From ef52ccf035fe0bcd78226891022171a28dd6fcbe Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Tue, 12 Feb 2019 13:43:32 +0100
Subject: experimental/optional -> optional

---
 src/libutil/lru-cache.hh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/libutil/lru-cache.hh')

diff --git a/src/libutil/lru-cache.hh b/src/libutil/lru-cache.hh
index 9b8290e63..8b83f842c 100644
--- a/src/libutil/lru-cache.hh
+++ b/src/libutil/lru-cache.hh
@@ -2,7 +2,7 @@
 
 #include <map>
 #include <list>
-#include <experimental/optional>
+#include <optional>
 
 namespace nix {
 
@@ -64,7 +64,7 @@ public:
 
     /* Look up an item in the cache. If it exists, it becomes the most
        recently used item. */
-    std::experimental::optional<Value> get(const Key & key)
+    std::optional<Value> get(const Key & key)
     {
         auto i = data.find(key);
         if (i == data.end()) return {};
-- 
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