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-rw-r--r--compiler/rustc_feature/src/builtin_attrs.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_feature/src/builtin_attrs.rs b/compiler/rustc_feature/src/builtin_attrs.rs
index 88bf81864b2..46817bc9c3f 100644
--- a/compiler/rustc_feature/src/builtin_attrs.rs
+++ b/compiler/rustc_feature/src/builtin_attrs.rs
@@ -625,7 +625,7 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
     ),
     rustc_attr!(
         rustc_pass_by_value, Normal,
-        template!(Word, NameValueStr: "reason"), WarnFollowing,
+        template!(Word), WarnFollowing,
         "#[rustc_pass_by_value] is used to mark types that must be passed by value instead of reference."
     ),
     BuiltinAttribute {