From da370a6a1af703d96f72aa7e58fc562fe36a2670 Mon Sep 17 00:00:00 2001
From: Daniel James <daniel@calamity.org.uk>
Date: Mon, 27 Feb 2017 12:20:37 +0000
Subject: [PATCH] Avoid Visual C++ warning C4127

---
 include/boost/unordered/detail/implementation.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/unordered/detail/implementation.hpp b/include/boost/unordered/detail/implementation.hpp
index 871ad5a7..a7a2d186 100644
--- a/include/boost/unordered/detail/implementation.hpp
+++ b/include/boost/unordered/detail/implementation.hpp
@@ -3499,7 +3499,7 @@ template <typename N> struct node_algo
     {
         node_pointer n = next_node(prev);
         std::size_t hash = n->hash_;
-        while (true) {
+        for (;;) {
             node_pointer next = next_node(n);
             if (!next || next->hash_ != hash) {
                 return n;