yes: use as_encoded_bytes

[oech3]

Closes #12236

[codspeed-hq]

Merging this PR will degrade performance by 12.08%

❌ 2 regressed benchmarks
✅ 315 untouched benchmarks
⏩ 46 skipped benchmarks¹

Warning

Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
❌	Memory	cp_recursive_deep_tree[(120, 4)]	562.5 KB	699.2 KB	-19.55%
❌	Simulation	ls_recursive_balanced_tree[(6, 4, 15)]	48.9 ms	50.9 ms	-3.92%

Tip

Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.

---

_{Comparing oech3:yes-win-utf (aeec6b1) with main (40c36f6)}

Footnotes

1. 46 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. ↩

[sylvestre]

please add a test to make sure we don't regress

[oech3]

I don't know what letter corresponds with invalid utf8.

[github-actions]

GNU testsuite comparison:

Skip an intermittent issue tests/tail/tail-n0f (fails in this run but passes in the 'main' branch)
Skipping an intermittent issue tests/cut/bounded-memory (passes in this run but fails in the 'main' branch)

[oech3]

@ChrisDenton I cannot write test working on Windows

[xtqqczze]

I don't know what letter corresponds with invalid utf8.

I think the byte 0xff is never used in the UTF-8 encoding.

https://manpages.ubuntu.com/manpages/stonking/man7/utf-8.7.html

[oech3]

But I can't put it as args.