add a feature

TennyZhuang · TennyZhuang · commit d8a2ed1ff313 · 2022-08-22T14:43:23.000+08:00
Signed-off-by: TennyZhuang &lt;zty0826@gmail.com&gt;
diff --git a/src/lib.rs b/src/lib.rs
@@ -14,6 +14,7 @@
     feature = "nightly",
     feature(
         test,
+        const_fn_trait_bound,
         core_intrinsics,
         dropck_eyepatch,
         min_specialization,
