test changing opt-level to z

[codeshaunted]

Summary by CodeRabbit

• Chores
  • Optimized release build configuration for improved runtime performance.

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Project	Deployment	Actions	Updated (UTC)
beps	Ready	Preview, Comment	Mar 12, 2026 5:55pm
promptfiddle	Ready	Preview, Comment	Mar 12, 2026 5:55pm

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: ASSERTIVE

Plan: Pro

Run ID: 0b2ae02d-631d-4f48-b9c2-f08bb67e464e

📥 Commits

Reviewing files that changed from the base of the PR and between bd85df2 and 11284e9.

📒 Files selected for processing (1)

• baml_language/Cargo.toml

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📝 Walkthrough

Walkthrough

Configuration change to the Rust release profile in the Cargo.toml manifest, updating the optimization level from "s" (size-optimized) to "z" (maximum size reduction). No functional or behavioral modifications.

Changes

Cohort / File(s)	Summary
Build Configuration baml_language/Cargo.toml	Updated release profile opt-level from "s" to "z" for more aggressive binary size optimization.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The PR title 'test changing opt-level to z' accurately describes the main change: updating the Rust release profile's opt-level from 's' to 'z' in Cargo.toml.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch avery/opt-level-z

📝 Coding Plan

• Generate coding plan for human review comments

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[codspeed-hq]

Merging this PR will degrade performance by 13.64%

⚠️ Unknown Walltime execution environment detected

Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.

For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.

❌ 4 regressed benchmarks
✅ 4 untouched benchmarks
🆕 7 new benchmarks
⏩ 98 skipped benchmarks¹

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
🆕	WallTime	bench_incremental_add_user_field	N/A	1.7 ms	N/A
❌	WallTime	bench_single_simple_file	1.1 ms	1.2 ms	-13.35%
🆕	WallTime	bench_incremental_close_string	N/A	1.3 ms	N/A
❌	WallTime	bench_incremental_add_new_file	269 µs	311.5 µs	-13.64%
❌	WallTime	bench_empty_project	928.3 µs	1,072.4 µs	-13.44%
❌	WallTime	bench_incremental_add_field	263.4 µs	302.4 µs	-12.9%
🆕	WallTime	bench_incremental_add_attribute	N/A	1.3 ms	N/A
🆕	WallTime	bench_incremental_rename_type	N/A	2.1 ms	N/A
🆕	WallTime	bench_scale_deep_nesting	N/A	4 ms	N/A
🆕	WallTime	bench_incremental_add_string_char	N/A	1.3 ms	N/A
🆕	WallTime	bench_scale_100_functions	N/A	2.5 ms	N/A

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_{Comparing avery/opt-level-z (11284e9) with canary (bd85df2)}

Footnotes

1. 98 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

[github-actions]

Binary size checks passed

✅ 7 passed

	Artifact	Platform	Gzip	Baseline	Delta	Status
✅	bridge_cffi	Linux	4.3 MB	4.5 MB	-201.6 KB (-4.5%)	OK
✅	bridge_cffi-stripped	Linux	2.8 MB	3.0 MB	-190.1 KB (-6.3%)	OK
✅	bridge_cffi	macOS	3.5 MB	3.6 MB	-69.7 KB (-1.9%)	OK
✅	bridge_cffi-stripped	macOS	2.3 MB	2.3 MB	-51.6 KB (-2.2%)	OK
✅	bridge_cffi	Windows	3.3 MB	3.6 MB	-291.1 KB (-8.2%)	OK
✅	bridge_cffi-stripped	Windows	2.1 MB	2.4 MB	-247.3 KB (-10.4%)	OK
✅	bridge_wasm	WASM	2.0 MB	2.2 MB	-135.8 KB (-6.2%)	OK

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Generated by cargo size-gate · workflow run