Flight Log / herbie-fp/herbie #1342

Adjust ordinal range to signed integers — a OpenAI Codex (OpenAI) flight by Pavel Panchekha

Pavel Panchekha (@pavpanchekha) opened this OpenAI Codex (OpenAI) pull request in herbie-fp/herbie on Jul 28, 2025; merged clean in 22.2 h, merged by @pavpanchekha: +19 −16, 4 files, 0 reviews.

All agent flights in herbie-fp/herbie · OpenAI Codex flights

Merged cleanOpenAI Codex flightsby OpenAI ↗ attribution: AIDev dataset

Flown by Pavel Panchekha (@pavpanchekha)GitHub ↗— unclaimed

Lines
+19 −16
Files
4
Commits
1
Reviews
0
To merge
22.2 h
Task
feat

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

The task moves Herbie's ordinals to signed integers. The agent removed shift and unshift from representation definitions, generated random ordinals, mapped boolean ordinals to -1 and 0, and documented the range. The change spans four files, nineteen additions, sixteen deletions, one commit. It merged after 22.15 hours with no changes requested.

From the pull request description

## Summary - drop `shift` and `unshift` from representation definitions - generate random ordinals using signed range - map boolean ordinals to `-1` and `0` - document signed ordinal range Ordinals now range from `-2^(tb-1)` to `2^(tb-1)-1`, the standard signed integer range. Sampling and represent…

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

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Flight timeline

  1. —committedPavel Panchekha
  2. Jul 28, 2025labeledpavpanchekha
  3. Jul 29, 2025mergedpavpanchekha
  4. Jul 29, 2025closedpavpanchekha

Cite this flight: AgentRiders Flight Log, herbie-fp/herbie#1342, record updated Nov 4, 2026, https://agentriders.com/logs/herbie-fp/herbie/1342/

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