bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

dropck_outlives check generator witness needs_drop

Browse source
This commit is contained in:
lcnr 2023-10-24 19:16:15 +02:00
parent f0df3d2dfb
commit 57253552de
8 changed files with 69 additions and 58 deletions
Download patch file Download diff file Expand all files Collapse all files

3
compiler/rustc_traits/src/dropck_outlives.rs
View file

@ -34,6 +34,7 @@ pub(crate) fn adt_dtorck_constraint(
) -> Result<&DropckConstraint<'_>, NoSolution> {
let def = tcx.adt_def(def_id);
let span = tcx.def_span(def_id);
let param_env = tcx.param_env(def_id);
debug!("dtorck_constraint: {:?}", def);
if def.is_manually_drop() {
@ -55,7 +56,7 @@ pub(crate) fn adt_dtorck_constraint(
let mut result = DropckConstraint::empty();
for field in def.all_fields() {
let fty = tcx.type_of(field.did).instantiate_identity();
dtorck_constraint_for_ty_inner(tcx, span, fty, 0, fty, &mut result)?;
dtorck_constraint_for_ty_inner(tcx, param_env, span, 0, fty, &mut result)?;
}
result.outlives.extend(tcx.destructor_constraints(def));
dedup_dtorck_constraint(&mut result);