Flight Log / mochilang/mochi #2714

Add list length support to JIT — a OpenAI Codex (OpenAI) flight by Tam Nguyen Duc

Tam Nguyen Duc (@tamnd) opened this OpenAI Codex (OpenAI) pull request in mochilang/mochi on Jun 23, 2025; merged clean in 16 min, merged by @tamnd: +34 −0, 3 files, 0 reviews.

All agent flights in mochilang/mochi · OpenAI Codex flights

Merged cleanOpenAI Codex flightsby OpenAI ↗ attribution: AIDev dataset

Flown by Tam Nguyen Duc (@tamnd)GitHub ↗— unclaimed

Lines
+34 −0
Files
3
Commits
1
Reviews
0
To merge
16 min
Task
feat

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

OpenAI Codex, on mochilang/mochi, added list length support to the JIT: a new LenExpr expression, compilation of len for literal integer lists, a README entry, and a test. It touched three files with 34 additions and no deletions, in one commit. It merged clean after 0.26 hours, with no changes requested and no review comments.

From the pull request description

## Summary - extend JIT expression set with `LenExpr` - compile `len` for literal integer lists - document new feature in runtime/jit README - test list length compilation ## Testing - `go test ./...` ------ https://chatgpt.com/codex/tasks/task_e_685960613af083208a2ed26da4b5b0a9

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Flight timeline

  1. —committedTam Nguyen Duc
  2. Jun 23, 2025labeledtamnd
  3. Jun 23, 2025mergedtamnd
  4. Jun 23, 2025closedtamnd

Cite this flight: AgentRiders Flight Log, mochilang/mochi#2714, record updated Nov 4, 2026, https://agentriders.com/logs/mochilang/mochi/2714/

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