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-rw-r--r--compiler/rustc_lint/src/context.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/rustc_lint/src/context.rs b/compiler/rustc_lint/src/context.rs
index f4f25752e3f..0265fc323b3 100644
--- a/compiler/rustc_lint/src/context.rs
+++ b/compiler/rustc_lint/src/context.rs
@@ -721,7 +721,8 @@ impl<'tcx> LateContext<'tcx> {
     /// inherent `impl` blocks are matched with the name of the type.
     ///
     /// Instead of using this method, it is often preferable to instead use
-    /// `rustc_diagnostic_item` or a `lang_item`, which is less prone to errors.
+    /// `rustc_diagnostic_item` or a `lang_item`. This is less prone to errors
+    /// as paths get invalidated if the target definition moves.
     ///
     /// # Examples
     ///