diff options
Diffstat (limited to 'src/libsyntax_ext/deriving/custom.rs')
| -rw-r--r-- | src/libsyntax_ext/deriving/custom.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax_ext/deriving/custom.rs b/src/libsyntax_ext/deriving/custom.rs index 973ad631b83..55b3928d68e 100644 --- a/src/libsyntax_ext/deriving/custom.rs +++ b/src/libsyntax_ext/deriving/custom.rs @@ -75,7 +75,7 @@ impl MultiItemModifier for ProcMacroDerive { // Mark attributes as known, and used. MarkAttrs(&self.attrs).visit_item(&item); - let input = __internal::new_token_stream(ecx.resolver.eliminate_crate_var(item.clone())); + let input = __internal::new_token_stream(ecx.resolver.eliminate_crate_var(item)); let res = __internal::set_sess(ecx, || { let inner = self.inner; panic::catch_unwind(panic::AssertUnwindSafe(|| inner(input))) |