diff options
Diffstat (limited to 'compiler/rustc_builtin_macros/src/derive.rs')
| -rw-r--r-- | compiler/rustc_builtin_macros/src/derive.rs | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/compiler/rustc_builtin_macros/src/derive.rs b/compiler/rustc_builtin_macros/src/derive.rs index e259f5b3955..a33eca43de5 100644 --- a/compiler/rustc_builtin_macros/src/derive.rs +++ b/compiler/rustc_builtin_macros/src/derive.rs @@ -34,8 +34,10 @@ impl MultiItemModifier for Expander { let (sess, features) = (ecx.sess, ecx.ecfg.features); let result = ecx.resolver.resolve_derives(ecx.current_expansion.id, ecx.force_mode, &|| { - let template = - AttributeTemplate { list: Some("Trait1, Trait2, ..."), ..Default::default() }; + let template = AttributeTemplate { + list: Some(&["Trait1, Trait2, ..."]), + ..Default::default() + }; validate_attr::check_builtin_meta_item( &sess.psess, meta_item, |