bjoernager/rust
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Suggest copying trait associated type bounds on lifetime error

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This commit is contained in:
Jack Huey 2022-01-08 23:30:19 -05:00
parent 30b3f35c42
commit 3d19c8defd
12 changed files with 163 additions and 28 deletions
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9
compiler/rustc_typeck/src/check/compare_method.rs
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@ -1378,7 +1378,14 @@ pub fn check_type_bounds<'tcx>(
let mut selcx = traits::SelectionContext::new(&infcx);
let impl_ty_hir_id = tcx.hir().local_def_id_to_hir_id(impl_ty.def_id.expect_local());
let normalize_cause = traits::ObligationCause::misc(impl_ty_span, impl_ty_hir_id);
let normalize_cause = ObligationCause::new(
impl_ty_span,
impl_ty_hir_id,
ObligationCauseCode::CheckAssociatedTypeBounds {
impl_item_def_id: impl_ty.def_id,
trait_item_def_id: trait_ty.def_id,
},
);
let mk_cause = |span: Span| {
let code = if span.is_dummy() {
traits::MiscObligation