From 244906802a300a1744de8881857a3a2897b3db8b Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyering@redhat.com>
Date: Sat, 28 May 2011 16:00:20 +0200
Subject: [PATCH] trim: avoid a warning from -O2 -Wstrict-overflow

* lib/trim.c (trim2): Declare local to be "unsigned int", not "int".
---
 ChangeLog  | 5 +++++
 lib/trim.c | 3 +--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 69c052c2b0..5de6fa7ff6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-05-28  Jim Meyering  <meyering@redhat.com>
+
+	trim: avoid a warning from -O2 -Wstrict-overflow
+	* lib/trim.c (trim2): Declare local to be "unsigned int", not "int".
+
 2011-05-29  Bruno Haible  <bruno@clisp.org>
 
 	gnulib-tool: Fix bug in yesterday's commit.
diff --git a/lib/trim.c b/lib/trim.c
index 1f4d0c131f..6515cfaff2 100644
--- a/lib/trim.c
+++ b/lib/trim.c
@@ -65,7 +65,7 @@ trim2 (const char *s, int how)
       /* Trim trailing whitespaces. */
       if (how != TRIM_LEADING)
         {
-          int state = 0;
+          unsigned int state = 0;
           char *r IF_LINT (= NULL); /* used only while state = 2 */
 
           mbi_init (i, d, strlen (d));
@@ -130,4 +130,3 @@ trim2 (const char *s, int how)
 
   return d;
 }
-
-- 
2.39.5