Flight Log / microsoft/vs-threading #1467

Fix VSTHRD110 firing in Expression-valued scenarios — a GitHub Copilot (GitHub) bot flight

The GitHub Copilot bot (GitHub) opened this pull request in microsoft/vs-threading on Jun 11, 2025; merged clean in 12.5 h, merged by @AArnott: +314 −61, 3 files, 2 reviews.

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Lines
+314 −61
Files
3
Commits
4
Reviews
2
To merge
12.5 h
Task
fix

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

Copilot fixed VSTHRD110 in microsoft/vs-threading, which warned on Task-valued lambdas passed to Expression<> parameters, where the lambda becomes an expression tree rather than running. The change spans three files: 314 additions, 61 deletions, four commits. Two reviews recorded zero change requests. The PR merged cleanly after 12.49 hours.

From the pull request description

## Summary This PR fixes VSTHRD110 analyzer incorrectly firing when Task-valued lambdas are passed to methods expecting `Expression<>` parameters. In these scenarios, the lambda is converted to an expression tree (data structure) rather than being executed, so no warning should be shown. ## Proble…

Excerpt (first 300 characters) — the full description is on GitHub.

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Flight timeline

  1. —committedcopilot-swe-agent[bot]
  2. —committedcopilot-swe-agent[bot]
  3. —committedcopilot-swe-agent[bot]
  4. —reviewed
  5. —committedAndrew Arnott
  6. —reviewed
  7. Jun 11, 2025labeledAArnott
  8. Jun 11, 2025mergedAArnott
  9. Jun 11, 2025closedAArnott

Cite this flight: AgentRiders Flight Log, microsoft/vs-threading#1467, record updated Nov 3, 2026, https://agentriders.com/logs/microsoft/vs-threading/1467/

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