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@elinor-fung elinor-fung commented Sep 8, 2025

macOS 12 is out of support.

I ended up here because the host tests are hitting a crash on 12 that doesn't seem to happen on newer versions. Since 12 is EOL and I believe the helix queues are slated to be removed, I expect we want to update runtime and libraries tests too.

Resolves #118904.

Copilot AI review requested due to automatic review settings September 8, 2025 21:26
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Pull Request Overview

Updates Helix queue configurations to use macOS 13 instead of macOS 12 for OSX x64 builds, as macOS 12 is out of support and causing host test crashes that don't occur on newer versions.

  • Replaces all instances of OSX.1200.Amd64.Open with OSX.13.Amd64.Open in pipeline configuration files
  • Updates both public and internal queue configurations for CoreCLR templates
  • Addresses compatibility issues where host tests were crashing on macOS 12 but not on newer versions

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File Description
eng/pipelines/libraries/helix-queues-setup.yml Updates OSX x64 queue from macOS 12 to macOS 13
eng/pipelines/installer/helix-queues-setup.yml Updates OSX x64 queue from macOS 12 to macOS 13
eng/pipelines/coreclr/templates/helix-queues-setup.yml Updates both public and internal OSX x64 queues from macOS 12 to macOS 13

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@elinor-fung elinor-fung requested a review from a team September 8, 2025 21:27
@elinor-fung elinor-fung merged commit 6e60229 into dotnet:main Sep 9, 2025
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Successfully merging this pull request may close these issues.

Host Activation test failures on OSX: exit code 0x86 (134)

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