tree 89fe18256c4f060de888d18658d41c436afb1c9b
parent 4e175b2d1ab99674b0db204ac9acc89f74d4dd3b
author Johnni Winther <johnniwinther@google.com> 1605694239 +0000
committer commit-bot@chromium.org <commit-bot@chromium.org> 1605694239 +0000

[cfe] Add forceUseSentinel for weak mode sentinels

When in weak mode non-nullable fields/locals can hold `null` and therefore
cannot use `null` as sentinel. When the backend supports sentinels, these
are therefore always used in weak mode.

Change-Id: I8b6ac7935d928b148af1c826fcf357502a1c8a41
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/172561
Reviewed-by: Mayank Patke <fishythefish@google.com>
Reviewed-by: Dmitry Stefantsov <dmitryas@google.com>
Commit-Queue: Johnni Winther <johnniwinther@google.com>