Update src/liballoc/str.rs

Co-Authored-By: Mazdak Farrokhzad <twingoow@gmail.com>

diff --git a/src/liballoc/str.rs b/src/liballoc/str.rs
index f57cf96a64196f8f6aa1d4231b0c9252d2e62530..9a1342c30d502b57130c632b4c3011faf1420f40 100644 (file)
--- a/src/liballoc/str.rs
+++ b/src/liballoc/str.rs
@@ -83,7 +83,7 @@ fn concat(slice: &Self) -> String {
 }
 
 #[unstable(feature = "slice_concat_ext", issue = "27747")]
-impl<S: Borrow<str>> Join<&'_ str> for [S] {
+impl<S: Borrow<str>> Join<&str> for [S] {
     type Output = String;
 
     fn join(slice: &Self, sep: &str) -> String {