X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=src%2Flzx-compress.c;h=c876a182dd677be651cffd09b5d96937e283a59e;hp=a8e0340138e791d15dbf5e22a4e9eaff681d6e81;hb=b072e7cbca1ccb874e22aa94e3efae37ce211939;hpb=f3ab01445d6184f7c5ffd0251667de7ef7437f9a

diff --git a/src/lzx-compress.c b/src/lzx-compress.c
index a8e03401..c876a182 100644
--- a/src/lzx-compress.c
+++ b/src/lzx-compress.c
@@ -425,7 +425,7 @@ lzx_write_compressed_tree(struct output_bitstream *out,
 	unsigned i;
 	unsigned len_in_run;
 	unsigned additional_bits;
-	char delta;
+	signed char delta;
 	u8 pretree_sym;
 
 	ZERO_ARRAY(pretree_freqs);
@@ -502,7 +502,7 @@ lzx_write_compressed_tree(struct output_bitstream *out,
 			 * */
 			while (cur_run_len >= 4) {
 				additional_bits = (cur_run_len > 4);
-				delta = -(char)len_in_run;
+				delta = -(signed char)len_in_run;
 				if (delta < 0)
 					delta += 17;
 				pretree_freqs[19]++;
@@ -518,7 +518,7 @@ lzx_write_compressed_tree(struct output_bitstream *out,
 		 * as a difference from the length of that codeword in the
 		 * previous tree. */
 		while (cur_run_len--) {
-			delta = -(char)len_in_run;
+			delta = -(signed char)len_in_run;
 			if (delta < 0)
 				delta += 17;
 
@@ -646,7 +646,7 @@ static const struct lz_params lzx_lz_params = {
 	.too_far        = 4096,
 };
 
-/* Documented in wimlib.h */
+/* API function documented in wimlib.h  */
 WIMLIBAPI unsigned
 wimlib_lzx_compress(const void *_uncompressed_data, unsigned uncompressed_len,
 		    void *compressed_data)