Port #[may_dangle] to the new attribute system#142539
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Some changes occurred in compiler/rustc_attr_parsing Some changes occurred in compiler/rustc_attr_data_structures Some changes occurred in compiler/rustc_passes/src/check_attr.rs |
| // FIXME: should not be needed anymore when all attrs are parsed | ||
| Attribute::Parsed(AttributeKind::Deprecation { span, .. }) => *span, | ||
| Attribute::Parsed(AttributeKind::DocComment { span, .. }) => *span, | ||
| Attribute::Parsed(AttributeKind::MayDangle(span)) => *span, |
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same feedback as on the other PR. This list should be kept as small as possible and was only introduced for migration purposes. I expect this entire function to be removed.
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Reminder, once the PR becomes ready for a review, use |
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☔ The latest upstream changes (presumably #138165) made this pull request unmergeable. Please resolve the merge conflicts. |
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@GrigorenkoPV could you rebase? Then I'll give it one more pass and we can merge |
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☔ The latest upstream changes (presumably #142697) made this pull request unmergeable. Please resolve the merge conflicts. |
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| self.check_applied_to_fn_or_method(hir_id, *attr_span, span, target) | ||
| } | ||
| &Attribute::Parsed(AttributeKind::MayDangle(attr_span)) => { | ||
| // Check if `#[may_dangle]` is applied to a lifetime or type generic parameter in `Drop` impl. |
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this should be in its own function, not here, just like other validation logic usually isn't
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☔ The latest upstream changes (presumably #142770) made this pull request unmergeable. Please resolve the merge conflicts. |
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@bors r+ rollup |
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This was referenced Jun 21, 2025
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Rollup of 3 pull requests Successful merges: - #142539 (Port `#[may_dangle]` to the new attribute system) - #142690 (expand: Remove some unnecessary generic parameters) - #142698 (Improve diagnostics for `concat_bytes!` with C string literals) Failed merges: - #142600 (Port `#[rustc_pub_transparent]` to the new attribute system) - #142776 (All HIR attributes are outer) r? `@ghost` `@rustbot` modify labels: rollup
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Very similar to #142498.
This is a part of #131229, so
r? @jdonszelmann