Port diagnostic attributes - #151558

Merged

rust-bors[bot] merged 19 commits into

rust-lang:mainfrom

mejrs:port_on_unimplemented

Feb 24, 2026

Commits on Feb 24, 2026

on_unimplemented: split structs and implementations
mejrs
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fad53c4
port over diagnostic::on_unimplemented
mejrs
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f944436
Due to attr parsing port, we do not attempt to recover from invalid syntax
mejrs
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009937e
Port rustc_on_unimplemented attribute
mejrs
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cfc2468
Port diagnostic::on_const
mejrs
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8d7aa5e
Delete unused code
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e806930
Dele e0231
mejrs
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5f9a365
Move diagnostic formatting logic to rustc_hir
mejrs
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9c68ea0
Warn on duplicate parent label
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5abb009
Still finalize a on_const attribute if it is malformed
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dc97f4d
Fix impossible doc link
mejrs
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b91417b
Move do_not_recommend to diagnostic folder
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9feb4f6
Split derive attribute
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7edff00
Remove redundant import
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8a3377b
Explain early return in parser
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6a72924
use raw string literal
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01192eb
address feedback
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ee08bc3
Use proper find_attr syntax
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16661a1
Rebase on new #[feature] parsing
mejrs
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0b14bd4