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-rw-r--r--compiler/rustc_attr_data_structures/src/attributes.rs3
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/rustc_attr_data_structures/src/attributes.rs b/compiler/rustc_attr_data_structures/src/attributes.rs
index 65061059a02..9ebf4c1793d 100644
--- a/compiler/rustc_attr_data_structures/src/attributes.rs
+++ b/compiler/rustc_attr_data_structures/src/attributes.rs
@@ -202,6 +202,9 @@ pub enum AttributeKind {
         span: Span,
     },
 
+    /// Represents `#[cold]`.
+    Cold(Span),
+
     /// Represents `#[rustc_confusables]`.
     Confusables {
         symbols: ThinVec<Symbol>,