From 4a3edb320dd515fd98431997d4bdb1ffa31446bd Mon Sep 17 00:00:00 2001
From: Graydon Hoare <graydon@mozilla.com>
Date: Mon, 18 Oct 2010 18:19:16 -0700
Subject: Store items and decls in vecs to preserve input order, index
 externally. Implement block-local name lookup.

---
 src/comp/util/common.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/comp/util/common.rs')

diff --git a/src/comp/util/common.rs b/src/comp/util/common.rs
index cbf7aadf..a5b77c0e 100644
--- a/src/comp/util/common.rs
+++ b/src/comp/util/common.rs
@@ -47,6 +47,15 @@ fn istr(int i) -> str {
     ret _int.to_str(i, 10u);
 }
 
+
+// FIXME: Weird bug. Due to the way we auto-deref + in +=, we can't append a
+// boxed value to a vector-of-boxes using +=.  Best to figure out a way to fix
+// this. Deref-on-demand or something? It's a hazard of the ambiguity between
+// single-element and vector append.
+fn append[T](&vec[T] v, &T t) {
+    v += t;
+}
+
 //
 // Local Variables:
 // mode: rust
-- 
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