diff options
Diffstat (limited to 'src/libsyntax/print/pprust.rs')
| -rw-r--r-- | src/libsyntax/print/pprust.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libsyntax/print/pprust.rs b/src/libsyntax/print/pprust.rs index 6ce0ee79c62..eab03f73091 100644 --- a/src/libsyntax/print/pprust.rs +++ b/src/libsyntax/print/pprust.rs @@ -47,6 +47,8 @@ pub trait PpAnn { pub struct NoAnn; +impl Copy for NoAnn {} + impl PpAnn for NoAnn {} pub struct CurrentCommentAndLiteral { @@ -54,6 +56,8 @@ pub struct CurrentCommentAndLiteral { cur_lit: uint, } +impl Copy for CurrentCommentAndLiteral {} + pub struct State<'a> { pub s: pp::Printer, cm: Option<&'a CodeMap>, |