From b4e27bccb1b8f272ff1aca8fe36bd15eb79cd9a8 Mon Sep 17 00:00:00 2001
From: Oliver Kowalke <oliver.kowalke@gmx.de>
Date: Sun, 4 Sep 2016 10:22:46 +0200
Subject: [PATCH] make timepoint_less operator const

---
 include/boost/fiber/scheduler.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/fiber/scheduler.hpp b/include/boost/fiber/scheduler.hpp
index e27fcba0..77f602f7 100644
--- a/include/boost/fiber/scheduler.hpp
+++ b/include/boost/fiber/scheduler.hpp
@@ -34,7 +34,7 @@ namespace fibers {
 class BOOST_FIBERS_DECL scheduler {
 public:
     struct timepoint_less {
-        bool operator()( context const& l, context const& r) noexcept {
+        bool operator()( context const& l, context const& r) const noexcept {
             return l.tp_ < r.tp_;
         }
     };