Rollup of 9 pull requests#157329

Merged

rust-bors[bot] merged 25 commits into

rust-lang:mainfrom

JonathanBrouwer:rollup-DyoIgRF

Jun 2, 2026

Commits on May 30, 2026

rustc_target: Use +spe for powerpcspe targets
taiki-e
committed

Commits on Jun 1, 2026

Region values: use an enum as opposed to two `Option`s
amandasystems
committed

Commits on Jun 2, 2026

Restore simpler Encode/Decode impls for u32 and (on 64bit systems) usize
bjorn3
committed
fix
bb1yd
committed
Render `impl` restriction
CoCo-Japan-pan
committed
Add tests for `impl` restriction rendering
CoCo-Japan-pan
committed
Remove unnecessary arm
mu001999
committed
Remove `skip_arg` attribute from `Diagnostic` and `Subdiagnostic` proc-macros, skipping fields based on whether or not they are used in error messages
GuillaumeGomez
committed
Remove `#[skip_arg]` references from rustc-dev-guide
GuillaumeGomez
committed
Fix compilation error because of `potential_query_instability` in `diagnostics/message.rs`
GuillaumeGomez
committed
Add test for undefined EII static error
bjorn3
committed
Integrate target checking for #[repr] into its attribute parser
JonathanBrouwer
committed
Add specific arguments to the diagnostic message
JonathanBrouwer
committed
Re-add hints for `rustc_align`
JonathanBrouwer
committed
Add debug assertion to ensure target checking is not missed
JonathanBrouwer
committed
Add regression test for repr on mac call
JonathanBrouwer
committed
Rollup merge of #157035 - amandasystems:region-values-either, r=jackh726
JonathanBrouwer
authored
Rollup merge of #157182 - bjorn3:fix_perf_regression, r=petrochenkov
JonathanBrouwer
authored
Rollup merge of #157310 - CoCo-Japan-pan:render-impl-restriction, r=GuillaumeGomez,jhpratt,Urgau
JonathanBrouwer
authored
Rollup merge of #157070 - GuillaumeGomez:rm-skip_arg, r=JonathanBrouwer
JonathanBrouwer
authored
Rollup merge of #157137 - taiki-e:powerpcspe, r=RalfJung
JonathanBrouwer
authored
Rollup merge of #157215 - JonathanBrouwer:repr-target-checking3, r=mejrs
JonathanBrouwer
authored
Rollup merge of #157235 - bb1yd:improve-colon-suggestion, r=mejrs
JonathanBrouwer
authored
Rollup merge of #157321 - mu001999-contrib:nit, r=JonathanBrouwer
JonathanBrouwer
authored
Rollup merge of #157324 - bjorn3:eii_error_test, r=jdonszelmann
JonathanBrouwer
authored