1 files changed, 6 insertions, 0 deletions
diff --git a/src/libsyntax/ext/build.rs b/src/libsyntax/ext/build.rs
index 08bedd794f6..bdbc45471bb 100644
--- a/src/libsyntax/ext/build.rs
+++ b/src/libsyntax/ext/build.rs
@@ -73,6 +73,7 @@ pub trait AstBuilder {
     fn typaram(&self,
                span: Span,
                id: ast::Ident,
+               attrs: Vec<ast::Attribute>,
                bounds: ast::TyParamBounds,
                default: Option<P<ast::Ty>>) -> ast::TyParam;
 
@@ -83,6 +84,7 @@ pub trait AstBuilder {
     fn lifetime_def(&self,
                     span: Span,
                     name: ast::Name,
+                    attrs: Vec<ast::Attribute>,
                     bounds: Vec<ast::Lifetime>)
                     -> ast::LifetimeDef;
 
@@ -452,11 +454,13 @@ impl<'a> AstBuilder for ExtCtxt<'a> {
     fn typaram(&self,
                span: Span,
                id: ast::Ident,
+               attrs: Vec<ast::Attribute>,
                bounds: ast::TyParamBounds,
                default: Option<P<ast::Ty>>) -> ast::TyParam {
         ast::TyParam {
             ident: id,
             id: ast::DUMMY_NODE_ID,
+            attrs: attrs.into(),
             bounds: bounds,
             default: default,
             span: span
@@ -503,9 +507,11 @@ impl<'a> AstBuilder for ExtCtxt<'a> {
     fn lifetime_def(&self,
                     span: Span,
                     name: ast::Name,
+                    attrs: Vec<ast::Attribute>,
                     bounds: Vec<ast::Lifetime>)
                     -> ast::LifetimeDef {
         ast::LifetimeDef {
+            attrs: attrs.into(),
             lifetime: self.lifetime(span, name),
             bounds: bounds
         }