2020-05-28 18:51:11 +00:00

86 lines
1.7 KiB
Dart

// Copyright (c) 2019, 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.
// @dart = 2.7
import 'package:expect/expect.dart';
class Class1 {
var field1 = 0;
@pragma('dart2js:noElision')
var field2 = 0;
var field3 = 0;
}
/*member: method1:
ConstantFieldGet=[name=Class1.field1&value=IntConstant(0)],
FieldGet=[]
*/
@pragma('dart2js:noInline')
method1(Class1 c) {
return c.field1;
}
/*member: method2:FieldGet=[name=Class1.field2]*/
@pragma('dart2js:noInline')
method2(Class1 c) {
return c.field2;
}
class Class2 {
var field3 = 0;
}
@pragma('dart2js:noInline')
method3(c) {
return c.field3;
}
int _field4() => 0;
class Class3 {
int Function() field4 = _field4;
}
/*member: method4:
ConstantFieldCall=[name=Class3.field4&value=FunctionConstant(_field4)],
FieldCall=[]
*/
@pragma('dart2js:noInline')
method4(Class3 c) {
return c.field4();
}
/*member: method6:
ConstantFieldGet=[name=Class1.field1&value=IntConstant(0)],
NullCheck=[selector=field1]
*/
@pragma('dart2js:noInline')
method6(Class1 c) {
return c.field1;
}
/*member: method7:
ConstantFieldCall=[name=Class3.field4&value=FunctionConstant(_field4)],
NullCheck=[selector=field4]
*/
@pragma('dart2js:noInline')
method7(Class3 c) {
return c.field4();
}
main() {
Expect.equals(0, method1(new Class1()));
Expect.equals(0, method2(new Class1()));
Expect.equals(0, method3(new Class1()));
Expect.equals(0, method3(new Class2()));
Expect.equals(0, method4(new Class3()));
Expect.equals(0, method6(new Class1()));
Expect.throws(() => method6(null));
Expect.equals(4, method7(new Class3()));
Expect.throws(() => method7(null));
}