From 3af0c6572eebd2c7fad72e8ba37eac71b8abc8bc Mon Sep 17 00:00:00 2001
From: Jeffrey Seyfried <jeffrey.seyfried@gmail.com>
Date: Fri, 2 Sep 2016 01:44:23 +0000
Subject: Refactor code out of the folder implementation for
 `StripUnconfigured`.

---
 src/libsyntax/util/small_vector.rs | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/libsyntax/util')

diff --git a/src/libsyntax/util/small_vector.rs b/src/libsyntax/util/small_vector.rs
index 893646f121f..373dfc4ddfa 100644
--- a/src/libsyntax/util/small_vector.rs
+++ b/src/libsyntax/util/small_vector.rs
@@ -29,6 +29,12 @@ enum SmallVectorRepr<T> {
     Many(Vec<T>),
 }
 
+impl<T> Default for SmallVector<T> {
+    fn default() -> Self {
+        SmallVector { repr: Zero }
+    }
+}
+
 impl<T> Into<Vec<T>> for SmallVector<T> {
     fn into(self) -> Vec<T> {
         match self.repr {
-- 
cgit 1.4.1-3-g733a5