about summary refs log tree commit diff
path: root/compiler/rustc_target/src
diff options
context:
space:
mode:
Diffstat (limited to 'compiler/rustc_target/src')
-rw-r--r--compiler/rustc_target/src/abi/mod.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_target/src/abi/mod.rs b/compiler/rustc_target/src/abi/mod.rs
index 53c9878ab87..c60de3cb0b2 100644
--- a/compiler/rustc_target/src/abi/mod.rs
+++ b/compiler/rustc_target/src/abi/mod.rs
@@ -20,8 +20,8 @@ impl ToJson for Endian {
 }
 
 rustc_index::newtype_index! {
+    #[derive(HashStable_Generic)]
     pub struct VariantIdx {
-        derive [HashStable_Generic]
     }
 }