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Bug: no free registers for temporary #47

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opened 2026-09-24 22:16:55 +00:00 by Furkan · 1 comment

Furkan commented

2026-09-24 22:16:55 +00:00

Register spilling is not working for this samplecode

main() {
	a0 := 0
	a1 := 0
	a2 := 0
	a3 := 0
	a4 := 0
	a5 := 0
	a6 := 0 // 7th variable triggers compiler panic

	loop i := 0..2 {
		a0 += 1
		a1 += 1
		a2 += 1
		a3 += 1
		a4 += 1
		a5 += 1
		a6 += 1
	}

	assert a0 == 2
	assert a6 == 2
}

Register spilling is not working for this samplecode ``` main() { a0 := 0 a1 := 0 a2 := 0 a3 := 0 a4 := 0 a5 := 0 a6 := 0 // 7th variable triggers compiler panic loop i := 0..2 { a0 += 1 a1 += 1 a2 += 1 a3 += 1 a4 += 1 a5 += 1 a6 += 1 } assert a0 == 2 assert a6 == 2 } ```

ed added the

label

2026-09-25 07:24:56 +00:00

ed self-assigned this

2026-09-25 07:25:01 +00:00

ed commented

2026-09-25 08:31:31 +00:00

Owner

Fixed in 6251123893.

Fixed in https://git.urbach.dev/cli/q/commit/6251123893e462754232589ee216f9aa7ceb704c.

ed added spent time

2026-09-25 08:32:18 +00:00

1 hour

Furkan closed this issue

2026-09-25 11:23:53 +00:00

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cli/q#47

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