diff --git a/src/libFLAC/stream_encoder.c b/src/libFLAC/stream_encoder.c
index 86ce7f2..289846c 100644
--- a/src/libFLAC/stream_encoder.c
+++ b/src/libFLAC/stream_encoder.c
@@ -3842,8 +3842,9 @@ void precompute_partition_info_sums_(
 	FLAC__ASSERT(default_partition_samples > predictor_order);
 
 #if defined(FLAC__CPU_IA32) && !defined FLAC__NO_ASM && defined FLAC__HAS_NASM && 0
-	/* slightly pessimistic but still catches all common cases */
 	/* WATCHOUT: "+ bps" is an assumption that the average residual magnitude will not be more than "bps" bits */
+	/* previously the condition was: if(FLAC__bitmath_ilog2(default_partition_samples) + bps < 32) */
+	/* see http://git.xiph.org/?p=flac.git;a=commit;h=6f7ec60c7e7f05f5ab0b1cf6b7b0945e44afcd4b */
 	if(bps <= 16) {
 		FLAC__precompute_partition_info_sums_32bit_asm_ia32_(residual, abs_residual_partition_sums, residual_samples + predictor_order, predictor_order, min_partition_order, max_partition_order);
 		return;
@@ -3853,8 +3854,9 @@ void precompute_partition_info_sums_(
 	/* first do max_partition_order */
 	{
 		unsigned partition, residual_sample, end = (unsigned)(-(int)predictor_order);
-		/* slightly pessimistic but still catches all common cases */
 		/* WATCHOUT: "+ bps" is an assumption that the average residual magnitude will not be more than "bps" bits */
+		/* previously the condition was: if(FLAC__bitmath_ilog2(default_partition_samples) + bps < 32) */
+		/* see http://git.xiph.org/?p=flac.git;a=commit;h=6f7ec60c7e7f05f5ab0b1cf6b7b0945e44afcd4b */
 		if(bps <= 16) {
 			FLAC__uint32 abs_residual_partition_sum;