Mayank Patke
37345b9f7e
Change-Id: I4712d32dc37a8cbfa0e1e5bd61659df651c77471 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/354140 Reviewed-by: Nate Biggs <natebiggs@google.com> Commit-Queue: Mayank Patke <fishythefish@google.com>
40 lines
1.1 KiB
Dart
40 lines
1.1 KiB
Dart
// 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.
|
|
|
|
// Test that global analysis in dart2js propagates positive integers.
|
|
|
|
import 'package:async_helper/async_helper.dart';
|
|
import 'package:expect/expect.dart';
|
|
import 'package:compiler/src/util/memory_compiler.dart';
|
|
|
|
const MEMORY_SOURCE_FILES = const {
|
|
'main.dart': '''
|
|
|
|
var a = [42];
|
|
|
|
main() {
|
|
var value = a[0];
|
|
if (value < 42) {
|
|
return List.filled(42, null)[value];
|
|
}
|
|
}
|
|
''',
|
|
};
|
|
|
|
main() {
|
|
runTest() async {
|
|
var result = await runCompiler(memorySourceFiles: MEMORY_SOURCE_FILES);
|
|
var compiler = result.compiler!;
|
|
var element =
|
|
compiler.backendClosedWorldForTesting!.elementEnvironment.mainFunction!;
|
|
var code = compiler.backendStrategy.getGeneratedCodeForTesting(element)!;
|
|
Expect.isFalse(code.contains('ioore'));
|
|
}
|
|
|
|
asyncTest(() async {
|
|
print('--test from kernel------------------------------------------------');
|
|
await runTest();
|
|
});
|
|
}
|