diff --git a/media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp b/media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp
index c04f7f3..b3ecc77 100644
--- a/media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp
+++ b/media/codecs/mp3dec/src/pvmp3_stereo_proc.cpp
@@ -219,6 +219,7 @@
 ; FUNCTION CODE
 ----------------------------------------------------------------------------*/
 
+// deliberately plays near overflow points of int32
 #if __has_attribute(no_sanitize)
 __attribute__((no_sanitize("integer")))
 #endif