fix the typo

dingxiangfei2009 · dingxiangfei2009 · commit 947cbda5eb55 · 2022-07-12T13:24:08.000+02:00
diff --git a/compiler/rustc_typeck/src/expr_use_visitor.rs b/compiler/rustc_typeck/src/expr_use_visitor.rs
@@ -498,12 +498,10 @@ impl<'a, 'tcx> ExprUseVisitor<'a, 'tcx> {
         f(self);
         if let Some(els) = els {
             // borrowing because we need to test the descriminant
-            // self.borrow_expr(expr, ImmBorrow);
-            self.maybe_read_scrutinee(expr, expr_place, from_ref(pat).iter());
+            self.maybe_read_scrutinee(expr, expr_place.clone(), from_ref(pat).iter());
             self.walk_block(els)
-        } else {
-            self.walk_irrefutable_pat(&expr_place, &pat);
         }
+        self.walk_irrefutable_pat(&expr_place, &pat);
     }
 
     /// Indicates that the value of `blk` will be consumed, meaning either copied or moved

Original file line number	Diff line number	Diff line change
`@@ -498,12 +498,10 @@ impl<'a, 'tcx> ExprUseVisitor<'a, 'tcx> {`
`498`	`498`	`f(self);`
`499`	`499`	`if let Some(els) = els {`
`500`	`500`	`// borrowing because we need to test the descriminant`
`501`		`- // self.borrow_expr(expr, ImmBorrow);`
`502`		`- self.maybe_read_scrutinee(expr, expr_place, from_ref(pat).iter());`
	`501`	`+ self.maybe_read_scrutinee(expr, expr_place.clone(), from_ref(pat).iter());`
`503`	`502`	`self.walk_block(els)`
`504`		`- } else {`
`505`		`- self.walk_irrefutable_pat(&expr_place, &pat);`
`506`	`503`	`}`
	`504`	`+ self.walk_irrefutable_pat(&expr_place, &pat);`
`507`	`505`	`}`
`508`	`506`
`509`	`507`	/// Indicates that the value of `blk` will be consumed, meaning either copied or moved