From f110e8f21c707cb4bbb5e54b45f4458987920322 Mon Sep 17 00:00:00 2001
From: Patrick Walton <pcwalton@mimiga.net>
Date: Wed, 8 Aug 2012 14:17:52 -0700
Subject: rustc: Do some plumbing work on nested enums

---
 src/libsyntax/fold.rs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/libsyntax/fold.rs')

diff --git a/src/libsyntax/fold.rs b/src/libsyntax/fold.rs
index 22713618222..d84c981504f 100644
--- a/src/libsyntax/fold.rs
+++ b/src/libsyntax/fold.rs
@@ -564,6 +564,11 @@ fn noop_fold_variant(v: variant_, fld: ast_fold) -> variant_ {
                 dtor: dtor
             })
         }
+
+        enum_variant_kind(variants) => {
+            let variants = vec::map(variants, |x| fld.fold_variant(x));
+            kind = enum_variant_kind(variants);
+        }
     }
 
     let fold_attribute = |x| fold_attribute_(x, fld);
-- 
cgit 1.4.1-3-g733a5