switch Drop to `&mut self`

[rust.git] / src / libextra / arc.rs

diff --git a/src/libextra/arc.rs b/src/libextra/arc.rs
index 3fbfae52c6300bf925d071a95c611447149476ec..ca8000c984d4af53005eacfd917dc45515581838 100644 (file)
--- a/src/libextra/arc.rs
+++ b/src/libextra/arc.rs
@@ -313,7 +313,7 @@ struct PoisonOnFail {
 }
 
 impl Drop for PoisonOnFail {
-    fn drop(&self) {
+    fn drop(&mut self) {
         unsafe {
             /* assert!(!*self.failed);
                -- might be false in case of cond.wait() */