From 88135c52f8367549d6c864df193018f5a6cb2b35 Mon Sep 17 00:00:00 2001
From: Nebuleon Fumika
Date: Sat, 19 Jan 2013 20:28:17 -0500
Subject: Remove unneeded volatility, enabling more optimisations. Sound
 volatility is #define'd away, GUI volatility is simply removed.

---
 source/globals.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'source/globals.cpp')

diff --git a/source/globals.cpp b/source/globals.cpp
index a4efb46..d24816b 100644
--- a/source/globals.cpp
+++ b/source/globals.cpp
@@ -216,7 +216,14 @@ uint32 current_graphic_format = RGB565;
 
 struct SCheatData Cheat;
 
+// Define NO_VOLATILE_SOUND if you're always reading or writing sound from one
+// thread or one co-routine. If you're using interrupts or a thread, sound must
+// be volatile.
+#ifndef NO_VOLATILE_SOUND
 volatile SoundStatus so;
+#else
+SoundStatus so;
+#endif
 
 int Echo [24000];
 int DummyEchoBuffer [SOUND_BUFFER_SIZE];
-- 
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