bjoernager/rust
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Plumb dyn trait representation through ty::Dynamic

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This commit is contained in:
Eric Holk 2022-04-13 16:11:28 -07:00
parent eff35e59c6
commit 6c01273a15
29 changed files with 110 additions and 57 deletions
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2
compiler/rustc_const_eval/src/interpret/cast.rs
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@ -312,7 +312,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
let new_vptr = self.get_vtable_ptr(ty, data_b.principal())?;
self.write_immediate(Immediate::new_dyn_trait(old_data, new_vptr, self), dest)
}
(_, &ty::Dynamic(ref data, _)) => {
(_, &ty::Dynamic(ref data, _, _repr)) => {
// Initial cast from sized to dyn trait
let vtable = self.get_vtable_ptr(src_pointee_ty, data.principal())?;
let ptr = self.read_scalar(src)?;