blob: c36b709ca1f5e91cf315f78fb4d914fc12174211 [file] [log] [blame]
// Copyright (c) 2013, 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 = 2.9
// dart2js was generating incorrect code for the [A] constructor, by
// using a temporary variable for two instructions, even though they
// are both live at the same time.
import "package:expect/expect.dart";
var globalVar = [1, 2];
class A {
final field1;
final field2;
var field3;
A(this.field1, this.field2) {
bool entered = false;
// We use [field1] twice to ensure it will have a temporary.
for (var a in field1) {
try {
entered = true;
// We use [field2] twice to ensure it will have a temporary.
print(field2);
print(field2);
} catch (e) {
// Because the catch is aborting, the SSA graph we used to
// generate thought that the whole try/catch was aborting, and
// therefore it could not reach the code after the loop.
throw e;
}
}
Expect.isTrue(entered);
// dart2js used to overwrite the temporary for [field1] with
// [field2].
Expect.equals(globalVar, field1);
}
}
main() {
new A(globalVar, null);
}