X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=Pico%2Fsound%2Fsound.c;h=68106bc3ba17a30aaedf309606300c3fe9d3e413;hb=b5e5172d049a83251874fb33e65a53c9654dc0bc;hp=f43252ffd7757117a5c3ac02611f854ce4d124b2;hpb=c5b61ac25d64d5fb1e8d825e6b44c6c50b05ab34;p=picodrive.git

diff --git a/Pico/sound/sound.c b/Pico/sound/sound.c
index f43252f..68106bc 100644
--- a/Pico/sound/sound.c
+++ b/Pico/sound/sound.c
@@ -220,8 +220,14 @@ PICO_INTERNAL void PsndClear(void)
 {
   int len = PsndLen;
   if (PsndLen_exc_add) len++;
-  if (PicoOpt & 8) memset32((int *) PsndOut, 0, len); // clear both channels at once
-  else memset(PsndOut, 0, len<<1);
+  if (PicoOpt & 8)
+    memset32((int *) PsndOut, 0, len); // assume PsndOut to be aligned
+  else {
+    short *out = PsndOut;
+    if ((int)out & 2) { *out++ = 0; len--; }
+    memset32((int *) out, 0, len/2);
+    if (len & 1) out[len-1] = 0;
+  }
 }