From 428937dbeb2ee5497c4d6a0682105fc9b27e577c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Lindqvist?= <bjourne@gmail.com>
Date: Thu, 4 Jun 2015 17:30:36 +0200
Subject: [PATCH] VM: make FACTOR_FOR_EACH not call .end() more than once

---
 vm/utilities.hpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/vm/utilities.hpp b/vm/utilities.hpp
index f59053a700..d9c311308c 100644
--- a/vm/utilities.hpp
+++ b/vm/utilities.hpp
@@ -1,9 +1,10 @@
 namespace factor {
 
 // Poor mans range-based for loops.
-#define FACTOR_FOR_EACH(iterable)                           \
-  for (typeof((iterable).begin()) iter = (iterable).begin();    \
-       iter != (iterable).end();                                \
+#define FACTOR_FOR_EACH(iterable)                               \
+  for (typeof((iterable).begin()) iter = (iterable).begin(),    \
+           _end = (iterable).end();                             \
+       iter != _end;                                            \
        iter++)
 
 inline static void memset_2(void* dst, uint16_t pattern, size_t size) {