From 095c390df736ebff74a0e2a982ef4a1220dea135 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Tue, 29 Oct 2013 00:05:04 +0100
Subject: FilterRegistry: add "pure" attribute

---
 src/FilterRegistry.hxx | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/FilterRegistry.hxx')

diff --git a/src/FilterRegistry.hxx b/src/FilterRegistry.hxx
index c21d8a597..286420f92 100644
--- a/src/FilterRegistry.hxx
+++ b/src/FilterRegistry.hxx
@@ -26,6 +26,8 @@
 #ifndef MPD_FILTER_REGISTRY_HXX
 #define MPD_FILTER_REGISTRY_HXX
 
+#include "Compiler.h"
+
 extern const struct filter_plugin null_filter_plugin;
 extern const struct filter_plugin chain_filter_plugin;
 extern const struct filter_plugin convert_filter_plugin;
@@ -34,6 +36,7 @@ extern const struct filter_plugin normalize_filter_plugin;
 extern const struct filter_plugin volume_filter_plugin;
 extern const struct filter_plugin replay_gain_filter_plugin;
 
+gcc_pure
 const struct filter_plugin *
 filter_plugin_by_name(const char *name);
 
-- 
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