1 files changed, 4 insertions, 0 deletions
diff --git a/src/mixer/mixer.c b/src/mixer/mixer.c
index 079b582..fbe3105 100644
--- a/src/mixer/mixer.c
+++ b/src/mixer/mixer.c
@@ -131,6 +131,10 @@ f64 camu_mixer_get_latency(struct camu_mixer *mixer)
 
 static void add_buffer_internal(struct camu_mixer *mixer, struct camu_audio_buffer *buf)
 {
+    struct camu_audio_buffer *active;
+    al_array_foreach(mixer->buffers, i, active) {
+        al_assert(active != buf);
+    }
     camu_audio_buffer_set_volume(buf, mixer->volume);
 #ifdef CAMU_MIXER_THREADED
     al_atomic_store(u8)(&buf->ref, 1, AL_ATOMIC_RELAXED);