1 files changed, 8 insertions, 2 deletions

diff --git a/C/HuffEnc.c b/C/HuffEnc.c
index f3c2996..3dc1e39 100644
--- a/C/HuffEnc.c
+++ b/C/HuffEnc.c
@@ -1,5 +1,5 @@
 /* HuffEnc.c -- functions for Huffman encoding
-2021-02-09 : Igor Pavlov : Public domain */
+2023-03-04 : Igor Pavlov : Public domain */
 
 #include "Precomp.h"
 
@@ -106,7 +106,7 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
       
       p[--e] &= MASK;
       lenCounters[1] = 2;
-      while (e > 0)
+      while (e != 0)
       {
         UInt32 len = (p[p[--e] >> NUM_BITS] >> NUM_BITS) + 1;
         p[e] = (p[e] & MASK) | (len << NUM_BITS);
@@ -146,3 +146,9 @@ void Huffman_Generate(const UInt32 *freqs, UInt32 *p, Byte *lens, UInt32 numSymb
     }
   }
 }
+
+#undef kMaxLen
+#undef NUM_BITS
+#undef MASK
+#undef NUM_COUNTERS
+#undef HUFFMAN_SPEED_OPT