+++ /dev/null
->From e54e1299404101a5a9d0cf5e45512b543967f958 Mon Sep 17 00:00:00 2001
-From: Mark Adler <madler@alumni.caltech.edu>
-Date: Sat, 5 Sep 2015 17:45:55 -0700
-Subject: [PATCH] Avoid shifts of negative values inflateMark().
-
-The C standard says that bit shifts of negative integers is
-undefined. This casts to unsigned values to assure a known
-result.
----
- inflate.c | 5 +++--
- 1 file changed, 3 insertions(+), 2 deletions(-)
-
-diff --git a/zlib/inflate.c b/zlib/inflate.c
-index 2889e3a0..a7184167 100644
---- a/zlib/inflate.c
-+++ b/zlib/inflate.c
-@@ -1506,9 +1506,10 @@ z_streamp strm;
- {
- struct inflate_state FAR *state;
-
-- if (strm == Z_NULL || strm->state == Z_NULL) return -1L << 16;
-+ if (strm == Z_NULL || strm->state == Z_NULL)
-+ return (long)(((unsigned long)0 - 1) << 16);
- state = (struct inflate_state FAR *)strm->state;
-- return ((long)(state->back) << 16) +
-+ return (long)(((unsigned long)((long)state->back)) << 16) +
- (state->mode == COPY ? state->length :
- (state->mode == MATCH ? state->was - state->length : 0));
- }