dart-sdk/tests/language/const_functions/const_functions_recursion_error_test.dart
Kallen Tu 45c9d8a25e [cfe] Enable recursive function calls for const functions.
Change-Id: Ia164adaf5da313cae4db2b3b326a909e57d8c07c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/192200
Reviewed-by: Jake Macdonald <jakemac@google.com>
Reviewed-by: Dmitry Stefantsov <dmitryas@google.com>
Commit-Queue: Kallen Tu <kallentu@google.com>
2021-03-19 17:56:17 +00:00

22 lines
678 B
Dart

// Copyright (c) 2021, 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.
// Tests recursive function calls for const functions which have a cycle in the
// dependencies.
// SharedOptions=--enable-experiment=const-functions
import "package:expect/expect.dart";
const dependsOnB = b;
// ^
// [cfe] Constant evaluation error:
const b = fn(4);
// ^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
int fn(int a) {
if (a == 1) return dependsOnB;
return dependsOnB * fn(a - 1);
}