From a141f58e9b34a3f8ab68b5d7f9db8b2d75492d78 Mon Sep 17 00:00:00 2001
From: Tim Chevalier <chevalier@alum.wellesley.edu>
Date: Thu, 21 Jun 2012 21:46:12 -0700
Subject: [PATCH] In reachability, traverse all classes that have dtors

since dtors always have external linkage
---
 src/rustc/middle/trans/reachable.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/rustc/middle/trans/reachable.rs b/src/rustc/middle/trans/reachable.rs
index 4ca10198f177..ed4f34eb75f0 100644
--- a/src/rustc/middle/trans/reachable.rs
+++ b/src/rustc/middle/trans/reachable.rs
@@ -209,7 +209,11 @@ fn traverse_all_resources(cx: ctx, crate_mod: _mod) {
         visit_item: {|i, cx, v|
             visit::visit_item(i, cx, v);
             alt i.node {
-              item_res(_, _, _, _, _, _) {
+              item_res(*) {
+                traverse_public_item(cx, i);
+              }
+              // Classes with dtors too!
+              item_class(_, _, _, _, some(_), _) {
                 traverse_public_item(cx, i);
               }
               _ {}