# HG changeset patch
# User Julien Cristau <jcristau@debian.org>
# Date 2022-03-14 16:57:03
# Node ID 9ce563fb2989eda394330d3a9d37a8a75995a304
# Parent  59be65b7cdfded782e992c9d2e5557a7e78be878

revlog: fix wrong type of rank_unknown variable

We treat "rank" as an int everywhere, but declare rank_unknown as a
char.  On architectures where char is signed, that works out ok, but
when char is unsigned, rank_unknown is 255 instead of -1.

Differential Revision: https://phab.mercurial-scm.org/D12374

diff --git a/mercurial/cext/revlog.c b/mercurial/cext/revlog.c
--- a/mercurial/cext/revlog.c
+++ b/mercurial/cext/revlog.c
@@ -179,7 +179,7 @@ static const long entry_cl2_offset_rank 
 /* next free offset: 73 */
 
 static const char comp_mode_inline = 2;
-static const char rank_unknown = -1;
+static const int rank_unknown = -1;
 
 static void raise_revlog_error(void)
 {