bjoernager/rust
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Remove Adjustment::DerefMove

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It does the same thing as `Deref` now
This commit is contained in:
Jonas Schievink 2020-06-14 23:01:32 +02:00
parent 9014df55c6
commit 26e17ae889
1 changed files with 4 additions and 10 deletions
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14
src/librustc_mir/shim.rs
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@ -32,13 +32,9 @@ fn make_shim<'tcx>(tcx: TyCtxt<'tcx>, instance: ty::InstanceDef<'tcx>) -> Body<'
let mut result = match instance {
ty::InstanceDef::Item(..) => bug!("item {:?} passed to make_shim", instance),
ty::InstanceDef::VtableShim(def_id) => build_call_shim(
tcx,
instance,
Some(Adjustment::DerefMove),
CallKind::Direct(def_id),
None,
),
ty::InstanceDef::VtableShim(def_id) => {
build_call_shim(tcx, instance, Some(Adjustment::Deref), CallKind::Direct(def_id), None)
}
ty::InstanceDef::FnPtrShim(def_id, ty) => {
// FIXME(eddyb) support generating shims for a "shallow type",
// e.g. `Foo<_>` or `[_]` instead of requiring a fully monomorphic
@ -136,7 +132,6 @@ fn make_shim<'tcx>(tcx: TyCtxt<'tcx>, instance: ty::InstanceDef<'tcx>) -> Body<'
enum Adjustment {
Identity,
Deref,
DerefMove,
RefMut,
}
@ -701,8 +696,7 @@ fn build_call_shim<'tcx>(
let rcvr = rcvr_adjustment.map(|rcvr_adjustment| match rcvr_adjustment {
Adjustment::Identity => Operand::Move(rcvr_place()),
Adjustment::Deref => Operand::Move(tcx.mk_place_deref(rcvr_place())), // Can't copy `&mut`
Adjustment::DerefMove => Operand::Move(tcx.mk_place_deref(rcvr_place())),
Adjustment::Deref => Operand::Move(tcx.mk_place_deref(rcvr_place())),
Adjustment::RefMut => {
// let rcvr = &mut rcvr;
let ref_rcvr = local_decls.push(