From 4e84fa4a005a5a1c83d4091d8cb8adb2a1dc04a4 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Wed, 13 Oct 2021 10:31:45 +0200
Subject: [PATCH] RemoteTagCache: use [[gnu::pure]]

---
 src/RemoteTagCache.hxx | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/RemoteTagCache.hxx b/src/RemoteTagCache.hxx
index 64145ff51..ed87f9706 100644
--- a/src/RemoteTagCache.hxx
+++ b/src/RemoteTagCache.hxx
@@ -68,20 +68,20 @@ class RemoteTagCache final {
 		struct Hash : std::hash<std::string> {
 			using std::hash<std::string>::operator();
 
-			gcc_pure
+			[[gnu::pure]]
 			std::size_t operator()(const Item &item) const noexcept {
 				return std::hash<std::string>::operator()(item.uri);
 			}
 		};
 
 		struct Equal {
-			gcc_pure
+			[[gnu::pure]]
 			bool operator()(const Item &a,
 					const Item &b) const noexcept {
 				return a.uri == b.uri;
 			}
 
-			gcc_pure
+			[[gnu::pure]]
 			bool operator()(const std::string &a,
 					const Item &b) const noexcept {
 				return a == b.uri;