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-rw-r--r--archival/libarchive/unxz/xz_stream.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/archival/libarchive/unxz/xz_stream.h b/archival/libarchive/unxz/xz_stream.h
index 2ffaa34..66cb5a7 100644
--- a/archival/libarchive/unxz/xz_stream.h
+++ b/archival/libarchive/unxz/xz_stream.h
@@ -32,8 +32,13 @@
#define FOOTER_MAGIC_SIZE 2
/*
- * Variable-length integer can hold a 63-bit unsigned integer, or a special
- * value to indicate that the value is unknown.
+ * Variable-length integer can hold a 63-bit unsigned integer or a special
+ * value indicating that the value is unknown.
+ *
+ * Experimental: vli_type can be defined to uint32_t to save a few bytes
+ * in code size (no effect on speed). Doing so limits the uncompressed and
+ * compressed size of the file to less than 256 MiB and may also weaken
+ * error detection slightly.
*/
typedef uint64_t vli_type;