minor comments
diff --git a/src/libFLAC/bitreader.c b/src/libFLAC/bitreader.c
index 93f7fbb..ce6fe82 100644
--- a/src/libFLAC/bitreader.c
+++ b/src/libFLAC/bitreader.c
@@ -803,6 +803,7 @@
/* this is by far the most heavily used reader call. it ain't pretty but it's fast */
/* a lot of the logic is copied, then adapted, from FLAC__bitreader_read_unary_unsigned() and FLAC__bitreader_read_raw_uint32() */
FLAC__bool FLAC__bitreader_read_rice_signed_block(FLAC__BitReader *br, int vals[], unsigned nvals, unsigned parameter)
+/* OPT: possibly faster version for use with MSVC */
#ifdef _MSC_VER
{
unsigned i;