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Section 2: Collect documentation and simulation results needed for the Pull Request

PR’s are divided into 4 categories which require different levels of documentation and simulation results before a PR can be submitted.

  1. BFB: BFB changes which do not include stealth features.

  2. Roundoff: These are usually infrastructure and code cleanup changes, compiler changes and system updates which introduce changes for which strong evidence can be provided that the changes do not effect the simulated climate.

  3. Stealth Features: These are new features that are turned off by default and BFB with the previous code when turned off.

    1. Stealth features that are not BFB when turned off should be split into two PRs.

  4. Climate Changing: PRs that result in larger than roundoff changes. These include new features on by default and also changes to default configurations which turn on stealth features.

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