Fix unused parentheses warning.

diff --git a/src/librustc_macros/src/query.rs b/src/librustc_macros/src/query.rs
index 7ed77304a90e1b07a26492ea1b0eb824c1424233..229ccfe08f7afd78a68c359ac6ae30f25b149f98 100644 (file)
--- a/src/librustc_macros/src/query.rs
+++ b/src/librustc_macros/src/query.rs
@@ -107,7 +107,9 @@ fn parse(input: ParseStream<'_>) -> Result<Self> {
             let block = input.parse()?;
             Ok(QueryModifier::LoadCached(tcx, id, block))
         } else if modifier == "storage" {
-            let ty = input.parse()?;
+            let args;
+            parenthesized!(args in input);
+            let ty = args.parse()?;
             Ok(QueryModifier::Storage(ty))
         } else if modifier == "fatal_cycle" {
             Ok(QueryModifier::FatalCycle)