Files
sdk/tests/language/loop_hoist_test.dart
T
floitsch@google.com 82d2bfd9f7 Fix loop-invariant code motion.
We did not take the changes-flags of the instructions in the current
block into account.

Fixes issue 4075.

Review URL: https://chromiumcodereview.appspot.com//10704229

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@9695 260f80e4-7a28-3924-810f-c04153c831b5
2012-07-17 11:10:50 +00:00

31 lines
629 B
Dart

// Copyright (c) 2012, 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.
class A {
num x;
A() : this.x = 0;
void bar(){
// dart2js hoisted the this.x out of the loop, and missed that setX would
// change the value.
for (int i = 1; i < 3; i++) {
setX(499);
foo(x);
break;
}
}
setX(x) => this.x = x;
}
var saved;
foo(x) => saved = x;
main() {
A a = new A();
for (int i = 0; i < 1; i++) {
a.bar();
}
Expect.equals(499, saved);
}