Update src/libs/maintaining-std.md

KodrAus · m-ou-se · web-flow · commit fc26bbace4ca · 2020-09-07T19:25:38.000+10:00
Co-authored-by: Mara Bos &lt;m-ou.se@m-ou.se&gt;
diff --git a/src/libs/maintaining-std.md b/src/libs/maintaining-std.md
@@ -199,7 +199,7 @@ struct OptionCell<T> {
     value: MaybeUninit<T>,
 }
 
-impl Drop<T> for OptionCell<T> {
+impl<T> Drop for OptionCell<T> {
     fn drop(&mut self) {
         // Safety: The cell is being dropped, so it can't be accessed again.
         unsafe { self.take_inner() };

Original file line number	Diff line number	Diff line change
`@@ -199,7 +199,7 @@ struct OptionCell<T> {`
`199`	`199`	`value: MaybeUninit<T>,`
`200`	`200`	`}`
`201`	`201`
`202`		`-impl Drop<T> for OptionCell<T> {`
	`202`	`+impl<T> Drop for OptionCell<T> {`
`203`	`203`	`fn drop(&mut self) {`
`204`	`204`	`// Safety: The cell is being dropped, so it can't be accessed again.`
`205`	`205`	`unsafe { self.take_inner() };`