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xdiff: avoid signed vs. unsigned comparisons in xemit.c

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The unsigned `ignored` variable causes expressions to promote to
unsigned. Use a signed value to make comparisons use the same types.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
David Aguilar
2025-02-11 22:04:15 -08:00
committed by Junio C Hamano
parent 0d31bab479
commit 46fb084353
1 changed files with 1 additions and 3 deletions
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4
xdiff/xemit.c
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@@ -20,8 +20,6 @@
*
*/
#define DISABLE_SIGN_COMPARE_WARNINGS
#include "xinclude.h"
static long xdl_get_rec(xdfile_t *xdf, long ri, char const **rec) {
@@ -56,7 +54,7 @@ xdchange_t *xdl_get_hunk(xdchange_t **xscr, xdemitconf_t const *xecfg)
xdchange_t *xch, *xchp, *lxch;
long max_common = 2 * xecfg->ctxlen + xecfg->interhunkctxlen;
long max_ignorable = xecfg->ctxlen;
unsigned long ignored = 0; /* number of ignored blank lines */
long ignored = 0; /* number of ignored blank lines */
/* remove ignorable changes that are too far before other changes */
for (xchp = *xscr; xchp && xchp->ignore; xchp = xchp->next) {