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nnethercote
requested changes
Mar 2, 2026
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Please expand the PR description to explain clearly why cycle_fatal has no effect. (I know, because I worked it out two days ago, but to anyone else who comes across this PR it won't be clear, and the change to the comment in plumbing.rs is easy to overlook.)
| // `ty::query::values::Value` can be implemented which produces an appropriate | ||
| // placeholder (error) value if the query resulted in a query cycle. | ||
| // Queries without a `Value` implementation will raise a fatal error on query | ||
| // cycles instead. |
| // `ty::query::values::Value` can be implemented which produces an appropriate | ||
| // placeholder (error) value if the query resulted in a query cycle. | ||
| // Queries without a `Value` implementation will raise a fatal error on query | ||
| // cycles instead. |
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And this will need updating because values::Value is being renamed from_cycle_error::FromCycleError.
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Reminder, once the PR becomes ready for a review, use |
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Blocked on #153169. |
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☔ The latest upstream changes (presumably #153278) made this pull request unmergeable. Please resolve the merge conflicts. |
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That PR has merged, and this PR is now unblocked. |
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This removes the
cycle_fatalquery modifier as it has no effect on its current users.r? @nnethercote