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Reintroduce QueryStackFrame split. #151390

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Reintroduce QueryStackFrame split. #151390

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@nnethercote nnethercote commented Jan 20, 2026 •
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I tried removing it in #151203, to replace it with something simpler. But a couple of fuzzing failures have come up and I don't have a clear picture on how to fix them. So I'm reverting the main part of #151203.

This commit also adds the two fuzzing tests.

Fixes #151226, #151358.

r? @oli-obk

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Reintroduce QueryStackFrame split.
04e0593 
I tried removing it in rust-lang#151203, to replace it with something simpler.
But a couple of fuzzing failures have come up and I don't have a clear
picture on how to fix them. So I'm reverting the main part of rust-lang#151203.

This commit also adds the two fuzzing tests.

Fixes rust-lang#151226, rust-lang#151358.
@rustbot rustbot added A-query-system Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html) S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Jan 20, 2026
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rustbot commented Jan 20, 2026

oli-obk is not on the review rotation at the moment.
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rustbot commented Jan 20, 2026

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A-query-system Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html) S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.

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