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-rw-r--r--src/osd/modules/sound/sdl_sound.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/osd/modules/sound/sdl_sound.cpp b/src/osd/modules/sound/sdl_sound.cpp
index ba7082312ea..7f4993bea35 100644
--- a/src/osd/modules/sound/sdl_sound.cpp
+++ b/src/osd/modules/sound/sdl_sound.cpp
@@ -21,6 +21,7 @@
#include <SDL2/SDL.h>
#include <algorithm>
+#include <cmath>
#include <fstream>
#include <memory>