Remove DefId from EarlyParamRegion (clippy/smir)

Author: BoxyUwU

compiler/rustc_smir/src/rustc_smir/convert/ty.rs

@@ -771,7 +771,6 @@ impl<'tcx> Stable<'tcx> for ty::RegionKind<'tcx> {
 use stable_mir::ty::{BoundRegion,EarlyParamRegion,RegionKind};
 matchself{
  ty::ReEarlyParam(early_reg) => RegionKind::ReEarlyParam(EarlyParamRegion{
-def_id: tables.region_def(todo!()),
 index: early_reg.index,
 name: early_reg.name.to_string(),
 }),

compiler/stable_mir/src/ty.rs

@@ -190,7 +190,6 @@ pub(crate) type DebruijnIndex = u32;
 
 #[derive(Clone,Debug,Eq,PartialEq)]
 pubstructEarlyParamRegion{
-pubdef_id:RegionDef,
 pubindex:u32,
 pubname:Symbol,
 }

src/tools/clippy/clippy_lints/src/ptr.rs

@@ -460,13 +460,19 @@ fn check_fn_args<'cx, 'tcx: 'cx>(
 }
 None
 }){
-if !lifetime.is_anonymous()
+ifletLifetimeName::Param(param_def_id) = lifetime.res
+ && !lifetime.is_anonymous()
  && fn_sig
 .output()
 .walk()
 .filter_map(|arg| {
  arg.as_region().and_then(|lifetime| match lifetime.kind(){
- ty::ReEarlyParam(r) => Some(r.def_id),
+ ty::ReEarlyParam(r) => Some(
+ cx.tcx
+.generics_of(cx.tcx.parent(param_def_id.to_def_id()))
+.region_param(r, cx.tcx)
+.def_id,
+),
  ty::ReBound(_, r) => r.kind.get_id(),
  ty::ReLateParam(r) => r.bound_region.get_id(),
  ty::ReStatic
@@ -476,14 +482,7 @@ fn check_fn_args<'cx, 'tcx: 'cx>(
  | ty::ReError(_) => None,
 })
 })
-.any(|def_id| {
-matches!(
- lifetime.res,
-LifetimeName::Param(param_def_id)if def_id
-.as_local()
-.is_some_and(|def_id| def_id == param_def_id),
-)
-})
+.any(|def_id| def_id.as_local().is_some_and(|def_id| def_id == param_def_id))
 {
 // `&Cow<'a, T>` when the return type uses 'a is okay
 returnNone;