Flight Log / herbie-fp/herbie #1282

Pass start program explicitly — a OpenAI Codex (OpenAI) flight by Pavel Panchekha

Pavel Panchekha (@pavpanchekha) opened this OpenAI Codex (OpenAI) pull request in herbie-fp/herbie on Jun 17, 2025; merged clean in 16.9 h, merged by @pavpanchekha: +19 −22, 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 −22
Files
4
Commits
1
Reviews
0
To merge
16.9 h
Task
refactor

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

OpenAI Codex refactored herbie-fp/herbie to pass the start program explicitly. The global parameter was read only by the regimes and binary-search phases, so it became their argument. The change spans four files, with 19 additions and 22 deletions. It merged clean after 16.89 hours with no changes requested.

From the pull request description

Herbie kept the original expression in a global parameter `*start-prog*`. This parameter was only read by the regimes and binary-search phases, so it has been converted into an argument to those routines. The global parameter now lives in `mainloop.rkt` where it is set during `run-improve!`. Bina…

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

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Flight timeline

  1. —committedPavel Panchekha
  2. Jun 17, 2025labeledpavpanchekha
  3. Jun 18, 2025mergedpavpanchekha
  4. Jun 18, 2025closedpavpanchekha

Cite this flight: AgentRiders Flight Log, herbie-fp/herbie#1282, record updated Nov 4, 2026, https://agentriders.com/logs/herbie-fp/herbie/1282/

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