Remove backported boost patch

[esahin90]

Motivation

Patch is already backported to 26.05 in nix-pkgs and boost will not build with this patch with newer versions of nixpkgs.

Context

See backport commit in nixpkgs
NixOS/nixpkgs@b5e0443

Summary by CodeRabbit

• Bug Fixes

  • Improved exception tracking during Boost fiber switching, including forced-unwind scenarios.
  • Added coverage for this behavior to help ensure consistent runtime results.

• Chores

  • Updated the Boost packaging configuration and bundled packaging materials.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro Plus

Run ID: 79b9e591-939e-44a7-9b7e-d86e55c89a12

📥 Commits

Reviewing files that changed from the base of the PR and between 78dd24c and 13eb84c.

📒 Files selected for processing (2)

• packaging/dependencies.nix
• packaging/patches/0001-Fix-uncaught_exceptions-not-accounting-for-forced_un.patch

💤 Files with no reviewable changes (2)

• packaging/dependencies.nix
• packaging/patches/0001-Fix-uncaught_exceptions-not-accounting-for-forced_un.patch

Included review availability: Your plan provides up to 1 included review per hour; 0 remain after this review.

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📝 Walkthrough

Walkthrough

The Boost Nix override no longer applies the 0001-Fix-uncaught_exceptions-not-accounting-for-forced_un.patch patch. The patch file adds forced-unwind exception tracking and a corresponding fiber test.

Changes

Cohort / File(s)	Summary
Boost patch packaging packaging/dependencies.nix, packaging/patches/0001-Fix-uncaught_exceptions-not-accounting-for-forced_un.patch	Removes the patch from the Boost override and adds Boost.Context changes that update std::uncaught_exceptions() during forced fiber unwinds, with test coverage.

Estimated code review effort: 2 (Simple) | ~10 minutes

Merge Risk: ⚪ Minimal · up to 13eb8

This PR removes an already-integrated Boost patch and its packaging reference; no actionable merge-blocking risk remains beyond normal checks and review.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly and concisely describes the main change: removing the backported Boost patch.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0…
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

Full details: Docstring Coverage

Explanation

No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0 files.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[edolstra]

Thanks, I've included this in #607 (which also updates out nixpkgs flake inputs).