From 5e5507f6684b33e409434c00d61501723565d404 Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Tue, 15 Dec 2015 01:48:21 -0800
Subject: [PATCH] optimize checkmultisig.

---
 lib/bcoin/script.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/bcoin/script.js b/lib/bcoin/script.js
index 70db9d27..6cbc1abc 100644
--- a/lib/bcoin/script.js
+++ b/lib/bcoin/script.js
@@ -630,6 +630,8 @@ script.execute = function execute(s, stack, tx, index) {
         if (stack.length < m + 1)
           return false;
 
+        var subscript = script.subscript(s, lastSep);
+
         // Get signatures
         var succ = 0;
         for (var i = 0; i < m; i++) {
@@ -641,7 +643,6 @@ script.execute = function execute(s, stack, tx, index) {
           if (!script.isValidSig(sig))
             return false;
 
-          var subscript = script.subscript(s, lastSep);
           var hash = tx.subscriptHash(index, subscript, type);
 
           // Strict order: