Backport nowarn advice tweak

som-snytt · som-snytt · commit 88ac5e40a855 · 2021-12-14T21:08:49.000-08:00
diff --git a/src/library/scala/annotation/nowarn.scala b/src/library/scala/annotation/nowarn.scala
@@ -29,7 +29,7 @@ package scala.annotation
   *   def f = { 1; deprecated() } // show deprecation warning
   * }}}
   *
-  * To ensure that a `@nowarn` annotation actually suppresses a warning, enable `-Xlint:nowarn`.
+  * To ensure that a `@nowarn` annotation actually suppresses a warning, enable `-Xlint:unused` or `-Wunused:nowarn`.
   */
 @nowarn("msg=subclassing ClassfileAnnotation does not\nmake your annotation visible at runtime")
 class nowarn(value: String = "") extends ClassfileAnnotation

Original file line number	Diff line number	Diff line change
`@@ -29,7 +29,7 @@ package scala.annotation`
`29`	`29`	`* def f = { 1; deprecated() } // show deprecation warning`
`30`	`30`	`* }}}`
`31`	`31`	`*`
`32`		- * To ensure that a `@nowarn` annotation actually suppresses a warning, enable `-Xlint:nowarn`.
	`32`	+ * To ensure that a `@nowarn` annotation actually suppresses a warning, enable `-Xlint:unused` or `-Wunused:nowarn`.
`33`	`33`	`*/`
`34`	`34`	`@nowarn("msg=subclassing ClassfileAnnotation does not\nmake your annotation visible at runtime")`
`35`	`35`	`class nowarn(value: String = "") extends ClassfileAnnotation`