Use Place directly on borrow_of_local_data, it's Copy

Author: spastorino

src/librustc_mir/borrow_check/invalidation.rs

@@ -166,7 +166,7 @@ impl<'cx, 'tcx> Visitor<'tcx> for InvalidationGenerator<'cx, 'tcx> {
                 let borrow_set = self.borrow_set.clone();
                 let resume = self.location_table.start_index(resume.start_location());
                 for i in borrow_set.borrows.indices() {
-                    if borrow_of_local_data(&borrow_set.borrows[i].borrowed_place) {
+                    if borrow_of_local_data(borrow_set.borrows[i].borrowed_place) {
                         self.all_facts.invalidates.push((resume, i));
                     }
                 }
@@ -178,7 +178,7 @@ impl<'cx, 'tcx> Visitor<'tcx> for InvalidationGenerator<'cx, 'tcx> {
                 let borrow_set = self.borrow_set.clone();
                 let start = self.location_table.start_index(location);
                 for i in borrow_set.borrows.indices() {
-                    if borrow_of_local_data(&borrow_set.borrows[i].borrowed_place) {
+                    if borrow_of_local_data(borrow_set.borrows[i].borrowed_place) {
                         self.all_facts.invalidates.push((start, i));
                     }
                 }

src/librustc_mir/borrow_check/mod.rs

@@ -1463,7 +1463,7 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
     fn check_for_local_borrow(&mut self, borrow: &BorrowData<'tcx>, yield_span: Span) {
         debug!("check_for_local_borrow({:?})", borrow);
 
-        if borrow_of_local_data(&borrow.borrowed_place) {
+        if borrow_of_local_data(borrow.borrowed_place) {
             let err = self.cannot_borrow_across_generator_yield(
                 self.retrieve_borrow_spans(borrow).var_or_use(),
                 yield_span,

src/librustc_mir/borrow_check/path_utils.rs

@@ -130,7 +130,7 @@ pub(super) fn is_active<'tcx>(
 
 /// Determines if a given borrow is borrowing local data
 /// This is called for all Yield expressions on movable generators
-pub(super) fn borrow_of_local_data(place: &Place<'_>) -> bool {
+pub(super) fn borrow_of_local_data(place: Place<'_>) -> bool {
     // Reborrow of already borrowed data is ignored
     // Any errors will be caught on the initial borrow
     !place.is_indirect()