From 004533ea755ecfc5d65e282366aaffc523e9632c Mon Sep 17 00:00:00 2001
From: Murarth <murarth@gmail.com>
Date: Fri, 28 Nov 2014 21:56:09 -0700
Subject: Fix rustc panic on second compile_input

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

(limited to 'src/libsyntax/util')

diff --git a/src/libsyntax/util/interner.rs b/src/libsyntax/util/interner.rs
index ede967bba25..590a04ce221 100644
--- a/src/libsyntax/util/interner.rs
+++ b/src/libsyntax/util/interner.rs
@@ -214,6 +214,11 @@ impl StrInterner {
         *self.map.borrow_mut() = HashMap::new();
         *self.vect.borrow_mut() = Vec::new();
     }
+
+    pub fn reset(&self, other: StrInterner) {
+        *self.map.borrow_mut() = other.map.into_inner();
+        *self.vect.borrow_mut() = other.vect.into_inner();
+    }
 }
 
 #[cfg(test)]
-- 
cgit 1.4.1-3-g733a5