bjoernager/rust
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More polishing

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This commit is contained in:
Michael Goulet 2024-04-04 20:36:18 -04:00
parent 52c6b101ea
commit ac7651ccaf
12 changed files with 79 additions and 5 deletions
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6
compiler/rustc_hir_analysis/messages.ftl
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@ -39,9 +39,6 @@ hir_analysis_auto_deref_reached_recursion_limit = reached the recursion limit wh
hir_analysis_bad_precise_capture = expected {$kind} parameter in `use<...>` precise captures list, found {$found}
hir_analysis_precise_capture_self_alias = `Self` can't be captured in `use<...>` precise captures list, since it is an alias
.label = `Self` is not a generic argument, but an alias to the type of the {$what}
hir_analysis_cannot_capture_late_bound_const =
cannot capture late-bound const parameter in {$what}
.label = parameter defined here
@ -374,6 +371,9 @@ hir_analysis_pattern_type_wild_pat = "wildcard patterns are not permitted for pa
hir_analysis_placeholder_not_allowed_item_signatures = the placeholder `_` is not allowed within types on item signatures for {$kind}
.label = not allowed in type signatures
hir_analysis_precise_capture_self_alias = `Self` can't be captured in `use<...>` precise captures list, since it is an alias
.label = `Self` is not a generic argument, but an alias to the type of the {$what}
hir_analysis_redundant_lifetime_args = unnecessary lifetime parameter `{$victim}`
.note = you can use the `{$candidate}` lifetime directly, in place of `{$victim}`

8
compiler/rustc_hir_analysis/src/check/check.rs
View file

@ -475,6 +475,14 @@ fn sanity_check_found_hidden_type<'tcx>(
}
}
/// Check that the opaque's precise captures list is valid (if present).
/// We check this for regular `impl Trait`s and also RPITITs, even though the latter
/// are technically GATs.
///
/// This function is responsible for:
/// 1. Checking that all type/const params are mention in the captures list.
/// 2. Checking that all lifetimes that are implicitly captured are mentioned.
/// 3. Asserting that all parameters mentioned in the captures list are invariant.
fn check_opaque_precise_captures<'tcx>(tcx: TyCtxt<'tcx>, opaque_def_id: LocalDefId) {
let hir::OpaqueTy { precise_capturing_args, .. } =
*tcx.hir_node_by_def_id(opaque_def_id).expect_item().expect_opaque_ty();