From 1600974a3a1dc2c2cbdfef6efdc5887a1dc13218 Mon Sep 17 00:00:00 2001
From: Graydon Hoare <graydon@mozilla.com>
Date: Fri, 26 Nov 2010 13:03:56 -0800
Subject: [PATCH] Avoid segfault due to fallthrough in base case of
 incr_all_refcounts. We could use a typestate checker in rustc, any time now.

---
 src/comp/middle/trans.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/comp/middle/trans.rs b/src/comp/middle/trans.rs
index 8aaeba5c734..9098d8eb1d7 100644
--- a/src/comp/middle/trans.rs
+++ b/src/comp/middle/trans.rs
@@ -572,6 +572,7 @@ fn incr_all_refcnts(@block_ctxt cx,
         ret iter_structural_ty(cx, v, t,
                                bind incr_all_refcnts(_, _, _));
     }
+    ret res(cx, C_nil());
 }
 
 fn drop_ty(@block_ctxt cx,