Clarify why target_feature is not allowed on the implementation of sa…

…fe trait methods.
rust-lang · Nov 27, 2019 · 6b9a16f · 6b9a16f
1 parent a81b5a6
commit 6b9a16f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/text/0000-target-feature-1.1.md b/text/0000-target-feature-1.1.md
@@ -128,7 +128,8 @@ The `#[target_feature]` attribute continues to be allowed on inherent methods -
 this RFC does not change that.
 
 The `#[target_feature]` attribute continues to not be allowed on safe trait
-method implementations:
+method implementations because that would require an `unsafe` trait method
+declaration:
 
 ```rust
 // Example 2: