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make outlives constraints from generic arguments less boring

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dianne
2024-12-20 17:08:27 -08:00
parent 6421d4cf80
commit 10061b3a4f
5 changed files with 35 additions and 19 deletions
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5
compiler/rustc_borrowck/src/diagnostics/region_errors.rs
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@@ -13,7 +13,7 @@ use rustc_hir::{PolyTraitRef, TyKind, WhereBoundPredicate};
use rustc_infer::infer::{NllRegionVariableOrigin, RelateParamBound};
use rustc_middle::bug;
use rustc_middle::hir::place::PlaceBase;
use rustc_middle::mir::{ConstraintCategory, ReturnConstraint};
use rustc_middle::mir::{AnnotationSource, ConstraintCategory, ReturnConstraint};
use rustc_middle::ty::{self, GenericArgs, Region, RegionVid, Ty, TyCtxt, TypeVisitor};
use rustc_span::{Ident, Span, kw};
use rustc_trait_selection::error_reporting::InferCtxtErrorExt;
@@ -49,7 +49,8 @@ impl<'tcx> ConstraintDescription for ConstraintCategory<'tcx> {
ConstraintCategory::Cast { is_implicit_coercion: false, .. } => "cast ",
ConstraintCategory::Cast { is_implicit_coercion: true, .. } => "coercion ",
ConstraintCategory::CallArgument(_) => "argument ",
ConstraintCategory::TypeAnnotation => "type annotation ",
ConstraintCategory::TypeAnnotation(AnnotationSource::GenericArg) => "generic argument ",
ConstraintCategory::TypeAnnotation(_) => "type annotation ",
ConstraintCategory::SizedBound => "proving this value is `Sized` ",
ConstraintCategory::CopyBound => "copying this value ",
ConstraintCategory::OpaqueType => "opaque type ",