chore: ignore the new let_with_type_underscore lint

paritytech · Jun 19, 2023 · d7c4e94 · d7c4e94
1 parent 3c4af2f
commit d7c4e94
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/frame/benchmarking/src/v1.rs b/frame/benchmarking/src/v1.rs
@@ -757,6 +757,7 @@ macro_rules! benchmark_backend {
 		}
 	};
 	// mutation arm to look after `let _ =`
+	// the `: _` syntax is used below as a workaround to avoid an infinite macro expansion loop in clippy
 	(
 		{ $( $instance:ident: $instance_bound:tt )? }
 		$name:ident
@@ -776,6 +777,7 @@ macro_rules! benchmark_backend {
 			{ $( $parsed )* }
 			{ $eval }
 			{
+				#[allow(clippy::let_with_type_underscore)]
 				let $pre_id : _ = $pre_ex;
 				$( $rest )*
 			}