Use truncate(0) in VecDeque clear

crgl · crgl · commit 27e0ab578cc0 · 2019-10-29T10:45:54.000-04:00
diff --git a/src/liballoc/collections/vec_deque.rs b/src/liballoc/collections/vec_deque.rs
@@ -1141,7 +1141,7 @@ impl<T> VecDeque<T> {
     #[stable(feature = "rust1", since = "1.0.0")]
     #[inline]
     pub fn clear(&mut self) {
-        self.drain(..);
+        self.truncate(0);
     }
 
     /// Returns `true` if the `VecDeque` contains an element equal to the

Original file line number	Diff line number	Diff line change
`@@ -1141,7 +1141,7 @@ impl<T> VecDeque<T> {`
`1141`	`1141`	`#[stable(feature = "rust1", since = "1.0.0")]`
`1142`	`1142`	`#[inline]`
`1143`	`1143`	`pub fn clear(&mut self) {`
`1144`		`- self.drain(..);`
	`1144`	`+ self.truncate(0);`
`1145`	`1145`	`}`
`1146`	`1146`
`1147`	`1147`	/// Returns `true` if the `VecDeque` contains an element equal to the