From 617b413e18f8a6bbd24853f5bf84e8a4ac319ae1 Mon Sep 17 00:00:00 2001 From: Ariel Ben-Yehuda Date: Sun, 19 Nov 2017 17:04:24 +0200 Subject: limit packed copy-out to non-generic Copy structs --- src/libsyntax/ext/derive.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/libsyntax') diff --git a/src/libsyntax/ext/derive.rs b/src/libsyntax/ext/derive.rs index 2e70962cad6..c7fa0331c1b 100644 --- a/src/libsyntax/ext/derive.rs +++ b/src/libsyntax/ext/derive.rs @@ -74,7 +74,7 @@ pub fn add_derived_markers(cx: &mut ExtCtxt, span: Span, traits: &[ast::Path] let meta = cx.meta_word(span, Symbol::intern("structural_match")); attrs.push(cx.attribute(span, meta)); } - if names.contains(&Symbol::intern("Copy")) && names.contains(&Symbol::intern("Clone")) { + if names.contains(&Symbol::intern("Copy")) { let meta = cx.meta_word(span, Symbol::intern("rustc_copy_clone_marker")); attrs.push(cx.attribute(span, meta)); } -- cgit 1.4.1-3-g733a5