Update vendor/libarchive/dist to git 7d6da880ae3e379d463137510bb4e8c65b6bfb36

Relevant vendor changes:
  PR #1107: RAR5 reader: removed an unused function: bf_is_last_block

1 files changed, 8 insertions, 6 deletions

diff --git a/libarchive/archive_read_support_format_rar5.c b/libarchive/archive_read_support_format_rar5.c
index 86478a4949fa..9314f7a9f9c3 100644
--- a/libarchive/archive_read_support_format_rar5.c
+++ b/libarchive/archive_read_support_format_rar5.c
@@ -229,7 +229,14 @@ struct bit_reader {
 /* RARv5 block header structure. Use bf_* functions to get values from
  * block_flags_u8 field. I.e. bf_byte_count, etc. */
 struct compressed_block_header {
-    uint8_t block_flags_u8; /* Fields encoded in little-endian bitfield */
+    /* block_flags_u8 contain fields encoded in little-endian bitfield:
+     *
+     * - table present flag (shr 7, and 1),
+     * - last block flag    (shr 6, and 1),
+     * - byte_count         (shr 3, and 7),
+     * - bit_size           (shr 0, and 7).
+     */
+    uint8_t block_flags_u8;
     uint8_t block_cksum;
 };
 
@@ -433,11 +440,6 @@ uint8_t bf_byte_count(const struct compressed_block_header* hdr) {
 }
 
 static inline
-uint8_t bf_is_last_block(const struct compressed_block_header* hdr) {
-    return (hdr->block_flags_u8 >> 6) & 1;
-}
-
-static inline
 uint8_t bf_is_table_present(const struct compressed_block_header* hdr) {
     return (hdr->block_flags_u8 >> 7) & 1;
 }