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[PATCH 2/6] xdiff: avoid signed vs. unsigned comparisons in xdiffi.c

From
David Aguilar <davvid@gmail.com>
Date
Feb 12, 2025, 06:04 UTC
Message-ID
<20250212060418.1645241-2-davvid@gmail.com>
In-Reply-To
<20250212060418.1645241-1-davvid@gmail.com>

The loop iteration variable is non-negative and only used in comparisons against other size_t values.

Signed-off-by: David Aguilar <davvid@gmail.com>
---
 xdiff/xdiffi.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/xdiff/xdiffi.c b/xdiff/xdiffi.c
index 4685ba6137..8889b8b62a 100644
--- a/xdiff/xdiffi.c
+++ b/xdiff/xdiffi.c
@@ -19,7 +19,6 @@
  *  Davide Libenzi <davidel@xmailserver.org>
  *
  */
-#define DISABLE_SIGN_COMPARE_WARNINGS
 
 #include "xinclude.h"
 
@@ -1014,7 +1013,7 @@ static void xdl_mark_ignorable_lines(xdchange_t *xscr, xdfenv_t *xe, long flags)
 
 static int record_matches_regex(xrecord_t *rec, xpparam_t const *xpp) {
 	regmatch_t regmatch;
-	int i;
+	size_t i;
 
 	for (i = 0; i < xpp->ignore_regex_nr; i++)
 		if (!regexec_buf(xpp->ignore_regex[i], rec->ptr, rec->size, 1,
-- 
2.48.1.643.g61982db19f
Previous: David AguilarNext: David Aguilar
Message 2 of 6 in “xdiff: move sign comparison warning guard into each file”
  1. 1/6 xdiff: move sign comparison warning guard into each fileDavid Aguilar, Feb 12, 2025
  2. 2/6 xdiff: avoid signed vs. unsigned comparisons in xdiffi.cDavid Aguilar, Feb 12, 2025
  3. 3/6 xdiff: avoid signed vs. unsigned comparisons in xemit.cDavid Aguilar, Feb 12, 2025
  4. 4/6 xdiff: avoid signed vs. unsigned comparisons in xhistogram.cDavid Aguilar, Feb 12, 2025
  5. 5/6 xdiff: avoid signed vs. unsigned comparisons in xpatience.cDavid Aguilar, Feb 12, 2025
  6. 6/6 xdiff: avoid signed vs. unsigned comparisons in xutils.cDavid Aguilar, Feb 12, 2025

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