Compile unchecked diagnostics in release mode

src/lib.rs

@@ -249,7 +249,6 @@ impl TypeErasedVec {
     /// # Safety
     /// `T` must have the same `Layout` as the underlying capacity.
     pub unsafe fn as_type_unchecked<T: 'static>(&mut self) -> ContentGuard<'_, T> {
-        #[cfg(debug_assertions)]
         let layout = self.layout;
         let res = self.try_as_type();