From 97bfbe790b2a5707cd6f33d4aad1a2a36fd763c1 Mon Sep 17 00:00:00 2001
From: Andrew Poelstra <apoelstra@wpsoftware.net>
Date: Thu, 11 Sep 2014 08:03:36 -0500
Subject: [PATCH] Add a `clone` to script sat-checker to satisfy new soundness
 rules

This was actually a soundness bug waiting to happen fwiw...but I'm
still not so happy about it.
---
 src/blockdata/script.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/blockdata/script.rs b/src/blockdata/script.rs
index 40591ca..489ed13 100644
--- a/src/blockdata/script.rs
+++ b/src/blockdata/script.rs
@@ -856,7 +856,8 @@ impl AbstractStackElem {
       return Err(AnalyzeValidateFailed);
     }
 
-    for v in self.validators.iter().map(|v| v.clone()) {
+    let validators = self.validators.clone();
+    for v in validators.iter().map(|v| v.clone()) {
       try!((v.update)(self, v.args.as_slice()));
     }
     Ok(())