Use base target's toolchain context to resolve its dependencies during aspect propagation

The toolchain context of the aspect is currently used to configure the dependencies of the base target, which is incorrect and results into a number of issues due to missing execution groups or different ones being picked up.

This CL modifies `AspectFunction` to always prepare the `baseTargetUnloadedToolchainContexts` and pass it to `PrerequisiteParameters`. `PrerequisiteParameters#baseTargetUnloadedToolchainContexts` is then used for the target's dependencies while `PrerequisiteParameters#toolchainContexts` continues to be used for the aspect owned dependencies.

The base target toolchains and execution groups will not be available in the aspect implementation function via `ctx.rule.toolchains` and `ctx.rule.exec_groups` unless the aspects path propagates to toolchains.

PiperOrigin-RevId: 687376763
Change-Id: I78167bab7f8648e5855178d5dbcc3fcb02357a38
5 files changed
tree: 1d0241cbcc95e97c43ae2e31faad85a5401f7f30
  1. .bazelci/
  2. .github/
  3. examples/
  4. scripts/
  5. site/
  6. src/
  7. third_party/
  8. tools/
  9. .bazelrc
  10. .bazelversion
  11. .gitattributes
  12. .gitignore
  13. AUTHORS
  14. bazel_downloader.cfg
  15. BUILD
  16. CHANGELOG.md
  17. CODE_OF_CONDUCT.md
  18. CODEOWNERS
  19. combine_distfiles.py
  20. combine_distfiles_to_tar.sh
  21. compile.sh
  22. CONTRIBUTING.md
  23. CONTRIBUTORS
  24. distdir.bzl
  25. extensions.bzl
  26. LICENSE
  27. maven_install.json
  28. MODULE.bazel
  29. MODULE.bazel.lock
  30. rbe_extension.bzl
  31. README.md
  32. repositories.bzl
  33. requirements.txt
  34. SECURITY.md
  35. workspace_deps.bzl
README.md

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