Show packed field alignment in mir_transform_unaligned_packed_ref by 21aslade · Pull Request #147743 · rust-lang/rust

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Oct 15, 2025

21aslade

madsmtm

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RalfJung

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RalfJung

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Nov 8, 2025
…Jung

Show packed field alignment in mir_transform_unaligned_packed_ref

Fixes rust-lang#147528

I left the expected padding for the field out of the error message so the message would be the same on all platforms. It also isn't always possible to know the expected alignment, so this makes the message simpler.

matthiaskrgr added a commit to matthiaskrgr/rust that referenced this pull request

Nov 8, 2025
…Jung

Show packed field alignment in mir_transform_unaligned_packed_ref

Fixes rust-lang#147528

I left the expected padding for the field out of the error message so the message would be the same on all platforms. It also isn't always possible to know the expected alignment, so this makes the message simpler.

matthiaskrgr added a commit to matthiaskrgr/rust that referenced this pull request

Nov 8, 2025
…Jung

Show packed field alignment in mir_transform_unaligned_packed_ref

Fixes rust-lang#147528

I left the expected padding for the field out of the error message so the message would be the same on all platforms. It also isn't always possible to know the expected alignment, so this makes the message simpler.

bors added a commit that referenced this pull request

Nov 9, 2025
Rollup of 22 pull requests

Successful merges:

 - #128666 (Add `overflow_checks` intrinsic)
 - #146305 (Add correct suggestion for multi-references for self type in method)
 - #147179 ([DebugInfo] Fix container types failing to find template args)
 - #147743 (Show packed field alignment in mir_transform_unaligned_packed_ref)
 - #148079 (Rename `downcast_[ref|mut]_unchecked` -> `downcast_unchecked_[ref|mut]`)
 - #148084 (Optimize path components iteration on platforms that don't have prefixes)
 - #148126 (Fix rust stdlib build failing for VxWorks)
 - #148204 (Modify contributor email entries in .mailmap)
 - #148279 (rustc_builtin_macros: rename bench parameter to avoid collisions with user-defined function names)
 - #148333 (constify result unwrap unchecked)
 - #148539 (Add Allocator proxy impls for Box, Rc, and Arc)
 - #148601 (`invalid_atomic_ordering`: also lint `update` & `try_update`)
 - #148612 (Add note for identifier with attempted hygiene violation)
 - #148613 (Switch hexagon targets to rust-lld)
 - #148619 (Enable std locking functions on AIX)
 - #148644 ([bootstrap] Make `--open` option work with `doc src/tools/error_index_generator`)
 - #148649 (don't completely reset `HeadUsages`)
 - #148673 (Remove a remnant of `dyn*` from the parser)
 - #148675 (Remove eslint-js from npm dependencies)
 - #148680 (Recover `[T: N]` as `[T; N]`)
 - #148688 (Remove unused argument `features` from `eval_config_entry`)
 - #148711 (Use the current lint note id when parsing `cfg!()`)

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rust-timer added a commit that referenced this pull request

Nov 9, 2025
Rollup merge of #147743 - 21aslade:packed-diagnostic, r=RalfJung

Show packed field alignment in mir_transform_unaligned_packed_ref

Fixes #147528

I left the expected padding for the field out of the error message so the message would be the same on all platforms. It also isn't always possible to know the expected alignment, so this makes the message simpler.

github-actions bot pushed a commit to rust-lang/stdarch that referenced this pull request

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makai410 pushed a commit to makai410/rustc_public that referenced this pull request

Nov 10, 2025

makai410 pushed a commit to makai410/rust that referenced this pull request

Nov 10, 2025
…Jung

Show packed field alignment in mir_transform_unaligned_packed_ref

Fixes rust-lang#147528

I left the expected padding for the field out of the error message so the message would be the same on all platforms. It also isn't always possible to know the expected alignment, so this makes the message simpler.

makai410 pushed a commit to makai410/rust that referenced this pull request

Nov 10, 2025

makai410 pushed a commit to makai410/rustc_public that referenced this pull request

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