Auto merge of #23654 - alexcrichton:rollup, r=alexcrichton

1 files changed, 13 insertions, 1 deletions

diff --git a/src/libsyntax/print/pprust.rs b/src/libsyntax/print/pprust.rs
index 239fea57d94..828d085fd43 100644
--- a/src/libsyntax/print/pprust.rs
+++ b/src/libsyntax/print/pprust.rs
@@ -2712,8 +2712,20 @@ impl<'a> State<'a> {
                        opt_explicit_self: Option<&ast::ExplicitSelf_>)
                        -> io::Result<()> {
         try!(self.ibox(indent_unit));
+        if generics.lifetimes.len() > 0 || generics.ty_params.len() > 0 {
+            try!(word(&mut self.s, "for"));
+            try!(self.print_generics(generics));
+        }
+        let generics = ast::Generics {
+            lifetimes: Vec::new(),
+            ty_params: OwnedSlice::empty(),
+            where_clause: ast::WhereClause {
+                id: ast::DUMMY_NODE_ID,
+                predicates: Vec::new(),
+            },
+        };
         try!(self.print_fn(decl, unsafety, abi, name,
-                           generics, opt_explicit_self,
+                           &generics, opt_explicit_self,
                            ast::Inherited));
         self.end()
     }