user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fix ice with trait obj dummy self

Browse source
This commit is contained in:
mark 2020-04-06 21:22:36 -05:00
parent 4fe09f282b
commit a38eae5942
1 changed files with 2 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/librustc_typeck/variance/constraints.rs
View file

@ -315,11 +315,9 @@ impl<'a, 'tcx> ConstraintContext<'a, 'tcx> {
self.add_constraints_from_region(current, r, contra);
if let Some(poly_trait_ref) = data.principal() {
let poly_trait_ref = poly_trait_ref
.with_self_ty(self.tcx(), self.tcx().types.trait_object_dummy_self);
self.add_constraints_from_trait_ref(
self.add_constraints_from_invariant_substs(
current,
*poly_trait_ref.skip_binder(),
poly_trait_ref.skip_binder().substs,
variance,
);
}