diff options
Diffstat (limited to 'compiler/rustc_hir_analysis/src/check/wfcheck.rs')
| -rw-r--r-- | compiler/rustc_hir_analysis/src/check/wfcheck.rs | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/compiler/rustc_hir_analysis/src/check/wfcheck.rs b/compiler/rustc_hir_analysis/src/check/wfcheck.rs index d72cf00293f..8199585ee61 100644 --- a/compiler/rustc_hir_analysis/src/check/wfcheck.rs +++ b/compiler/rustc_hir_analysis/src/check/wfcheck.rs @@ -1108,7 +1108,13 @@ fn check_associated_item( let ty = tcx.type_of(item.def_id).instantiate_identity(); let ty = wfcx.normalize(span, Some(WellFormedLoc::Ty(item_id)), ty); wfcx.register_wf_obligation(span, loc, ty.into()); - check_sized_if_body(wfcx, item.def_id.expect_local(), ty, Some(span)); + check_sized_if_body( + wfcx, + item.def_id.expect_local(), + ty, + Some(span), + ObligationCauseCode::SizedConstOrStatic, + ); Ok(()) } ty::AssocKind::Fn => { @@ -1354,7 +1360,7 @@ fn check_item_type( traits::ObligationCause::new( ty_span, wfcx.body_def_id, - ObligationCauseCode::WellFormed(None), + ObligationCauseCode::SizedConstOrStatic, ), wfcx.param_env, item_ty, @@ -1698,6 +1704,7 @@ fn check_fn_or_method<'tcx>( hir::FnRetTy::Return(ty) => Some(ty.span), hir::FnRetTy::DefaultReturn(_) => None, }, + ObligationCauseCode::SizedReturnType, ); } @@ -1706,13 +1713,14 @@ fn check_sized_if_body<'tcx>( def_id: LocalDefId, ty: Ty<'tcx>, maybe_span: Option<Span>, + code: ObligationCauseCode<'tcx>, ) { let tcx = wfcx.tcx(); if let Some(body) = tcx.hir_maybe_body_owned_by(def_id) { let span = maybe_span.unwrap_or(body.value.span); wfcx.register_bound( - ObligationCause::new(span, def_id, traits::ObligationCauseCode::SizedReturnType), + ObligationCause::new(span, def_id, code), wfcx.param_env, ty, tcx.require_lang_item(LangItem::Sized, Some(span)), |