diff options
| author | Nicholas Nethercote <nnethercote@mozilla.com> | 2019-05-08 13:21:18 +1000 |
|---|---|---|
| committer | Nicholas Nethercote <nnethercote@mozilla.com> | 2019-05-13 09:29:22 +1000 |
| commit | fb084a48e2ca663de41b316dc6ece2dceb93e24e (patch) | |
| tree | b78379f996dceee6039ea4880c66e7fe30b3efad /src/libsyntax_ext/deriving/clone.rs | |
| parent | 79602c87b561e26fa1a8fe58b9130cca37375f90 (diff) | |
| download | rust-fb084a48e2ca663de41b316dc6ece2dceb93e24e.tar.gz rust-fb084a48e2ca663de41b316dc6ece2dceb93e24e.zip | |
Pass a `Symbol` to `check_name`, `emit_feature_err`, and related functions.
Diffstat (limited to 'src/libsyntax_ext/deriving/clone.rs')
| -rw-r--r-- | src/libsyntax_ext/deriving/clone.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/libsyntax_ext/deriving/clone.rs b/src/libsyntax_ext/deriving/clone.rs index b347092e1bc..1b0d572324a 100644 --- a/src/libsyntax_ext/deriving/clone.rs +++ b/src/libsyntax_ext/deriving/clone.rs @@ -7,7 +7,7 @@ use syntax::attr; use syntax::ext::base::{Annotatable, ExtCtxt}; use syntax::ext::build::AstBuilder; use syntax::ptr::P; -use syntax::symbol::{Symbol, keywords}; +use syntax::symbol::{Symbol, keywords, sym}; use syntax_pos::Span; pub fn expand_deriving_clone(cx: &mut ExtCtxt<'_>, @@ -37,7 +37,7 @@ pub fn expand_deriving_clone(cx: &mut ExtCtxt<'_>, match annitem.node { ItemKind::Struct(_, Generics { ref params, .. }) | ItemKind::Enum(_, Generics { ref params, .. }) => { - if attr::contains_name(&annitem.attrs, "rustc_copy_clone_marker") && + if attr::contains_name(&annitem.attrs, sym::rustc_copy_clone_marker) && !params.iter().any(|param| match param.kind { ast::GenericParamKind::Type { .. } => true, _ => false, |