Skip to content

Conversation

@jddarcy
Copy link
Member

@jddarcy jddarcy commented Jan 20, 2026

The Math class has support for "exact" forms of int and long add, subtract, multiply, and divide that throw exceptions instead of wrapping around in a two's complement sense. This nested class in Integer prototype what adding type-level support for that functionality would look like.


Progress

  • Change must not contain extraneous whitespace

Issue

  • JDK-8335451: Prototype support for an exact integer arithmetic type (Enhancement - P4)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/valhalla.git pull/1937/head:pull/1937
$ git checkout pull/1937

Update a local copy of the PR:
$ git checkout pull/1937
$ git pull https://git.openjdk.org/valhalla.git pull/1937/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 1937

View PR using the GUI difftool:
$ git pr show -t 1937

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/valhalla/pull/1937.diff

Using Webrev

Link to Webrev Comment

@bridgekeeper
Copy link

bridgekeeper bot commented Jan 20, 2026

👋 Welcome back darcy! A progress list of the required criteria for merging this PR into type-classes will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

@openjdk
Copy link

openjdk bot commented Jan 20, 2026

@jddarcy This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8335451: Prototype support for an exact integer arithmetic type

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been no new commits pushed to the type-classes branch. If another commit should be pushed before you perform the /integrate command, your PR will be automatically rebased. If you prefer to avoid any potential automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the type-classes branch, type /integrate in a new comment.

@openjdk openjdk bot added ready Pull request is ready to be integrated rfr Pull request is ready for review labels Jan 20, 2026
@mlbridge
Copy link

mlbridge bot commented Jan 20, 2026

Webrevs

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

ready Pull request is ready to be integrated rfr Pull request is ready for review

Development

Successfully merging this pull request may close these issues.

1 participant