Update src/librustc/ty/fold.rs

Co-Authored-By: wiktorkuchta <35867657+wiktorkuchta@users.noreply.github.com>
rust-lang · Jan 4, 2019 · 632d584 · 632d584
1 parent 190d139
commit 632d584
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/librustc/ty/fold.rs b/src/librustc/ty/fold.rs
@@ -110,7 +110,7 @@ pub trait TypeFoldable<'tcx>: fmt::Debug + Clone {
         self.has_type_flags(TypeFlags::HAS_FREE_REGIONS)
     }
 
-    /// True if there any un-erased free regions.
+    /// True if there are any un-erased free regions.
     fn has_erasable_regions(&self) -> bool {
         self.has_type_flags(TypeFlags::HAS_FREE_REGIONS)
     }